USB\u53d1\u5c55\u5386\u7a0b\u4e2d\u6700\u4e4f\u5473\u7684\u90e8\u5206\u83ab\u8fc7\u4e8e\u6807\u51c6\u540d\u79f0\u9891\u7e41\u53d8\u66f4\u7684\u65f6\u671f\u3002\u6700\u521d\u7684USB 3.0\u901f\u5ea6\u4e3a5 Gb\/s\uff0c\u540e\u6765\u53d8\u6210\u4e86USB 3.1 Gen 1\uff0c\u4e4b\u540e\u53c8\u53d8\u6210\u4e86USB 3.2 Gen 1\u3002\u5bf9\u7528\u6237\u800c\u8a00\uff0c\u51e0\u4e4e\u6ca1\u6709\u4efb\u4f55\u53d8\u5316\uff0c\u901f\u5ea6\u4f9d\u7136\u662f5 Gb\/s\u3002\u66f4\u4ee4\u4eba\u56f0\u60d1\u7684\u662f\uff0cUSB 3.2\u63a8\u51fa\u65f6\uff0c\u6807\u51c6\u5c06\u4e09\u79cd\u4e0d\u540c\u7684\u6027\u80fd\u7b49\u7ea7\uff085\u300110\u548c20 Gb\/s\uff09\u5408\u5e76\u5728\u540c\u4e00\u4e2a\u540d\u79f0\u4e0b\u3002\u56e0\u6b64\uff0cUSB-IF\uff08\u8d1f\u8d23USB\u6807\u51c6\u5f00\u53d1\u3001\u6807\u51c6\u5316\u548c\u63a8\u5e7f\u7684\u7ec4\u7ec7\uff09\u540e\u6765\u5f00\u59cb\u9f13\u52b1\u5236\u9020\u5546\u5728\u5176\u4ea7\u54c1\u4e0a\u660e\u786e\u6807\u660e\u5b9e\u9645\u6027\u80fd\uff0c\u4f8b\u5982USB 5Gbps\u3001USB 10Gbps\u6216USB 20Gbps\u3002<\/p>\n\n\n\n
\u5982\u679c\u7528\u6237\u5c06USB 3.0\u8bbe\u5907\u66f4\u6362\u4e3a\u6807\u6709USB 3.2 Gen 1\u7684\u8bbe\u5907\uff0c\u5e76\u671f\u671b\u83b7\u5f97\u66f4\u5feb\u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u90a3\u4ed6\u4eec\u5c31\u5931\u671b\u4e86\u3002\u8fd9\u662fUSB\u6807\u51c6\u5386\u53f2\u4e0a\u6700\u4e0d\u4eba\u6027\u5316\u7684\u4e8b\u4ef6\u4e4b\u4e00\u3002<\/p>\n\n\n\n
USB 3.2 Gen 2\u00d72 \u662f\u4e00\u79cd\u901f\u5ea6\u975e\u5e38\u5feb\u7684\u6807\u51c6\uff0c\u4f46\u5e02\u573a\u51e0\u4e4e\u5ffd\u7565\u4e86\u5b83\u3002<\/strong><\/h3>\n\n\n\nUSB 3.2 Gen 2x2 \u4ece\u7406\u8bba\u4e0a\u770b\u66f4\u6709\u5438\u5f15\u529b\u3002\u5b83\u91c7\u7528\u4e24\u4e2a 10Gb \u8fde\u63a5\uff0c\u5c06\u603b\u4f20\u8f93\u901f\u5ea6\u63d0\u5347\u81f3 20Gb\/s\uff0c\u8db3\u4ee5\u6ee1\u8db3\u9ad8\u901f\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u7684\u9700\u6c42\u3002USB-IF \u8bbe\u8ba1 USB 3.2 \u65f6\uff0c\u5c31\u8003\u8651\u5230\u4e86 USB-C \u63a5\u53e3\u53ef\u4ee5\u540c\u65f6\u4f7f\u7528\u591a\u6761\u6570\u636e\u901a\u9053\u3002<\/p>\n\n\n\n
\u95ee\u9898\u51fa\u5728\u5176\u4ed6\u5730\u65b9\u3002\u652f\u6301\u4ecd\u7136\u76f8\u5f53\u6709\u9650\u3002\u8bb8\u591a\u7b14\u8bb0\u672c\u7535\u8111\u76f4\u63a5\u4ece 10Gbps \u5207\u6362\u5230\u4e86 Thunderbolt \u6216 USB4\u3002\u5373\u4f7f\u7528\u6237\u8d2d\u4e70\u4e86 20Gbps \u7684\u5916\u7f6e\u56fa\u6001\u786c\u76d8\uff0cUSB-C \u63a5\u53e3\u672c\u8eab\u4e5f\u65e0\u6cd5\u4fdd\u8bc1\u4ed6\u4eec\u80fd\u591f\u83b7\u5f97 20Gbps \u7684\u901f\u5ea6\u3002\u8fd9\u5c31\u662f\u4e3a\u4ec0\u4e48\u5982\u4eca USB 20Gbps \u53ea\u662f\u4e00\u4e2a\u7565\u663e\u7279\u6b8a\u7684\u8fc7\u6e21\u65b9\u6848\u3002\u5b83\u5728\u6280\u672f\u4e0a\u975e\u5e38\u6709\u7528\uff0c\u4f46\u8003\u8651\u5230\u5176\u6027\u80fd\uff0c\u5b83\u4ece\u672a\u50cf\u4eba\u4eec\u9884\u671f\u7684\u90a3\u6837\u666e\u53ca\u3002<\/p>\n\n\n\n![\"\"](\"\/wp-content\/uploads\/2026\/10\/sara-kurfess-9Eid2zc_Veo-unsplash-1024x683.jpg\")
<\/figure>\n\n\n\nUSB 1.x\u2014\u2014\u901f\u5ea6\u6162\uff0c\u4f46\u5982\u679c\u6ca1\u6709\u5b83\uff0c\u4eca\u5929\u7684USB\u5c31\u4e0d\u4f1a\u5b58\u5728\u3002<\/strong><\/h3>\n\n\n\n\u8ba9\u6211\u4eec\u56de\u5230\u6700\u521d\u3002\u5982\u4eca\u770b\u6765\uff0c\u65e9\u671f\u7248\u672c\u7684USB\u901f\u5ea6\u7b80\u76f4\u6162\u5f97\u4ee4\u4eba\u53d1\u7b11\u3002USB\u4e3a\u4f4e\u901f\u8bbe\u5907\u63d0\u4f9b1.5Mbps\u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u5168\u901f\u6a21\u5f0f\u4e0b\u4e5f\u53ea\u670912Mbps\u3002\u4f46\u901f\u5ea6\u5e76\u975e\u65e9\u671fUSB\u7684\u91cd\u70b9\u3002\u5b83\u6700\u91cd\u8981\u7684\u4efb\u52a1\u662f\u7b80\u5316\u7535\u8111\u4e0a\u6df7\u4e71\u7684\u63a5\u53e3\u3002<\/p>\n\n\n\n
\u5728 USB \u51fa\u73b0\u4e4b\u524d\uff0c\u5e38\u89c1\u7684\u63a5\u53e3\u6709\u4e32\u884c\u7aef\u53e3\u3001\u7528\u4e8e\u6253\u5370\u673a\u7684\u5e76\u884c\u7aef\u53e3\u3001\u7528\u4e8e\u9f20\u6807\u548c\u952e\u76d8\u7684 PS\/2 \u7aef\u53e3\uff0c\u4ee5\u53ca\u5404\u79cd\u4e13\u7528\u7aef\u53e3\u3002USB \u5f15\u5165\u4e86\u4e00\u79cd\u66f4\u52a0\u901a\u7528\u7684\u8bbe\u5907\u8fde\u63a5\u65b9\u5f0f\uff0c\u6700\u91cd\u8981\u7684\u662f\uff0c\u5b83\u5e26\u6765\u4e86\u5373\u63d2\u5373\u7528\u7684\u6982\u5ff5\u3002\u4ece\u4eca\u5929\u7684\u89d2\u5ea6\u6765\u770b\uff0c12 Mbps \u7684\u4f20\u8f93\u901f\u5ea6\u5e76\u4e0d\u7b97\u9ad8\uff0c\u4f46\u4ece\u5386\u53f2\u89d2\u5ea6\u6765\u770b\uff0c\u7b2c\u4e00\u4ee3 USB \u63a5\u53e3\u5960\u5b9a\u4e86\u53d8\u9769\u7684\u57fa\u7840\uff0c\u4f7f\u5f97\u6211\u4eec\u4eca\u5929\u51e0\u4e4e\u6240\u6709\u8fde\u63a5\u5230\u7535\u8111\u7684\u8bbe\u5907\u90fd\u80fd\u5b9e\u73b0\u5373\u63d2\u5373\u7528\u3002<\/p>\n\n\n\n
USB 3.1 Gen 2\uff0810 Gb\/s\uff09\u5982\u4eca\u4ecd\u7136\u975e\u5e38\u5b9e\u7528\u3002<\/strong><\/h3>\n\n\n\n\u5f53\u901f\u5ea6\u4ece 5 Gb\/s \u63d0\u5347\u5230 10 Gb\/s \u65f6\uff0c\u5dee\u5f02\u5c31\u53d8\u5f97\u975e\u5e38\u660e\u663e\u4e86\u300210 \u5343\u5146\u8fde\u63a5\u7684\u7406\u8bba\u6781\u9650\u901f\u5ea6\u662f 1.25 Gb\/s\uff0c\u4f46\u4f7f\u7528\u6027\u80fd\u826f\u597d\u7684\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u8fdb\u884c\u5b9e\u9645\u4f20\u8f93\u65f6\uff0c\u901f\u5ea6\u53ef\u4ee5\u63a5\u8fd1\u6bcf\u79d2 1 GB\u3002\u8fd9\u4ecd\u7136\u662f\u4e00\u4e2a\u975e\u5e38\u5b9e\u7528\u7684 USB \u63a5\u53e3\u3002<\/p>\n\n\n\n
\u5bf9\u4e8e\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u3001\u7167\u7247\u5b58\u6863\u3001\u5907\u4efd\u6216\u4f20\u8f93\u6570\u5341GB\u7684\u89c6\u9891\u6765\u8bf4\uff0c10Gb\/s \u7684\u901f\u5ea6\u901a\u5e38\u8db3\u4ee5\u6ee1\u8db3\u666e\u901a\u7528\u6237\u7684\u9700\u6c42\u3002\u5982\u679c\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u7684\u5904\u7406\u901f\u5ea6\u5728 1000MB\/s\uff08\u6216 1GB\/s\uff09\u5de6\u53f3\uff0c\u90a3\u4e48\u5728\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u5b83\u53ef\u4ee5\u5728\u4e0d\u5230\u4e24\u5206\u949f\u7684\u65f6\u95f4\u5185\u4f20\u8f93 100GB \u7684\u6570\u636e\u3002<\/p>\n\n\n\n
USB 3.0\u2014\u2014USB\u4e0d\u518d\u4ec5\u4ec5\u5c40\u9650\u4e8e\u5916\u8bbe\u7684\u65f6\u523b<\/strong><\/h3>\n\n\n\n\u4ece USB 2.0 \u5230 USB 3.0 \u7684\u98de\u8dc3\u662f\u5de8\u5927\u7684\u3002\u7406\u8bba\u6700\u5927\u901f\u5ea6\u4ece 480 MB\/s \u63d0\u5347\u5230 5 Gb\/s\uff0c\u589e\u957f\u8d85\u8fc7\u5341\u500d\u3002\u6b63\u662f\u5728\u8fd9\u4e00\u65f6\u671f\uff0c\u5916\u7f6e\u786c\u76d8\u3001\u9ad8\u901f U \u76d8\u548c\u5176\u4ed6\u8bbe\u5907\u9996\u6b21\u62e5\u6709\u4e86\u4e0d\u4f1a\u660e\u663e\u964d\u4f4e\u901f\u5ea6\u7684\u8fde\u63a5\u65b9\u5f0f\u3002\u5728 USB 2.0 \u65f6\u4ee3\uff0c\u5916\u7f6e\u786c\u76d8\u7684\u5b9e\u9645\u4f20\u8f93\u901f\u5ea6\u901a\u5e38\u53ea\u6709\u51e0\u5341 MB\/s\u3002\u800c USB 3.0 \u7684\u7406\u8bba\u901f\u5ea6\u53ef\u8fbe 625 MB\/s\uff0c\u540e\u6765\u751a\u81f3\u8db3\u4ee5\u6ee1\u8db3\u7b2c\u4e00\u4ee3\u5916\u7f6e\u56fa\u6001\u786c\u76d8 (SSD) \u7684\u9700\u6c42\u3002<\/p>\n\n\n\n
\u5411\u4e0b\u517c\u5bb9\u6027\u4e5f\u5f88\u91cd\u8981\u3002\u65e7\u7684 USB 2.0 \u8bbe\u5907\u4ecd\u7136\u53ef\u4ee5\u63d2\u5165\u8f83\u65b0\u7684 USB 3.0 \u7aef\u53e3\uff0c\u8fde\u63a5\u4f1a\u81ea\u52a8\u9002\u5e94\u901f\u5ea6\u8f83\u6162\u7684\u94fe\u8def\u3002<\/p>\n\n\n\n
USB4\u2014\u2014USB \u4e5f\u6210\u4e3a\u663e\u793a\u5668\u3001PCIe \u548c\u6269\u5c55\u575e\u7684\u8fde\u63a5\u63a5\u53e3\u3002<\/strong><\/h3>\n\n\n\nUSB4 \u4e0d\u4ec5\u4ec5\u662f\u901f\u5ea6\u7684\u63d0\u5347\u3002\u5b83\u7684\u67b6\u6784\u57fa\u4e8e Thunderbolt \u6280\u672f\uff0c\u800c Thunderbolt \u6280\u672f\u662f\u82f1\u7279\u5c14\u4e3a\u8be5\u6807\u51c6\u7684\u5f00\u53d1\u63d0\u4f9b\u7684\u3002USB4 \u53ef\u4ee5\u5728\u540c\u4e00\u8fde\u63a5\u4e0a\u52a8\u6001\u4f20\u8f93\u591a\u79cd\u7c7b\u578b\u7684\u6d41\u91cf\uff0c\u5305\u62ec\u6570\u636e\u3001DisplayPort \u89c6\u9891\uff0c\u4ee5\u53ca\u5728\u9002\u5f53\u5b9e\u73b0\u7684\u60c5\u51b5\u4e0b\u4f20\u8f93 PCIe \u6d41\u91cf\u3002\u5e26\u5bbd\u53ef\u4ee5\u6839\u636e\u8bbe\u5907\u7684\u9700\u6c42\u5728\u5b83\u4eec\u4e4b\u95f4\u52a8\u6001\u5206\u914d\u3002<\/p>\n\n\n\n
USB4 \u7684\u6700\u521d\u7248\u672c\u5206\u522b\u652f\u6301 20 Gb\/s \u548c 40 Gb\/s \u7684\u4f20\u8f93\u901f\u5ea6\u3002USB4 2.0 \u7248\u672c\u5c06\u901f\u5ea6\u4e0a\u9650\u63d0\u5347\u81f3 80 Gb\/s\uff0c\u5bf9\u4e8e\u67d0\u4e9b\u5bf9\u5355\u5411\u4f20\u8f93\u901f\u5ea6\u8981\u6c42\u6781\u9ad8\u7684\u5e94\u7528\uff08\u5c24\u5176\u662f\u663e\u793a\u5668\uff09\uff0c\u8fd8\u53ef\u4ee5\u91c7\u7528\u5355\u5411 120 Gb\/s\u3001\u53cd\u5411 40 Gb\/s \u7684\u975e\u5bf9\u79f0\u8fde\u63a5\u3002USB4 \u5411\u4e0b\u517c\u5bb9\u4e4b\u524d\u7684 USB \u7248\u672c\u3002\u8fd9\u4f7f\u5f97\u529f\u80fd\u5f3a\u5927\u7684\u6269\u5c55\u575e\u3001\u9ad8\u901f NVMe SSD\u3001\u591a\u4e2a\u9ad8\u5206\u8fa8\u7387\u663e\u793a\u5668\u4ee5\u53ca\u5176\u4ed6\u8bbe\u5907\u53ef\u4ee5\u901a\u8fc7\u5355\u6839\u7ebf\u7f06\u8fde\u63a5\u6210\u4e3a\u53ef\u80fd\u3002<\/p>\n\n\n\n
\u4f46USB4\u4ecd\u7136\u5b58\u5728\u4e00\u4e2a\u95ee\u9898\u3002USB-C\u8fd9\u4e2a\u540d\u79f0\u5e76\u6ca1\u6709\u8bf4\u660e\u63a5\u53e3\u7684\u5b9e\u9645\u529f\u80fd\u3002USB-IF\u660e\u786e\u6307\u51fa\uff0cUSB-C\u4e0eUSB 3.2\u6216USB4\u5e76\u4e0d\u76f8\u540c\u3002USB-C\u6307\u7684\u662f\u4e00\u79cd\u7269\u7406\u63a5\u53e3\u3002\u5236\u9020\u5546\u53ef\u4ee5\u5728\u8be5\u63a5\u53e3\u4e0a\u5b9e\u73b0USB 2.0\u3001USB 3.2\u3001USB4\u3001Power Delivery\u6216\u8fd9\u4e9b\u6280\u672f\u7684\u5404\u79cd\u7ec4\u5408\u3002<\/p>\n\n\n\n
\u8fd9\u610f\u5473\u7740\u4e24\u4e2a\u770b\u4f3c\u76f8\u540c\u7684 USB-C \u7aef\u53e3\u53ef\u4ee5\u5206\u522b\u63d0\u4f9b 480 Mbps \u548c 80 Gbps \u7684\u4f20\u8f93\u901f\u5ea6\u3002<\/p>\n\n\n\n
USB 2.0 \u5c06 USB \u8f6c\u53d8\u4e3a\u901a\u7528\u6807\u51c6\u3002<\/strong><\/h3>\n\n\n\n\u4e0d\uff0c\u6211\u4eec\u5e76\u6ca1\u6709\u5fd8\u8bb0 USB 2.0\u3002\u5982\u679c\u5355\u4ece\u89c4\u683c\u6765\u770b\uff0cUSB 4 \u5e94\u8be5\u80dc\u51fa\u3002\u4f46\u5982\u679c\u4ece\u65e5\u5e38\u4f7f\u7528\u4f53\u9a8c\u6765\u8bc4\u4f30\uff0cUSB 2.0 \u7684\u5f71\u54cd\u529b\u96be\u4ee5\u5339\u654c\u3002\u5b83\u4e8e 2000 \u5e74\u63a8\u51fa\uff0c\u5c06\u4f20\u8f93\u901f\u5ea6\u4ece 12 Mbps \u63d0\u5347\u81f3 480 Mbps\uff0c\u63d0\u5347\u5e45\u5ea6\u9ad8\u8fbe\u7ea6 40 \u500d\u3002\u8fd9\u4e00\u98de\u8dc3\u4f7f USB \u4ece\u4e3b\u8981\u7528\u4e8e\u952e\u76d8\u3001\u9f20\u6807\u7b49\u8bbe\u5907\u7684\u63a5\u53e3\uff0c\u8f6c\u53d8\u4e3a\u5916\u63a5\u786c\u76d8\u3001U\u76d8\u3001\u6253\u5370\u673a\u3001\u5149\u9a71\u3001\u76f8\u673a\u3001\u97f3\u4e50\u8bbe\u5907\u4e43\u81f3\u7f51\u7edc\u63a5\u53e3\u7684\u5b9e\u7528\u63a5\u53e3\u3002<\/p>\n\n\n\n
\u66f4\u4ee4\u4eba\u5370\u8c61\u6df1\u523b\u7684\u662f\uff0cUSB 2.0 \u5e76\u6ca1\u6709\u6d88\u5931\u3002\u56db\u5206\u4e4b\u4e00\u4e16\u7eaa\u8fc7\u53bb\u4e86\uff0c\u5b83\u4ecd\u7136\u51fa\u73b0\u5728\u8bb8\u591a\u65b0\u8bbe\u5907\u4e2d\u3002\u952e\u76d8\u3001\u9f20\u6807\u6216\u63a7\u5236\u5668\u901a\u5e38\u4e0d\u9700\u8981\u6570\u767e\u5343\u5146\u6bd4\u7279\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u56e0\u6b64 480 Mbps \u7684\u901f\u7387\u4ecd\u7136\u7ef0\u7ef0\u6709\u4f59\u3002\u751a\u81f3\u6709\u4e9b USB-C \u7ebf\u7f06\u548c\u8bbe\u5907\u867d\u7136\u7269\u7406\u4e0a\u4f7f\u7528\u4e86\u73b0\u4ee3\u63a5\u53e3\uff0c\u4f46\u5728\u6570\u636e\u4f20\u8f93\u65b9\u9762\u4ecd\u7136\u4fdd\u6301 USB 2.0 \u7684\u6807\u51c6\u3002USB-IF \u660e\u786e\u5141\u8bb8\u8fd9\u79cd\u9009\u62e9\u3002<\/p>\n\n\n\n
USB-C\u6216\u8bb8\u662f\u6700\u5927\u7684\u53d8\u9769\uff0c\u4f46\u5b83\u5e76\u975eUSB\u7684\u5168\u65b0\u4e16\u4ee3\u3002<\/strong><\/h3>\n\n\n\n\u5728USB\u53d1\u5c55\u53f2\u4e0a\uff0cUSB-C\u51e0\u4e4e\u4e0d\u53ef\u5ffd\u89c6\uff0c\u5c3d\u7ba1\u4ece\u6280\u672f\u4e0a\u8bb2\u5b83\u5e76\u4e0d\u5c5e\u4e8eUSB\u7684\u4e16\u4ee3\u5212\u5206\u3002\u4e4b\u524d\u7684\u63a5\u53e3\u90fd\u6709\u660e\u786e\u7684\u65b9\u5411\u6027\uff0c\u800cUSB-C\u6253\u7834\u4e86\u8fd9\u4e00\u9650\u5236\uff0c\u540c\u65f6\u8fd8\u4f7f\u540c\u4e00\u4e2a\u7269\u7406\u63a5\u53e3\u8db3\u591f\u7075\u6d3b\uff0c\u53ef\u4ee5\u9002\u914d\u624b\u673a\u3001\u7b14\u8bb0\u672c\u7535\u8111\u3001\u663e\u793a\u5668\u3001\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u3001\u6269\u5c55\u575e\u548c\u5145\u7535\u5668\u7b49\u591a\u79cd\u8bbe\u5907\u3002<\/p>\n\n\n\n
\u968f\u7740 USB \u7535\u6e90\u4f20\u8f93\u6280\u672f\u7684\u51fa\u73b0\uff0cUSB-C \u7684\u4f5c\u7528\u66f4\u52a0\u51f8\u663e\u3002\u5982\u4eca\u7684 USB PD \u89c4\u8303\u53ef\u4ee5\u901a\u8fc7\u5408\u9002\u7684 USB-C \u7ebf\u7f06\u63d0\u4f9b\u9ad8\u8fbe 240W \u7684\u529f\u7387\uff0c\u800c\u5728\u6269\u5c55\u529f\u7387\u8303\u56f4 (EPR) \u63a8\u51fa\u4e4b\u524d\uff0c\u529f\u7387\u4e0a\u9650\u4ec5\u4e3a 100W\u3002\u8fd9\u610f\u5473\u7740 USB-C \u4e0d\u518d\u4ec5\u4ec5\u7528\u4e8e\u7ed9\u624b\u673a\u5145\u7535\uff0c\u8fd8\u80fd\u4e3a\u6027\u80fd\u5f3a\u52b2\u7684\u6e38\u620f\u7b14\u8bb0\u672c\u7535\u8111\u548c\u5176\u4ed6\u8bbe\u5907\u4f9b\u7535\u3002<\/p>\n\n\n\n
\u4f46USB-C\u63a5\u53e3\u7684\u7075\u6d3b\u6027\u4e5f\u5e26\u6765\u4e86\u4e00\u4e2a\u65b0\u7684\u95ee\u9898\u3002\u770b\u8d77\u6765\u4e00\u6837\u7684\u7ebf\u7f06\u53ef\u80fd\u53ea\u652f\u6301USB 2.0\uff0c\u4f20\u8f93\u901f\u5ea6\u53ef\u80fd\u8fbe\u523080Gbps\uff0c\u5145\u7535\u529f\u7387\u53ef\u80fd\u652f\u630160W\u6216240W\uff0c\u4f20\u8f93\u56fe\u50cf\u7684\u529f\u80fd\u4e5f\u53ef\u80fd\u4e0d\u540c\u3002<\/p>\n\n\n\n
\u6240\u4ee5\u73b0\u5728\u4e70\u6570\u636e\u7ebf\u7684\u65f6\u5019\u4e00\u5b9a\u8981\u683c\u5916\u5c0f\u5fc3\u3002\u5426\u5219\uff0c\u6211\u4eec\u53ef\u80fd\u53ea\u80fd\u7528\u624b\u673a\u5b9e\u9645\u7535\u91cf\u7684\u4e00\u534a\u7ed9\u624b\u673a\u5145\u7535\uff0c\u6216\u8005\u6570\u636e\u7ebf\u6839\u672c\u5c31\u65e0\u6cd5\u4f20\u8f93\u6570\u636e\u3002<\/p>\n\n\n\n
\u5feb\u901f\u6570\u636e\u4f20\u8f93\u5e76\u4e0d\u610f\u5473\u7740\u5feb\u901f\u5145\u7535<\/strong><\/h3>\n\n\n\n\u5173\u4e8e USB-C \u6700\u5e38\u89c1\u7684\u8bef\u89e3\u4e4b\u4e00\u662f\uff0c\u5f3a\u5927\u7684\u6570\u636e\u7aef\u53e3\u5c31\u610f\u5473\u7740\u9ad8\u5145\u7535\u529f\u7387\u3002\u5b9e\u9645\u4e0a\uff0c\u6570\u636e\u4f20\u8f93\u548c USB Power Delivery\uff08USB PD\uff09\u4f9b\u7535\u662f\u4e24\u56de\u4e8b\u3002USB-C \u4e3b\u8981\u5b9a\u4e49\u4e86\u7269\u7406\u7aef\u53e3\uff0c\u800c\u5236\u9020\u5546\u5219\u51b3\u5b9a\u8be5\u7aef\u53e3\u5b9e\u9645\u652f\u6301\u54ea\u4e9b\u6570\u636e\u6807\u51c6\u548c\u529f\u7387\u3002<\/p>\n\n\n\n
\u56e0\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u62e5\u6709\u8fd9\u6837\u4e00\u79cdUSB-C\u7ebf\u7f06\uff1a\u5b83\u4ec5\u4ee5USB 2.0\u6807\u51c6\u4f20\u8f93480 Mbps\u7684\u6570\u636e\uff0c\u4f46\u540c\u65f6\u652f\u6301USB Power Delivery\uff08USB\u4f9b\u7535\uff09\u3002\u53cd\u4e4b\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u62e5\u6709\u8fd9\u6837\u4e00\u79cd\u9ad8\u901f\u6570\u636e\u7ebf\u7f06\uff1a\u5176\u529f\u7387\u8f93\u51fa\u4f1a\u53d7\u5230\u7ebf\u7f06\u3001\u5145\u7535\u5668\u6216\u8bbe\u5907\u7684\u9650\u5236\u3002USB-IF\uff08USB\u56fd\u9645\u8054\u76df\uff09\u660e\u786e\u5f3a\u8c03\uff0cUSB-C\u3001USB4\u548cUSB Power Delivery\u5e76\u975e\u540c\u4e49\u8bcd\uff0c\u63a5\u53e3\u7684\u5f62\u72b6\u672c\u8eab\u5e76\u4e0d\u5177\u5907\u8fd9\u4e9b\u529f\u80fd\u3002<\/p>\n\n\n\n
\u7136\u800c\uff0cUSB PD \u534f\u8bae\u5df2\u7ecf\u53d6\u5f97\u4e86\u957f\u8db3\u7684\u8fdb\u6b65\u3002USB PD 3.1 \u5c06\u4e4b\u524d\u7684 100W \u9650\u5236\u6269\u5c55\u5230\u4e86 240W\u3002\u6269\u5c55\u529f\u7387\u8303\u56f4\u7cfb\u7edf\u5f15\u5165\u4e86\u66f4\u9ad8\u7684\u7535\u538b\uff0c\u5206\u522b\u4e3a 28V\u300136V \u548c 48V\uff0c\u5206\u522b\u5141\u8bb8 140W\u3001180W \u548c\u6700\u9ad8 240W \u7684\u5145\u7535\u529f\u7387\u3002<\/p>\n\n\n\n
USB-C\u63a5\u53e3\u4e0d\u518d\u4ec5\u4ec5\u662f\u624b\u673a\u548c\u8d85\u6781\u672c\u7684\u4e13\u5c5e\u63a5\u53e3\u3002\u9ad8\u8fbe240\u74e6\u7684\u529f\u7387\u8db3\u4ee5\u6ee1\u8db3\u9ad8\u6027\u80fd\u7b14\u8bb0\u672c\u7535\u8111\u3001\u663e\u793a\u5668\u3001\u6269\u5c55\u575e\u4ee5\u53ca\u5176\u4ed6\u51e0\u5e74\u524d\u8fd8\u9700\u8981\u72ec\u7acb\u7535\u6e90\u7684\u8bbe\u5907\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n
\u7136\u800c\uff0c\u7ebf\u7f06\u7684\u89c4\u683c\u53c8\u4ee4\u4eba\u56f0\u60d1\u3002\u5bf9\u4e8e\u66f4\u9ad8\u529f\u7387\u7684\u7ebf\u7f06\uff0c\u5fc5\u987b\u6ee1\u8db3\u76f8\u5e94\u7684\u8981\u6c42\uff0c\u5e76\u901a\u8fc7\u7535\u5b50\u6807\u7b7e\u6216\u7535\u5b50\u6807\u8bc6\u6b63\u786e\u6807\u660e\u5176\u529f\u80fd\u3002USB-IF \u8fd8\u89c4\u5b9a\uff0c\u8ba4\u8bc1\u7684 USB-C \u7ebf\u7f06\u5fc5\u987b\u6807\u6ce8\u529f\u7387\uff0c\u76ee\u524d\u4e3b\u8981\u5206\u4e3a 60W \u548c 240W \u4e24\u79cd\uff0c\u4ee5\u4fbf\u7528\u6237\u66f4\u8f7b\u677e\u5730\u4e86\u89e3\u81ea\u5df1\u8d2d\u4e70\u7684\u7ebf\u7f06\u89c4\u683c\u3002<\/p>\n\n\n\n
\u5b9e\u9645\u4e0a\uff0c\u8fd9\u610f\u5473\u7740\u4f60\u684c\u4e0a\u53ef\u80fd\u653e\u7740\u4e24\u6839\u770b\u4f3c\u76f8\u540c\u7684 USB-C \u6570\u636e\u7ebf\u3002\u7b2c\u4e00\u6839\u53ef\u80fd\u662f\u901f\u5ea6\u8f83\u6162\u7684 USB 2.0 \u6570\u636e\u7ebf\uff0c\u4f46\u8db3\u4ee5\u7ed9\u7b14\u8bb0\u672c\u7535\u8111\u5145\u7535\u3002\u7b2c\u4e8c\u6839\u53ef\u80fd\u63d0\u4f9b\u975e\u5e38\u5feb\u7684 USB 4.0 \u4f20\u8f93\u901f\u5ea6\u548c\u9ad8\u529f\u7387\u8f93\u51fa\u3002\u7b2c\u4e09\u6839\u53ef\u80fd\u652f\u6301\u5feb\u901f\u4f20\u8f93\uff0c\u4f46\u529f\u7387\u8f93\u51fa\u8fbe\u4e0d\u5230\u6700\u5927\u3002<\/p>\n\n\n\n
USB4 \u548c Thunderbolt \u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/strong><\/h3>\n\n\n\n\u5982\u4eca\uff0cUSB4 \u548c Thunderbolt \u7684\u8054\u7cfb\u5982\u6b64\u7d27\u5bc6\uff0c\u4ee5\u81f3\u4e8e\u5f88\u5bb9\u6613\u5c06\u5b83\u4eec\u6df7\u6dc6\u3002\u82f1\u7279\u5c14\u8d21\u732e\u4e86 Thunderbolt \u534f\u8bae\u89c4\u8303\uff0c\u4f5c\u4e3a USB4 \u5f00\u53d1\u7684\u57fa\u7840\u4e4b\u4e00\uff0c\u56e0\u6b64 USB4 \u4f7f\u7528\u4e86\u975e\u5e38\u76f8\u4f3c\u7684\u67b6\u6784\uff0c\u5e76\u4e14\u53ef\u4ee5\u901a\u8fc7\u5355\u4e2a\u8fde\u63a5\u4f20\u8f93\u591a\u79cd\u7c7b\u578b\u7684\u6570\u636e\uff0c\u5305\u62ec USB \u6570\u636e\u3001DisplayPort \u548c PCI Express \u6570\u636e\u3002<\/p>\n\n\n\n
\u4f46 USB4 \u548c Thunderbolt \u5e76\u975e\u540c\u4e00\u8ba4\u8bc1\u3002\u6700\u5927\u7684\u533a\u522b\u5728\u4e8e\u7279\u5b9a\u6807\u7b7e\u5b9e\u9645\u4fdd\u8bc1\u7684\u529f\u80fd\u8303\u56f4\u3002USB4 \u662f\u4e00\u79cd\u6807\u51c6\uff0c\u5177\u6709\u4e0d\u540c\u7684\u529f\u80fd\u548c\u5b9e\u73b0\u65b9\u5f0f\u3002\u4f8b\u5982\uff0c\u8bbe\u5907\u53ef\u4ee5\u652f\u6301\u4e0d\u540c\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u5236\u9020\u5546\u5fc5\u987b\u660e\u786e\u6807\u660e\u7279\u5b9a\u63a5\u53e3\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n
\u53e6\u4e00\u65b9\u9762\uff0cThunderbolt \u662f\u4e00\u5957\u5b9a\u4e49\u66f4\u4e3a\u660e\u786e\u7684\u529f\u80fd\u96c6\uff0c\u5e76\u7ecf\u8fc7\u82f1\u7279\u5c14\u8ba4\u8bc1\u3002\u56e0\u6b64\uff0c\u4f7f\u7528\u7ecf\u8fc7\u8ba4\u8bc1\u7684 Thunderbolt \u63a5\u53e3\uff0c\u7528\u6237\u901a\u5e38\u53ef\u4ee5\u83b7\u5f97\u66f4\u53ef\u9884\u6d4b\u7684\u6570\u636e\u3001\u89c6\u9891\u548c PCIe \u8fde\u63a5\u7ec4\u5408\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff0cThunderbolt 4 \u7684\u6700\u5927\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e3a 40 Gbps\uff0c\u4f46\u82f1\u7279\u5c14\u4e5f\u5bf9\u67d0\u4e9b\u63a5\u53e3\u7684\u6027\u80fd\u8bbe\u5b9a\u4e86\u6700\u4f4e\u8981\u6c42\u3002Thunderbolt 5 \u5219\u5927\u5e45\u63d0\u5347\u4e86\u8fd9\u4e00\u6807\u51c6\u3002\u5b83\u63d0\u4f9b 80 Gbps \u7684\u53cc\u5411\u5e26\u5bbd\uff0c\u5bf9\u4e8e\u9ad8\u8981\u6c42\u7684\u89c6\u9891\u6d41\u91cf\uff0c\u5e26\u5bbd\u52a0\u901f (Bandwidth Boost) \u6280\u672f\u53ef\u4ee5\u5c06\u4e09\u4e2a\u8fde\u63a5\u901a\u9053\u5b9a\u5411\u5230\u4e00\u4e2a\u65b9\u5411\uff0c\u4ece\u800c\u5b9e\u73b0\u5355\u5411\u9ad8\u8fbe 120 Gbps \u548c\u53cc\u5411 40 Gbps \u7684\u4f20\u8f93\u901f\u7387\u3002Thunderbolt 5 \u8fd8\u57fa\u4e8e USB 4.0 v2\u3001DisplayPort 2.1 \u548c PCIe Gen 4\u3002<\/p>\n\n\n\n
\u6709\u8da3\u7684\u662f\uff0cUSB4 \u7684\u53d1\u5c55\u4e5f\u8fbe\u5230\u4e86\u975e\u5e38\u76f8\u4f3c\u7684\u6c34\u5e73\u3002USB4 2.0 \u7248\u672c\u652f\u6301 80 Gb\/s \u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u5176\u67b6\u6784\u652f\u6301\u975e\u5e38\u7075\u6d3b\u7684\u6570\u636e\u548c\u663e\u793a\u5e26\u5bbd\u5206\u914d\u3002<\/p>\n\n\n\n
\u6700\u597d\u7684USB\u8bbe\u5907\u672a\u5fc5\u662f\u6700\u65b0\u6b3e\u7684\u3002<\/strong><\/h3>\n\n\n\nUSB \u7684\u4e00\u5927\u4f18\u52bf\u5728\u4e8e\uff0c\u65b0\u4e00\u4ee3\u63a5\u53e3\u5e76\u4e0d\u610f\u5473\u7740\u65e7\u6b3e\u5c31\u5b8c\u5168\u6ca1\u7528\u4e86\u3002\u5bf9\u4e8e\u952e\u76d8\u6765\u8bf4\uff0cUSB 2.0 \u4ecd\u7136\u8db3\u591f\u3002\u5bf9\u4e8e\u666e\u901a\u7684\u5916\u90e8\u56fa\u6001\u786c\u76d8 (SSD)\uff0cUSB 10Gbps \u901a\u5e38\u4e5f\u5b8c\u5168\u591f\u7528\u3002\u4f46\u5982\u679c\u4f60\u9700\u8981\u901a\u8fc7\u4e00\u4e2a\u6269\u5c55\u575e\u8fde\u63a5\u9ad8\u901f NVMe SSD\u3001\u591a\u4e2a\u663e\u793a\u5668\u4ee5\u53ca\u7f51\u7edc\uff0c\u90a3\u4e48 USB 4.0 40Gbps \u6216 80Gbps \u7684\u4f18\u52bf\u5c31\u663e\u800c\u6613\u89c1\u4e86\u3002<\/p>\n\n\n\n
USB\u5728\u8fd1\u4e09\u5341\u5e74\u95f4\u4ece1.5 Mbps\u53d1\u5c55\u523080 Gbps\uff0c\u4f46\u5b83\u6700\u5927\u7684\u6210\u5c31\u5e76\u975e\u4ec5\u4ec5\u5728\u4e8e\u901f\u5ea6\u3002\u5173\u952e\u5728\u4e8e\u5b83\u4f7f\u65b0\u4e00\u4ee3\u8bbe\u5907\u80fd\u591f\u4e0e\u65e7\u4e00\u4ee3\u8bbe\u5907\u4fdd\u6301\u826f\u597d\u7684\u8fde\u63a5\u3002<\/p>\n\n\n\n
\u5982\u679c\u8981\u9009\u51fa\u5f71\u54cd\u6700\u5927\u7684USB\u63a5\u53e3\uff0cUSB 2.0\u4f9d\u7136\u540d\u5217\u524d\u8305\u3002USB 3.0\u8ba9\u5916\u7f6e\u5b58\u50a8\u8bbe\u5907\u901f\u5ea6\u98de\u5feb\uff0c\u800cUSB 4.0\u5219\u5c06USB\u63a5\u53e3\u8f6c\u53d8\u4e3a\u5982\u4eca\u8fde\u63a5\u6570\u636e\u3001\u663e\u793a\u5668\u3001\u6269\u5c55\u575e\u548c\u7535\u6e90\u7684\u901a\u7528\u63a5\u53e3\u3002<\/p>","protected":false},"excerpt":{"rendered":"
Toda pod enakim logotipom USB se danes skrivajo povezave, katerih zmogljivost se lahko razlikuje tudi za ve\u010d razredov. USB 2.0 dose\u017ee hitrost najve\u010d 480 Mb\/s, najnovej\u0161i USB4 pa lahko podatke prena\u0161a z 80 Gb\/s in v posebni asimetri\u010dni konfiguraciji nameni eni smeri celo do 120 Gb\/s. Razvoj pa ni potekal enakomerno. Nekatere generacije so uporabnikom […]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[32,4,16,12],"tags":[1200,712],"class_list":["post-8324","post","type-post","status-publish","format-standard","hentry","category-komponente","category-racunalnistvo-telefonija","category-oprema","category-triki-nasveti","tag-usb-vmesnik","tag-usb-c"],"acf":{"subtitle":"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Priklju\u010dimo tipkovnico, telefon, zunanji SSD ali priklopno postajo in pri\u010dakujemo, da bo naprava preprosto delovala. ","heading":"","summary":"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Kako pa se standardi med seboj razlikujejo?","thumbnail_small":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2026\/09\/lucian-alexe-yh0UtueiZ-I-unsplash-560x315.jpg","thumbnail_large":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2026\/09\/lucian-alexe-yh0UtueiZ-I-unsplash-1024x769.jpg","thumbnail_caption":"","gallery":"","video_gallery":null,"author":"Avtor: Peter \u010cebron","links":null,"sources":null,"skip_language":[]},"yoast_head":"\n
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USB 2.0 dose\u017ee hitrost najve\u010d 480 Mb\/s, najnovej\u0161i USB4 pa lahko podatke prena\u0161a z 80 Gb\/s in v posebni asimetri\u010dni konfiguraciji nameni eni smeri celo do 120 Gb\/s. Razvoj pa ni potekal enakomerno. 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<\/figure>\n\n\n\nUSB 1.x\u2014\u2014\u901f\u5ea6\u6162\uff0c\u4f46\u5982\u679c\u6ca1\u6709\u5b83\uff0c\u4eca\u5929\u7684USB\u5c31\u4e0d\u4f1a\u5b58\u5728\u3002<\/strong><\/h3>\n\n\n\n\u8ba9\u6211\u4eec\u56de\u5230\u6700\u521d\u3002\u5982\u4eca\u770b\u6765\uff0c\u65e9\u671f\u7248\u672c\u7684USB\u901f\u5ea6\u7b80\u76f4\u6162\u5f97\u4ee4\u4eba\u53d1\u7b11\u3002USB\u4e3a\u4f4e\u901f\u8bbe\u5907\u63d0\u4f9b1.5Mbps\u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u5168\u901f\u6a21\u5f0f\u4e0b\u4e5f\u53ea\u670912Mbps\u3002\u4f46\u901f\u5ea6\u5e76\u975e\u65e9\u671fUSB\u7684\u91cd\u70b9\u3002\u5b83\u6700\u91cd\u8981\u7684\u4efb\u52a1\u662f\u7b80\u5316\u7535\u8111\u4e0a\u6df7\u4e71\u7684\u63a5\u53e3\u3002<\/p>\n\n\n\n
\u5728 USB \u51fa\u73b0\u4e4b\u524d\uff0c\u5e38\u89c1\u7684\u63a5\u53e3\u6709\u4e32\u884c\u7aef\u53e3\u3001\u7528\u4e8e\u6253\u5370\u673a\u7684\u5e76\u884c\u7aef\u53e3\u3001\u7528\u4e8e\u9f20\u6807\u548c\u952e\u76d8\u7684 PS\/2 \u7aef\u53e3\uff0c\u4ee5\u53ca\u5404\u79cd\u4e13\u7528\u7aef\u53e3\u3002USB \u5f15\u5165\u4e86\u4e00\u79cd\u66f4\u52a0\u901a\u7528\u7684\u8bbe\u5907\u8fde\u63a5\u65b9\u5f0f\uff0c\u6700\u91cd\u8981\u7684\u662f\uff0c\u5b83\u5e26\u6765\u4e86\u5373\u63d2\u5373\u7528\u7684\u6982\u5ff5\u3002\u4ece\u4eca\u5929\u7684\u89d2\u5ea6\u6765\u770b\uff0c12 Mbps \u7684\u4f20\u8f93\u901f\u5ea6\u5e76\u4e0d\u7b97\u9ad8\uff0c\u4f46\u4ece\u5386\u53f2\u89d2\u5ea6\u6765\u770b\uff0c\u7b2c\u4e00\u4ee3 USB \u63a5\u53e3\u5960\u5b9a\u4e86\u53d8\u9769\u7684\u57fa\u7840\uff0c\u4f7f\u5f97\u6211\u4eec\u4eca\u5929\u51e0\u4e4e\u6240\u6709\u8fde\u63a5\u5230\u7535\u8111\u7684\u8bbe\u5907\u90fd\u80fd\u5b9e\u73b0\u5373\u63d2\u5373\u7528\u3002<\/p>\n\n\n\n
USB 3.1 Gen 2\uff0810 Gb\/s\uff09\u5982\u4eca\u4ecd\u7136\u975e\u5e38\u5b9e\u7528\u3002<\/strong><\/h3>\n\n\n\n\u5f53\u901f\u5ea6\u4ece 5 Gb\/s \u63d0\u5347\u5230 10 Gb\/s \u65f6\uff0c\u5dee\u5f02\u5c31\u53d8\u5f97\u975e\u5e38\u660e\u663e\u4e86\u300210 \u5343\u5146\u8fde\u63a5\u7684\u7406\u8bba\u6781\u9650\u901f\u5ea6\u662f 1.25 Gb\/s\uff0c\u4f46\u4f7f\u7528\u6027\u80fd\u826f\u597d\u7684\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u8fdb\u884c\u5b9e\u9645\u4f20\u8f93\u65f6\uff0c\u901f\u5ea6\u53ef\u4ee5\u63a5\u8fd1\u6bcf\u79d2 1 GB\u3002\u8fd9\u4ecd\u7136\u662f\u4e00\u4e2a\u975e\u5e38\u5b9e\u7528\u7684 USB \u63a5\u53e3\u3002<\/p>\n\n\n\n
\u5bf9\u4e8e\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u3001\u7167\u7247\u5b58\u6863\u3001\u5907\u4efd\u6216\u4f20\u8f93\u6570\u5341GB\u7684\u89c6\u9891\u6765\u8bf4\uff0c10Gb\/s \u7684\u901f\u5ea6\u901a\u5e38\u8db3\u4ee5\u6ee1\u8db3\u666e\u901a\u7528\u6237\u7684\u9700\u6c42\u3002\u5982\u679c\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u7684\u5904\u7406\u901f\u5ea6\u5728 1000MB\/s\uff08\u6216 1GB\/s\uff09\u5de6\u53f3\uff0c\u90a3\u4e48\u5728\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u5b83\u53ef\u4ee5\u5728\u4e0d\u5230\u4e24\u5206\u949f\u7684\u65f6\u95f4\u5185\u4f20\u8f93 100GB \u7684\u6570\u636e\u3002<\/p>\n\n\n\n
USB 3.0\u2014\u2014USB\u4e0d\u518d\u4ec5\u4ec5\u5c40\u9650\u4e8e\u5916\u8bbe\u7684\u65f6\u523b<\/strong><\/h3>\n\n\n\n\u4ece USB 2.0 \u5230 USB 3.0 \u7684\u98de\u8dc3\u662f\u5de8\u5927\u7684\u3002\u7406\u8bba\u6700\u5927\u901f\u5ea6\u4ece 480 MB\/s \u63d0\u5347\u5230 5 Gb\/s\uff0c\u589e\u957f\u8d85\u8fc7\u5341\u500d\u3002\u6b63\u662f\u5728\u8fd9\u4e00\u65f6\u671f\uff0c\u5916\u7f6e\u786c\u76d8\u3001\u9ad8\u901f U \u76d8\u548c\u5176\u4ed6\u8bbe\u5907\u9996\u6b21\u62e5\u6709\u4e86\u4e0d\u4f1a\u660e\u663e\u964d\u4f4e\u901f\u5ea6\u7684\u8fde\u63a5\u65b9\u5f0f\u3002\u5728 USB 2.0 \u65f6\u4ee3\uff0c\u5916\u7f6e\u786c\u76d8\u7684\u5b9e\u9645\u4f20\u8f93\u901f\u5ea6\u901a\u5e38\u53ea\u6709\u51e0\u5341 MB\/s\u3002\u800c USB 3.0 \u7684\u7406\u8bba\u901f\u5ea6\u53ef\u8fbe 625 MB\/s\uff0c\u540e\u6765\u751a\u81f3\u8db3\u4ee5\u6ee1\u8db3\u7b2c\u4e00\u4ee3\u5916\u7f6e\u56fa\u6001\u786c\u76d8 (SSD) \u7684\u9700\u6c42\u3002<\/p>\n\n\n\n
\u5411\u4e0b\u517c\u5bb9\u6027\u4e5f\u5f88\u91cd\u8981\u3002\u65e7\u7684 USB 2.0 \u8bbe\u5907\u4ecd\u7136\u53ef\u4ee5\u63d2\u5165\u8f83\u65b0\u7684 USB 3.0 \u7aef\u53e3\uff0c\u8fde\u63a5\u4f1a\u81ea\u52a8\u9002\u5e94\u901f\u5ea6\u8f83\u6162\u7684\u94fe\u8def\u3002<\/p>\n\n\n\n
USB4\u2014\u2014USB \u4e5f\u6210\u4e3a\u663e\u793a\u5668\u3001PCIe \u548c\u6269\u5c55\u575e\u7684\u8fde\u63a5\u63a5\u53e3\u3002<\/strong><\/h3>\n\n\n\nUSB4 \u4e0d\u4ec5\u4ec5\u662f\u901f\u5ea6\u7684\u63d0\u5347\u3002\u5b83\u7684\u67b6\u6784\u57fa\u4e8e Thunderbolt \u6280\u672f\uff0c\u800c Thunderbolt \u6280\u672f\u662f\u82f1\u7279\u5c14\u4e3a\u8be5\u6807\u51c6\u7684\u5f00\u53d1\u63d0\u4f9b\u7684\u3002USB4 \u53ef\u4ee5\u5728\u540c\u4e00\u8fde\u63a5\u4e0a\u52a8\u6001\u4f20\u8f93\u591a\u79cd\u7c7b\u578b\u7684\u6d41\u91cf\uff0c\u5305\u62ec\u6570\u636e\u3001DisplayPort \u89c6\u9891\uff0c\u4ee5\u53ca\u5728\u9002\u5f53\u5b9e\u73b0\u7684\u60c5\u51b5\u4e0b\u4f20\u8f93 PCIe \u6d41\u91cf\u3002\u5e26\u5bbd\u53ef\u4ee5\u6839\u636e\u8bbe\u5907\u7684\u9700\u6c42\u5728\u5b83\u4eec\u4e4b\u95f4\u52a8\u6001\u5206\u914d\u3002<\/p>\n\n\n\n
USB4 \u7684\u6700\u521d\u7248\u672c\u5206\u522b\u652f\u6301 20 Gb\/s \u548c 40 Gb\/s \u7684\u4f20\u8f93\u901f\u5ea6\u3002USB4 2.0 \u7248\u672c\u5c06\u901f\u5ea6\u4e0a\u9650\u63d0\u5347\u81f3 80 Gb\/s\uff0c\u5bf9\u4e8e\u67d0\u4e9b\u5bf9\u5355\u5411\u4f20\u8f93\u901f\u5ea6\u8981\u6c42\u6781\u9ad8\u7684\u5e94\u7528\uff08\u5c24\u5176\u662f\u663e\u793a\u5668\uff09\uff0c\u8fd8\u53ef\u4ee5\u91c7\u7528\u5355\u5411 120 Gb\/s\u3001\u53cd\u5411 40 Gb\/s \u7684\u975e\u5bf9\u79f0\u8fde\u63a5\u3002USB4 \u5411\u4e0b\u517c\u5bb9\u4e4b\u524d\u7684 USB \u7248\u672c\u3002\u8fd9\u4f7f\u5f97\u529f\u80fd\u5f3a\u5927\u7684\u6269\u5c55\u575e\u3001\u9ad8\u901f NVMe SSD\u3001\u591a\u4e2a\u9ad8\u5206\u8fa8\u7387\u663e\u793a\u5668\u4ee5\u53ca\u5176\u4ed6\u8bbe\u5907\u53ef\u4ee5\u901a\u8fc7\u5355\u6839\u7ebf\u7f06\u8fde\u63a5\u6210\u4e3a\u53ef\u80fd\u3002<\/p>\n\n\n\n
\u4f46USB4\u4ecd\u7136\u5b58\u5728\u4e00\u4e2a\u95ee\u9898\u3002USB-C\u8fd9\u4e2a\u540d\u79f0\u5e76\u6ca1\u6709\u8bf4\u660e\u63a5\u53e3\u7684\u5b9e\u9645\u529f\u80fd\u3002USB-IF\u660e\u786e\u6307\u51fa\uff0cUSB-C\u4e0eUSB 3.2\u6216USB4\u5e76\u4e0d\u76f8\u540c\u3002USB-C\u6307\u7684\u662f\u4e00\u79cd\u7269\u7406\u63a5\u53e3\u3002\u5236\u9020\u5546\u53ef\u4ee5\u5728\u8be5\u63a5\u53e3\u4e0a\u5b9e\u73b0USB 2.0\u3001USB 3.2\u3001USB4\u3001Power Delivery\u6216\u8fd9\u4e9b\u6280\u672f\u7684\u5404\u79cd\u7ec4\u5408\u3002<\/p>\n\n\n\n
\u8fd9\u610f\u5473\u7740\u4e24\u4e2a\u770b\u4f3c\u76f8\u540c\u7684 USB-C \u7aef\u53e3\u53ef\u4ee5\u5206\u522b\u63d0\u4f9b 480 Mbps \u548c 80 Gbps \u7684\u4f20\u8f93\u901f\u5ea6\u3002<\/p>\n\n\n\n
USB 2.0 \u5c06 USB \u8f6c\u53d8\u4e3a\u901a\u7528\u6807\u51c6\u3002<\/strong><\/h3>\n\n\n\n\u4e0d\uff0c\u6211\u4eec\u5e76\u6ca1\u6709\u5fd8\u8bb0 USB 2.0\u3002\u5982\u679c\u5355\u4ece\u89c4\u683c\u6765\u770b\uff0cUSB 4 \u5e94\u8be5\u80dc\u51fa\u3002\u4f46\u5982\u679c\u4ece\u65e5\u5e38\u4f7f\u7528\u4f53\u9a8c\u6765\u8bc4\u4f30\uff0cUSB 2.0 \u7684\u5f71\u54cd\u529b\u96be\u4ee5\u5339\u654c\u3002\u5b83\u4e8e 2000 \u5e74\u63a8\u51fa\uff0c\u5c06\u4f20\u8f93\u901f\u5ea6\u4ece 12 Mbps \u63d0\u5347\u81f3 480 Mbps\uff0c\u63d0\u5347\u5e45\u5ea6\u9ad8\u8fbe\u7ea6 40 \u500d\u3002\u8fd9\u4e00\u98de\u8dc3\u4f7f USB \u4ece\u4e3b\u8981\u7528\u4e8e\u952e\u76d8\u3001\u9f20\u6807\u7b49\u8bbe\u5907\u7684\u63a5\u53e3\uff0c\u8f6c\u53d8\u4e3a\u5916\u63a5\u786c\u76d8\u3001U\u76d8\u3001\u6253\u5370\u673a\u3001\u5149\u9a71\u3001\u76f8\u673a\u3001\u97f3\u4e50\u8bbe\u5907\u4e43\u81f3\u7f51\u7edc\u63a5\u53e3\u7684\u5b9e\u7528\u63a5\u53e3\u3002<\/p>\n\n\n\n
\u66f4\u4ee4\u4eba\u5370\u8c61\u6df1\u523b\u7684\u662f\uff0cUSB 2.0 \u5e76\u6ca1\u6709\u6d88\u5931\u3002\u56db\u5206\u4e4b\u4e00\u4e16\u7eaa\u8fc7\u53bb\u4e86\uff0c\u5b83\u4ecd\u7136\u51fa\u73b0\u5728\u8bb8\u591a\u65b0\u8bbe\u5907\u4e2d\u3002\u952e\u76d8\u3001\u9f20\u6807\u6216\u63a7\u5236\u5668\u901a\u5e38\u4e0d\u9700\u8981\u6570\u767e\u5343\u5146\u6bd4\u7279\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u56e0\u6b64 480 Mbps \u7684\u901f\u7387\u4ecd\u7136\u7ef0\u7ef0\u6709\u4f59\u3002\u751a\u81f3\u6709\u4e9b USB-C \u7ebf\u7f06\u548c\u8bbe\u5907\u867d\u7136\u7269\u7406\u4e0a\u4f7f\u7528\u4e86\u73b0\u4ee3\u63a5\u53e3\uff0c\u4f46\u5728\u6570\u636e\u4f20\u8f93\u65b9\u9762\u4ecd\u7136\u4fdd\u6301 USB 2.0 \u7684\u6807\u51c6\u3002USB-IF \u660e\u786e\u5141\u8bb8\u8fd9\u79cd\u9009\u62e9\u3002<\/p>\n\n\n\n
USB-C\u6216\u8bb8\u662f\u6700\u5927\u7684\u53d8\u9769\uff0c\u4f46\u5b83\u5e76\u975eUSB\u7684\u5168\u65b0\u4e16\u4ee3\u3002<\/strong><\/h3>\n\n\n\n\u5728USB\u53d1\u5c55\u53f2\u4e0a\uff0cUSB-C\u51e0\u4e4e\u4e0d\u53ef\u5ffd\u89c6\uff0c\u5c3d\u7ba1\u4ece\u6280\u672f\u4e0a\u8bb2\u5b83\u5e76\u4e0d\u5c5e\u4e8eUSB\u7684\u4e16\u4ee3\u5212\u5206\u3002\u4e4b\u524d\u7684\u63a5\u53e3\u90fd\u6709\u660e\u786e\u7684\u65b9\u5411\u6027\uff0c\u800cUSB-C\u6253\u7834\u4e86\u8fd9\u4e00\u9650\u5236\uff0c\u540c\u65f6\u8fd8\u4f7f\u540c\u4e00\u4e2a\u7269\u7406\u63a5\u53e3\u8db3\u591f\u7075\u6d3b\uff0c\u53ef\u4ee5\u9002\u914d\u624b\u673a\u3001\u7b14\u8bb0\u672c\u7535\u8111\u3001\u663e\u793a\u5668\u3001\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u3001\u6269\u5c55\u575e\u548c\u5145\u7535\u5668\u7b49\u591a\u79cd\u8bbe\u5907\u3002<\/p>\n\n\n\n
\u968f\u7740 USB \u7535\u6e90\u4f20\u8f93\u6280\u672f\u7684\u51fa\u73b0\uff0cUSB-C \u7684\u4f5c\u7528\u66f4\u52a0\u51f8\u663e\u3002\u5982\u4eca\u7684 USB PD \u89c4\u8303\u53ef\u4ee5\u901a\u8fc7\u5408\u9002\u7684 USB-C \u7ebf\u7f06\u63d0\u4f9b\u9ad8\u8fbe 240W \u7684\u529f\u7387\uff0c\u800c\u5728\u6269\u5c55\u529f\u7387\u8303\u56f4 (EPR) \u63a8\u51fa\u4e4b\u524d\uff0c\u529f\u7387\u4e0a\u9650\u4ec5\u4e3a 100W\u3002\u8fd9\u610f\u5473\u7740 USB-C \u4e0d\u518d\u4ec5\u4ec5\u7528\u4e8e\u7ed9\u624b\u673a\u5145\u7535\uff0c\u8fd8\u80fd\u4e3a\u6027\u80fd\u5f3a\u52b2\u7684\u6e38\u620f\u7b14\u8bb0\u672c\u7535\u8111\u548c\u5176\u4ed6\u8bbe\u5907\u4f9b\u7535\u3002<\/p>\n\n\n\n
\u4f46USB-C\u63a5\u53e3\u7684\u7075\u6d3b\u6027\u4e5f\u5e26\u6765\u4e86\u4e00\u4e2a\u65b0\u7684\u95ee\u9898\u3002\u770b\u8d77\u6765\u4e00\u6837\u7684\u7ebf\u7f06\u53ef\u80fd\u53ea\u652f\u6301USB 2.0\uff0c\u4f20\u8f93\u901f\u5ea6\u53ef\u80fd\u8fbe\u523080Gbps\uff0c\u5145\u7535\u529f\u7387\u53ef\u80fd\u652f\u630160W\u6216240W\uff0c\u4f20\u8f93\u56fe\u50cf\u7684\u529f\u80fd\u4e5f\u53ef\u80fd\u4e0d\u540c\u3002<\/p>\n\n\n\n
\u6240\u4ee5\u73b0\u5728\u4e70\u6570\u636e\u7ebf\u7684\u65f6\u5019\u4e00\u5b9a\u8981\u683c\u5916\u5c0f\u5fc3\u3002\u5426\u5219\uff0c\u6211\u4eec\u53ef\u80fd\u53ea\u80fd\u7528\u624b\u673a\u5b9e\u9645\u7535\u91cf\u7684\u4e00\u534a\u7ed9\u624b\u673a\u5145\u7535\uff0c\u6216\u8005\u6570\u636e\u7ebf\u6839\u672c\u5c31\u65e0\u6cd5\u4f20\u8f93\u6570\u636e\u3002<\/p>\n\n\n\n
\u5feb\u901f\u6570\u636e\u4f20\u8f93\u5e76\u4e0d\u610f\u5473\u7740\u5feb\u901f\u5145\u7535<\/strong><\/h3>\n\n\n\n\u5173\u4e8e USB-C \u6700\u5e38\u89c1\u7684\u8bef\u89e3\u4e4b\u4e00\u662f\uff0c\u5f3a\u5927\u7684\u6570\u636e\u7aef\u53e3\u5c31\u610f\u5473\u7740\u9ad8\u5145\u7535\u529f\u7387\u3002\u5b9e\u9645\u4e0a\uff0c\u6570\u636e\u4f20\u8f93\u548c USB Power Delivery\uff08USB PD\uff09\u4f9b\u7535\u662f\u4e24\u56de\u4e8b\u3002USB-C \u4e3b\u8981\u5b9a\u4e49\u4e86\u7269\u7406\u7aef\u53e3\uff0c\u800c\u5236\u9020\u5546\u5219\u51b3\u5b9a\u8be5\u7aef\u53e3\u5b9e\u9645\u652f\u6301\u54ea\u4e9b\u6570\u636e\u6807\u51c6\u548c\u529f\u7387\u3002<\/p>\n\n\n\n
\u56e0\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u62e5\u6709\u8fd9\u6837\u4e00\u79cdUSB-C\u7ebf\u7f06\uff1a\u5b83\u4ec5\u4ee5USB 2.0\u6807\u51c6\u4f20\u8f93480 Mbps\u7684\u6570\u636e\uff0c\u4f46\u540c\u65f6\u652f\u6301USB Power Delivery\uff08USB\u4f9b\u7535\uff09\u3002\u53cd\u4e4b\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u62e5\u6709\u8fd9\u6837\u4e00\u79cd\u9ad8\u901f\u6570\u636e\u7ebf\u7f06\uff1a\u5176\u529f\u7387\u8f93\u51fa\u4f1a\u53d7\u5230\u7ebf\u7f06\u3001\u5145\u7535\u5668\u6216\u8bbe\u5907\u7684\u9650\u5236\u3002USB-IF\uff08USB\u56fd\u9645\u8054\u76df\uff09\u660e\u786e\u5f3a\u8c03\uff0cUSB-C\u3001USB4\u548cUSB Power Delivery\u5e76\u975e\u540c\u4e49\u8bcd\uff0c\u63a5\u53e3\u7684\u5f62\u72b6\u672c\u8eab\u5e76\u4e0d\u5177\u5907\u8fd9\u4e9b\u529f\u80fd\u3002<\/p>\n\n\n\n
\u7136\u800c\uff0cUSB PD \u534f\u8bae\u5df2\u7ecf\u53d6\u5f97\u4e86\u957f\u8db3\u7684\u8fdb\u6b65\u3002USB PD 3.1 \u5c06\u4e4b\u524d\u7684 100W \u9650\u5236\u6269\u5c55\u5230\u4e86 240W\u3002\u6269\u5c55\u529f\u7387\u8303\u56f4\u7cfb\u7edf\u5f15\u5165\u4e86\u66f4\u9ad8\u7684\u7535\u538b\uff0c\u5206\u522b\u4e3a 28V\u300136V \u548c 48V\uff0c\u5206\u522b\u5141\u8bb8 140W\u3001180W \u548c\u6700\u9ad8 240W \u7684\u5145\u7535\u529f\u7387\u3002<\/p>\n\n\n\n
USB-C\u63a5\u53e3\u4e0d\u518d\u4ec5\u4ec5\u662f\u624b\u673a\u548c\u8d85\u6781\u672c\u7684\u4e13\u5c5e\u63a5\u53e3\u3002\u9ad8\u8fbe240\u74e6\u7684\u529f\u7387\u8db3\u4ee5\u6ee1\u8db3\u9ad8\u6027\u80fd\u7b14\u8bb0\u672c\u7535\u8111\u3001\u663e\u793a\u5668\u3001\u6269\u5c55\u575e\u4ee5\u53ca\u5176\u4ed6\u51e0\u5e74\u524d\u8fd8\u9700\u8981\u72ec\u7acb\u7535\u6e90\u7684\u8bbe\u5907\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n
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USB4 \u548c Thunderbolt \u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/strong><\/h3>\n\n\n\n\u5982\u4eca\uff0cUSB4 \u548c Thunderbolt \u7684\u8054\u7cfb\u5982\u6b64\u7d27\u5bc6\uff0c\u4ee5\u81f3\u4e8e\u5f88\u5bb9\u6613\u5c06\u5b83\u4eec\u6df7\u6dc6\u3002\u82f1\u7279\u5c14\u8d21\u732e\u4e86 Thunderbolt \u534f\u8bae\u89c4\u8303\uff0c\u4f5c\u4e3a USB4 \u5f00\u53d1\u7684\u57fa\u7840\u4e4b\u4e00\uff0c\u56e0\u6b64 USB4 \u4f7f\u7528\u4e86\u975e\u5e38\u76f8\u4f3c\u7684\u67b6\u6784\uff0c\u5e76\u4e14\u53ef\u4ee5\u901a\u8fc7\u5355\u4e2a\u8fde\u63a5\u4f20\u8f93\u591a\u79cd\u7c7b\u578b\u7684\u6570\u636e\uff0c\u5305\u62ec USB \u6570\u636e\u3001DisplayPort \u548c PCI Express \u6570\u636e\u3002<\/p>\n\n\n\n
\u4f46 USB4 \u548c Thunderbolt \u5e76\u975e\u540c\u4e00\u8ba4\u8bc1\u3002\u6700\u5927\u7684\u533a\u522b\u5728\u4e8e\u7279\u5b9a\u6807\u7b7e\u5b9e\u9645\u4fdd\u8bc1\u7684\u529f\u80fd\u8303\u56f4\u3002USB4 \u662f\u4e00\u79cd\u6807\u51c6\uff0c\u5177\u6709\u4e0d\u540c\u7684\u529f\u80fd\u548c\u5b9e\u73b0\u65b9\u5f0f\u3002\u4f8b\u5982\uff0c\u8bbe\u5907\u53ef\u4ee5\u652f\u6301\u4e0d\u540c\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u5236\u9020\u5546\u5fc5\u987b\u660e\u786e\u6807\u660e\u7279\u5b9a\u63a5\u53e3\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n
\u53e6\u4e00\u65b9\u9762\uff0cThunderbolt \u662f\u4e00\u5957\u5b9a\u4e49\u66f4\u4e3a\u660e\u786e\u7684\u529f\u80fd\u96c6\uff0c\u5e76\u7ecf\u8fc7\u82f1\u7279\u5c14\u8ba4\u8bc1\u3002\u56e0\u6b64\uff0c\u4f7f\u7528\u7ecf\u8fc7\u8ba4\u8bc1\u7684 Thunderbolt \u63a5\u53e3\uff0c\u7528\u6237\u901a\u5e38\u53ef\u4ee5\u83b7\u5f97\u66f4\u53ef\u9884\u6d4b\u7684\u6570\u636e\u3001\u89c6\u9891\u548c PCIe \u8fde\u63a5\u7ec4\u5408\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff0cThunderbolt 4 \u7684\u6700\u5927\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e3a 40 Gbps\uff0c\u4f46\u82f1\u7279\u5c14\u4e5f\u5bf9\u67d0\u4e9b\u63a5\u53e3\u7684\u6027\u80fd\u8bbe\u5b9a\u4e86\u6700\u4f4e\u8981\u6c42\u3002Thunderbolt 5 \u5219\u5927\u5e45\u63d0\u5347\u4e86\u8fd9\u4e00\u6807\u51c6\u3002\u5b83\u63d0\u4f9b 80 Gbps \u7684\u53cc\u5411\u5e26\u5bbd\uff0c\u5bf9\u4e8e\u9ad8\u8981\u6c42\u7684\u89c6\u9891\u6d41\u91cf\uff0c\u5e26\u5bbd\u52a0\u901f (Bandwidth Boost) \u6280\u672f\u53ef\u4ee5\u5c06\u4e09\u4e2a\u8fde\u63a5\u901a\u9053\u5b9a\u5411\u5230\u4e00\u4e2a\u65b9\u5411\uff0c\u4ece\u800c\u5b9e\u73b0\u5355\u5411\u9ad8\u8fbe 120 Gbps \u548c\u53cc\u5411 40 Gbps \u7684\u4f20\u8f93\u901f\u7387\u3002Thunderbolt 5 \u8fd8\u57fa\u4e8e USB 4.0 v2\u3001DisplayPort 2.1 \u548c PCIe Gen 4\u3002<\/p>\n\n\n\n
\u6709\u8da3\u7684\u662f\uff0cUSB4 \u7684\u53d1\u5c55\u4e5f\u8fbe\u5230\u4e86\u975e\u5e38\u76f8\u4f3c\u7684\u6c34\u5e73\u3002USB4 2.0 \u7248\u672c\u652f\u6301 80 Gb\/s \u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u5176\u67b6\u6784\u652f\u6301\u975e\u5e38\u7075\u6d3b\u7684\u6570\u636e\u548c\u663e\u793a\u5e26\u5bbd\u5206\u914d\u3002<\/p>\n\n\n\n
\u6700\u597d\u7684USB\u8bbe\u5907\u672a\u5fc5\u662f\u6700\u65b0\u6b3e\u7684\u3002<\/strong><\/h3>\n\n\n\nUSB \u7684\u4e00\u5927\u4f18\u52bf\u5728\u4e8e\uff0c\u65b0\u4e00\u4ee3\u63a5\u53e3\u5e76\u4e0d\u610f\u5473\u7740\u65e7\u6b3e\u5c31\u5b8c\u5168\u6ca1\u7528\u4e86\u3002\u5bf9\u4e8e\u952e\u76d8\u6765\u8bf4\uff0cUSB 2.0 \u4ecd\u7136\u8db3\u591f\u3002\u5bf9\u4e8e\u666e\u901a\u7684\u5916\u90e8\u56fa\u6001\u786c\u76d8 (SSD)\uff0cUSB 10Gbps \u901a\u5e38\u4e5f\u5b8c\u5168\u591f\u7528\u3002\u4f46\u5982\u679c\u4f60\u9700\u8981\u901a\u8fc7\u4e00\u4e2a\u6269\u5c55\u575e\u8fde\u63a5\u9ad8\u901f NVMe SSD\u3001\u591a\u4e2a\u663e\u793a\u5668\u4ee5\u53ca\u7f51\u7edc\uff0c\u90a3\u4e48 USB 4.0 40Gbps \u6216 80Gbps \u7684\u4f18\u52bf\u5c31\u663e\u800c\u6613\u89c1\u4e86\u3002<\/p>\n\n\n\n
USB\u5728\u8fd1\u4e09\u5341\u5e74\u95f4\u4ece1.5 Mbps\u53d1\u5c55\u523080 Gbps\uff0c\u4f46\u5b83\u6700\u5927\u7684\u6210\u5c31\u5e76\u975e\u4ec5\u4ec5\u5728\u4e8e\u901f\u5ea6\u3002\u5173\u952e\u5728\u4e8e\u5b83\u4f7f\u65b0\u4e00\u4ee3\u8bbe\u5907\u80fd\u591f\u4e0e\u65e7\u4e00\u4ee3\u8bbe\u5907\u4fdd\u6301\u826f\u597d\u7684\u8fde\u63a5\u3002<\/p>\n\n\n\n
\u5982\u679c\u8981\u9009\u51fa\u5f71\u54cd\u6700\u5927\u7684USB\u63a5\u53e3\uff0cUSB 2.0\u4f9d\u7136\u540d\u5217\u524d\u8305\u3002USB 3.0\u8ba9\u5916\u7f6e\u5b58\u50a8\u8bbe\u5907\u901f\u5ea6\u98de\u5feb\uff0c\u800cUSB 4.0\u5219\u5c06USB\u63a5\u53e3\u8f6c\u53d8\u4e3a\u5982\u4eca\u8fde\u63a5\u6570\u636e\u3001\u663e\u793a\u5668\u3001\u6269\u5c55\u575e\u548c\u7535\u6e90\u7684\u901a\u7528\u63a5\u53e3\u3002<\/p>","protected":false},"excerpt":{"rendered":"
Toda pod enakim logotipom USB se danes skrivajo povezave, katerih zmogljivost se lahko razlikuje tudi za ve\u010d razredov. USB 2.0 dose\u017ee hitrost najve\u010d 480 Mb\/s, najnovej\u0161i USB4 pa lahko podatke prena\u0161a z 80 Gb\/s in v posebni asimetri\u010dni konfiguraciji nameni eni smeri celo do 120 Gb\/s. Razvoj pa ni potekal enakomerno. Nekatere generacije so uporabnikom […]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[32,4,16,12],"tags":[1200,712],"class_list":["post-8324","post","type-post","status-publish","format-standard","hentry","category-komponente","category-racunalnistvo-telefonija","category-oprema","category-triki-nasveti","tag-usb-vmesnik","tag-usb-c"],"acf":{"subtitle":"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Priklju\u010dimo tipkovnico, telefon, zunanji SSD ali priklopno postajo in pri\u010dakujemo, da bo naprava preprosto delovala. ","heading":"","summary":"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Kako pa se standardi med seboj razlikujejo?","thumbnail_small":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2026\/09\/lucian-alexe-yh0UtueiZ-I-unsplash-560x315.jpg","thumbnail_large":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2026\/09\/lucian-alexe-yh0UtueiZ-I-unsplash-1024x769.jpg","thumbnail_caption":"","gallery":"","video_gallery":null,"author":"Avtor: Peter \u010cebron","links":null,"sources":null,"skip_language":[]},"yoast_head":"\n
Vas begajo USB specifikacije? - Ra\u010dunalni\u0161ke novice<\/title>\n<meta name=\"description\" content=\"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Kako pa se standardi med seboj razlikujejo?\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/viva.racunalniske-novice.com\/zh\/wp-json\/wp\/v2\/posts\/8324\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vas begajo USB specifikacije? - Ra\u010dunalni\u0161ke novice\" \/>\n<meta property=\"og:description\" content=\"Toda pod enakim logotipom USB se danes skrivajo povezave, katerih zmogljivost se lahko razlikuje tudi za ve\u010d razredov. USB 2.0 dose\u017ee hitrost najve\u010d 480 Mb\/s, najnovej\u0161i USB4 pa lahko podatke prena\u0161a z 80 Gb\/s in v posebni asimetri\u010dni konfiguraciji nameni eni smeri celo do 120 Gb\/s. Razvoj pa ni potekal enakomerno. 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Kako pa se standardi med seboj razlikujejo?","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/viva.racunalniske-novice.com\/zh\/wp-json\/wp\/v2\/posts\/8324","og_locale":"zh_CN","og_type":"article","og_title":"Vas begajo USB specifikacije? - Ra\u010dunalni\u0161ke novice","og_description":"Toda pod enakim logotipom USB se danes skrivajo povezave, katerih zmogljivost se lahko razlikuje tudi za ve\u010d razredov. USB 2.0 dose\u017ee hitrost najve\u010d 480 Mb\/s, najnovej\u0161i USB4 pa lahko podatke prena\u0161a z 80 Gb\/s in v posebni asimetri\u010dni konfiguraciji nameni eni smeri celo do 120 Gb\/s. Razvoj pa ni potekal enakomerno. 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\u5f53\u901f\u5ea6\u4ece 5 Gb\/s \u63d0\u5347\u5230 10 Gb\/s \u65f6\uff0c\u5dee\u5f02\u5c31\u53d8\u5f97\u975e\u5e38\u660e\u663e\u4e86\u300210 \u5343\u5146\u8fde\u63a5\u7684\u7406\u8bba\u6781\u9650\u901f\u5ea6\u662f 1.25 Gb\/s\uff0c\u4f46\u4f7f\u7528\u6027\u80fd\u826f\u597d\u7684\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u8fdb\u884c\u5b9e\u9645\u4f20\u8f93\u65f6\uff0c\u901f\u5ea6\u53ef\u4ee5\u63a5\u8fd1\u6bcf\u79d2 1 GB\u3002\u8fd9\u4ecd\u7136\u662f\u4e00\u4e2a\u975e\u5e38\u5b9e\u7528\u7684 USB \u63a5\u53e3\u3002<\/p>\n\n\n\n
\u5bf9\u4e8e\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u3001\u7167\u7247\u5b58\u6863\u3001\u5907\u4efd\u6216\u4f20\u8f93\u6570\u5341GB\u7684\u89c6\u9891\u6765\u8bf4\uff0c10Gb\/s \u7684\u901f\u5ea6\u901a\u5e38\u8db3\u4ee5\u6ee1\u8db3\u666e\u901a\u7528\u6237\u7684\u9700\u6c42\u3002\u5982\u679c\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u7684\u5904\u7406\u901f\u5ea6\u5728 1000MB\/s\uff08\u6216 1GB\/s\uff09\u5de6\u53f3\uff0c\u90a3\u4e48\u5728\u7406\u60f3\u60c5\u51b5\u4e0b\uff0c\u5b83\u53ef\u4ee5\u5728\u4e0d\u5230\u4e24\u5206\u949f\u7684\u65f6\u95f4\u5185\u4f20\u8f93 100GB \u7684\u6570\u636e\u3002<\/p>\n\n\n\n
USB 3.0\u2014\u2014USB\u4e0d\u518d\u4ec5\u4ec5\u5c40\u9650\u4e8e\u5916\u8bbe\u7684\u65f6\u523b<\/strong><\/h3>\n\n\n\n\u4ece USB 2.0 \u5230 USB 3.0 \u7684\u98de\u8dc3\u662f\u5de8\u5927\u7684\u3002\u7406\u8bba\u6700\u5927\u901f\u5ea6\u4ece 480 MB\/s \u63d0\u5347\u5230 5 Gb\/s\uff0c\u589e\u957f\u8d85\u8fc7\u5341\u500d\u3002\u6b63\u662f\u5728\u8fd9\u4e00\u65f6\u671f\uff0c\u5916\u7f6e\u786c\u76d8\u3001\u9ad8\u901f U \u76d8\u548c\u5176\u4ed6\u8bbe\u5907\u9996\u6b21\u62e5\u6709\u4e86\u4e0d\u4f1a\u660e\u663e\u964d\u4f4e\u901f\u5ea6\u7684\u8fde\u63a5\u65b9\u5f0f\u3002\u5728 USB 2.0 \u65f6\u4ee3\uff0c\u5916\u7f6e\u786c\u76d8\u7684\u5b9e\u9645\u4f20\u8f93\u901f\u5ea6\u901a\u5e38\u53ea\u6709\u51e0\u5341 MB\/s\u3002\u800c USB 3.0 \u7684\u7406\u8bba\u901f\u5ea6\u53ef\u8fbe 625 MB\/s\uff0c\u540e\u6765\u751a\u81f3\u8db3\u4ee5\u6ee1\u8db3\u7b2c\u4e00\u4ee3\u5916\u7f6e\u56fa\u6001\u786c\u76d8 (SSD) \u7684\u9700\u6c42\u3002<\/p>\n\n\n\n
\u5411\u4e0b\u517c\u5bb9\u6027\u4e5f\u5f88\u91cd\u8981\u3002\u65e7\u7684 USB 2.0 \u8bbe\u5907\u4ecd\u7136\u53ef\u4ee5\u63d2\u5165\u8f83\u65b0\u7684 USB 3.0 \u7aef\u53e3\uff0c\u8fde\u63a5\u4f1a\u81ea\u52a8\u9002\u5e94\u901f\u5ea6\u8f83\u6162\u7684\u94fe\u8def\u3002<\/p>\n\n\n\n
USB4\u2014\u2014USB \u4e5f\u6210\u4e3a\u663e\u793a\u5668\u3001PCIe \u548c\u6269\u5c55\u575e\u7684\u8fde\u63a5\u63a5\u53e3\u3002<\/strong><\/h3>\n\n\n\nUSB4 \u4e0d\u4ec5\u4ec5\u662f\u901f\u5ea6\u7684\u63d0\u5347\u3002\u5b83\u7684\u67b6\u6784\u57fa\u4e8e Thunderbolt \u6280\u672f\uff0c\u800c Thunderbolt \u6280\u672f\u662f\u82f1\u7279\u5c14\u4e3a\u8be5\u6807\u51c6\u7684\u5f00\u53d1\u63d0\u4f9b\u7684\u3002USB4 \u53ef\u4ee5\u5728\u540c\u4e00\u8fde\u63a5\u4e0a\u52a8\u6001\u4f20\u8f93\u591a\u79cd\u7c7b\u578b\u7684\u6d41\u91cf\uff0c\u5305\u62ec\u6570\u636e\u3001DisplayPort \u89c6\u9891\uff0c\u4ee5\u53ca\u5728\u9002\u5f53\u5b9e\u73b0\u7684\u60c5\u51b5\u4e0b\u4f20\u8f93 PCIe \u6d41\u91cf\u3002\u5e26\u5bbd\u53ef\u4ee5\u6839\u636e\u8bbe\u5907\u7684\u9700\u6c42\u5728\u5b83\u4eec\u4e4b\u95f4\u52a8\u6001\u5206\u914d\u3002<\/p>\n\n\n\n
USB4 \u7684\u6700\u521d\u7248\u672c\u5206\u522b\u652f\u6301 20 Gb\/s \u548c 40 Gb\/s \u7684\u4f20\u8f93\u901f\u5ea6\u3002USB4 2.0 \u7248\u672c\u5c06\u901f\u5ea6\u4e0a\u9650\u63d0\u5347\u81f3 80 Gb\/s\uff0c\u5bf9\u4e8e\u67d0\u4e9b\u5bf9\u5355\u5411\u4f20\u8f93\u901f\u5ea6\u8981\u6c42\u6781\u9ad8\u7684\u5e94\u7528\uff08\u5c24\u5176\u662f\u663e\u793a\u5668\uff09\uff0c\u8fd8\u53ef\u4ee5\u91c7\u7528\u5355\u5411 120 Gb\/s\u3001\u53cd\u5411 40 Gb\/s \u7684\u975e\u5bf9\u79f0\u8fde\u63a5\u3002USB4 \u5411\u4e0b\u517c\u5bb9\u4e4b\u524d\u7684 USB \u7248\u672c\u3002\u8fd9\u4f7f\u5f97\u529f\u80fd\u5f3a\u5927\u7684\u6269\u5c55\u575e\u3001\u9ad8\u901f NVMe SSD\u3001\u591a\u4e2a\u9ad8\u5206\u8fa8\u7387\u663e\u793a\u5668\u4ee5\u53ca\u5176\u4ed6\u8bbe\u5907\u53ef\u4ee5\u901a\u8fc7\u5355\u6839\u7ebf\u7f06\u8fde\u63a5\u6210\u4e3a\u53ef\u80fd\u3002<\/p>\n\n\n\n
\u4f46USB4\u4ecd\u7136\u5b58\u5728\u4e00\u4e2a\u95ee\u9898\u3002USB-C\u8fd9\u4e2a\u540d\u79f0\u5e76\u6ca1\u6709\u8bf4\u660e\u63a5\u53e3\u7684\u5b9e\u9645\u529f\u80fd\u3002USB-IF\u660e\u786e\u6307\u51fa\uff0cUSB-C\u4e0eUSB 3.2\u6216USB4\u5e76\u4e0d\u76f8\u540c\u3002USB-C\u6307\u7684\u662f\u4e00\u79cd\u7269\u7406\u63a5\u53e3\u3002\u5236\u9020\u5546\u53ef\u4ee5\u5728\u8be5\u63a5\u53e3\u4e0a\u5b9e\u73b0USB 2.0\u3001USB 3.2\u3001USB4\u3001Power Delivery\u6216\u8fd9\u4e9b\u6280\u672f\u7684\u5404\u79cd\u7ec4\u5408\u3002<\/p>\n\n\n\n
\u8fd9\u610f\u5473\u7740\u4e24\u4e2a\u770b\u4f3c\u76f8\u540c\u7684 USB-C \u7aef\u53e3\u53ef\u4ee5\u5206\u522b\u63d0\u4f9b 480 Mbps \u548c 80 Gbps \u7684\u4f20\u8f93\u901f\u5ea6\u3002<\/p>\n\n\n\n
USB 2.0 \u5c06 USB \u8f6c\u53d8\u4e3a\u901a\u7528\u6807\u51c6\u3002<\/strong><\/h3>\n\n\n\n\u4e0d\uff0c\u6211\u4eec\u5e76\u6ca1\u6709\u5fd8\u8bb0 USB 2.0\u3002\u5982\u679c\u5355\u4ece\u89c4\u683c\u6765\u770b\uff0cUSB 4 \u5e94\u8be5\u80dc\u51fa\u3002\u4f46\u5982\u679c\u4ece\u65e5\u5e38\u4f7f\u7528\u4f53\u9a8c\u6765\u8bc4\u4f30\uff0cUSB 2.0 \u7684\u5f71\u54cd\u529b\u96be\u4ee5\u5339\u654c\u3002\u5b83\u4e8e 2000 \u5e74\u63a8\u51fa\uff0c\u5c06\u4f20\u8f93\u901f\u5ea6\u4ece 12 Mbps \u63d0\u5347\u81f3 480 Mbps\uff0c\u63d0\u5347\u5e45\u5ea6\u9ad8\u8fbe\u7ea6 40 \u500d\u3002\u8fd9\u4e00\u98de\u8dc3\u4f7f USB \u4ece\u4e3b\u8981\u7528\u4e8e\u952e\u76d8\u3001\u9f20\u6807\u7b49\u8bbe\u5907\u7684\u63a5\u53e3\uff0c\u8f6c\u53d8\u4e3a\u5916\u63a5\u786c\u76d8\u3001U\u76d8\u3001\u6253\u5370\u673a\u3001\u5149\u9a71\u3001\u76f8\u673a\u3001\u97f3\u4e50\u8bbe\u5907\u4e43\u81f3\u7f51\u7edc\u63a5\u53e3\u7684\u5b9e\u7528\u63a5\u53e3\u3002<\/p>\n\n\n\n
\u66f4\u4ee4\u4eba\u5370\u8c61\u6df1\u523b\u7684\u662f\uff0cUSB 2.0 \u5e76\u6ca1\u6709\u6d88\u5931\u3002\u56db\u5206\u4e4b\u4e00\u4e16\u7eaa\u8fc7\u53bb\u4e86\uff0c\u5b83\u4ecd\u7136\u51fa\u73b0\u5728\u8bb8\u591a\u65b0\u8bbe\u5907\u4e2d\u3002\u952e\u76d8\u3001\u9f20\u6807\u6216\u63a7\u5236\u5668\u901a\u5e38\u4e0d\u9700\u8981\u6570\u767e\u5343\u5146\u6bd4\u7279\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u56e0\u6b64 480 Mbps \u7684\u901f\u7387\u4ecd\u7136\u7ef0\u7ef0\u6709\u4f59\u3002\u751a\u81f3\u6709\u4e9b USB-C \u7ebf\u7f06\u548c\u8bbe\u5907\u867d\u7136\u7269\u7406\u4e0a\u4f7f\u7528\u4e86\u73b0\u4ee3\u63a5\u53e3\uff0c\u4f46\u5728\u6570\u636e\u4f20\u8f93\u65b9\u9762\u4ecd\u7136\u4fdd\u6301 USB 2.0 \u7684\u6807\u51c6\u3002USB-IF \u660e\u786e\u5141\u8bb8\u8fd9\u79cd\u9009\u62e9\u3002<\/p>\n\n\n\n
USB-C\u6216\u8bb8\u662f\u6700\u5927\u7684\u53d8\u9769\uff0c\u4f46\u5b83\u5e76\u975eUSB\u7684\u5168\u65b0\u4e16\u4ee3\u3002<\/strong><\/h3>\n\n\n\n\u5728USB\u53d1\u5c55\u53f2\u4e0a\uff0cUSB-C\u51e0\u4e4e\u4e0d\u53ef\u5ffd\u89c6\uff0c\u5c3d\u7ba1\u4ece\u6280\u672f\u4e0a\u8bb2\u5b83\u5e76\u4e0d\u5c5e\u4e8eUSB\u7684\u4e16\u4ee3\u5212\u5206\u3002\u4e4b\u524d\u7684\u63a5\u53e3\u90fd\u6709\u660e\u786e\u7684\u65b9\u5411\u6027\uff0c\u800cUSB-C\u6253\u7834\u4e86\u8fd9\u4e00\u9650\u5236\uff0c\u540c\u65f6\u8fd8\u4f7f\u540c\u4e00\u4e2a\u7269\u7406\u63a5\u53e3\u8db3\u591f\u7075\u6d3b\uff0c\u53ef\u4ee5\u9002\u914d\u624b\u673a\u3001\u7b14\u8bb0\u672c\u7535\u8111\u3001\u663e\u793a\u5668\u3001\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u3001\u6269\u5c55\u575e\u548c\u5145\u7535\u5668\u7b49\u591a\u79cd\u8bbe\u5907\u3002<\/p>\n\n\n\n
\u968f\u7740 USB \u7535\u6e90\u4f20\u8f93\u6280\u672f\u7684\u51fa\u73b0\uff0cUSB-C \u7684\u4f5c\u7528\u66f4\u52a0\u51f8\u663e\u3002\u5982\u4eca\u7684 USB PD \u89c4\u8303\u53ef\u4ee5\u901a\u8fc7\u5408\u9002\u7684 USB-C \u7ebf\u7f06\u63d0\u4f9b\u9ad8\u8fbe 240W \u7684\u529f\u7387\uff0c\u800c\u5728\u6269\u5c55\u529f\u7387\u8303\u56f4 (EPR) \u63a8\u51fa\u4e4b\u524d\uff0c\u529f\u7387\u4e0a\u9650\u4ec5\u4e3a 100W\u3002\u8fd9\u610f\u5473\u7740 USB-C \u4e0d\u518d\u4ec5\u4ec5\u7528\u4e8e\u7ed9\u624b\u673a\u5145\u7535\uff0c\u8fd8\u80fd\u4e3a\u6027\u80fd\u5f3a\u52b2\u7684\u6e38\u620f\u7b14\u8bb0\u672c\u7535\u8111\u548c\u5176\u4ed6\u8bbe\u5907\u4f9b\u7535\u3002<\/p>\n\n\n\n
\u4f46USB-C\u63a5\u53e3\u7684\u7075\u6d3b\u6027\u4e5f\u5e26\u6765\u4e86\u4e00\u4e2a\u65b0\u7684\u95ee\u9898\u3002\u770b\u8d77\u6765\u4e00\u6837\u7684\u7ebf\u7f06\u53ef\u80fd\u53ea\u652f\u6301USB 2.0\uff0c\u4f20\u8f93\u901f\u5ea6\u53ef\u80fd\u8fbe\u523080Gbps\uff0c\u5145\u7535\u529f\u7387\u53ef\u80fd\u652f\u630160W\u6216240W\uff0c\u4f20\u8f93\u56fe\u50cf\u7684\u529f\u80fd\u4e5f\u53ef\u80fd\u4e0d\u540c\u3002<\/p>\n\n\n\n
\u6240\u4ee5\u73b0\u5728\u4e70\u6570\u636e\u7ebf\u7684\u65f6\u5019\u4e00\u5b9a\u8981\u683c\u5916\u5c0f\u5fc3\u3002\u5426\u5219\uff0c\u6211\u4eec\u53ef\u80fd\u53ea\u80fd\u7528\u624b\u673a\u5b9e\u9645\u7535\u91cf\u7684\u4e00\u534a\u7ed9\u624b\u673a\u5145\u7535\uff0c\u6216\u8005\u6570\u636e\u7ebf\u6839\u672c\u5c31\u65e0\u6cd5\u4f20\u8f93\u6570\u636e\u3002<\/p>\n\n\n\n
\u5feb\u901f\u6570\u636e\u4f20\u8f93\u5e76\u4e0d\u610f\u5473\u7740\u5feb\u901f\u5145\u7535<\/strong><\/h3>\n\n\n\n\u5173\u4e8e USB-C \u6700\u5e38\u89c1\u7684\u8bef\u89e3\u4e4b\u4e00\u662f\uff0c\u5f3a\u5927\u7684\u6570\u636e\u7aef\u53e3\u5c31\u610f\u5473\u7740\u9ad8\u5145\u7535\u529f\u7387\u3002\u5b9e\u9645\u4e0a\uff0c\u6570\u636e\u4f20\u8f93\u548c USB Power Delivery\uff08USB PD\uff09\u4f9b\u7535\u662f\u4e24\u56de\u4e8b\u3002USB-C \u4e3b\u8981\u5b9a\u4e49\u4e86\u7269\u7406\u7aef\u53e3\uff0c\u800c\u5236\u9020\u5546\u5219\u51b3\u5b9a\u8be5\u7aef\u53e3\u5b9e\u9645\u652f\u6301\u54ea\u4e9b\u6570\u636e\u6807\u51c6\u548c\u529f\u7387\u3002<\/p>\n\n\n\n
\u56e0\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u62e5\u6709\u8fd9\u6837\u4e00\u79cdUSB-C\u7ebf\u7f06\uff1a\u5b83\u4ec5\u4ee5USB 2.0\u6807\u51c6\u4f20\u8f93480 Mbps\u7684\u6570\u636e\uff0c\u4f46\u540c\u65f6\u652f\u6301USB Power Delivery\uff08USB\u4f9b\u7535\uff09\u3002\u53cd\u4e4b\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u62e5\u6709\u8fd9\u6837\u4e00\u79cd\u9ad8\u901f\u6570\u636e\u7ebf\u7f06\uff1a\u5176\u529f\u7387\u8f93\u51fa\u4f1a\u53d7\u5230\u7ebf\u7f06\u3001\u5145\u7535\u5668\u6216\u8bbe\u5907\u7684\u9650\u5236\u3002USB-IF\uff08USB\u56fd\u9645\u8054\u76df\uff09\u660e\u786e\u5f3a\u8c03\uff0cUSB-C\u3001USB4\u548cUSB Power Delivery\u5e76\u975e\u540c\u4e49\u8bcd\uff0c\u63a5\u53e3\u7684\u5f62\u72b6\u672c\u8eab\u5e76\u4e0d\u5177\u5907\u8fd9\u4e9b\u529f\u80fd\u3002<\/p>\n\n\n\n
\u7136\u800c\uff0cUSB PD \u534f\u8bae\u5df2\u7ecf\u53d6\u5f97\u4e86\u957f\u8db3\u7684\u8fdb\u6b65\u3002USB PD 3.1 \u5c06\u4e4b\u524d\u7684 100W \u9650\u5236\u6269\u5c55\u5230\u4e86 240W\u3002\u6269\u5c55\u529f\u7387\u8303\u56f4\u7cfb\u7edf\u5f15\u5165\u4e86\u66f4\u9ad8\u7684\u7535\u538b\uff0c\u5206\u522b\u4e3a 28V\u300136V \u548c 48V\uff0c\u5206\u522b\u5141\u8bb8 140W\u3001180W \u548c\u6700\u9ad8 240W \u7684\u5145\u7535\u529f\u7387\u3002<\/p>\n\n\n\n
USB-C\u63a5\u53e3\u4e0d\u518d\u4ec5\u4ec5\u662f\u624b\u673a\u548c\u8d85\u6781\u672c\u7684\u4e13\u5c5e\u63a5\u53e3\u3002\u9ad8\u8fbe240\u74e6\u7684\u529f\u7387\u8db3\u4ee5\u6ee1\u8db3\u9ad8\u6027\u80fd\u7b14\u8bb0\u672c\u7535\u8111\u3001\u663e\u793a\u5668\u3001\u6269\u5c55\u575e\u4ee5\u53ca\u5176\u4ed6\u51e0\u5e74\u524d\u8fd8\u9700\u8981\u72ec\u7acb\u7535\u6e90\u7684\u8bbe\u5907\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n
\u7136\u800c\uff0c\u7ebf\u7f06\u7684\u89c4\u683c\u53c8\u4ee4\u4eba\u56f0\u60d1\u3002\u5bf9\u4e8e\u66f4\u9ad8\u529f\u7387\u7684\u7ebf\u7f06\uff0c\u5fc5\u987b\u6ee1\u8db3\u76f8\u5e94\u7684\u8981\u6c42\uff0c\u5e76\u901a\u8fc7\u7535\u5b50\u6807\u7b7e\u6216\u7535\u5b50\u6807\u8bc6\u6b63\u786e\u6807\u660e\u5176\u529f\u80fd\u3002USB-IF \u8fd8\u89c4\u5b9a\uff0c\u8ba4\u8bc1\u7684 USB-C \u7ebf\u7f06\u5fc5\u987b\u6807\u6ce8\u529f\u7387\uff0c\u76ee\u524d\u4e3b\u8981\u5206\u4e3a 60W \u548c 240W \u4e24\u79cd\uff0c\u4ee5\u4fbf\u7528\u6237\u66f4\u8f7b\u677e\u5730\u4e86\u89e3\u81ea\u5df1\u8d2d\u4e70\u7684\u7ebf\u7f06\u89c4\u683c\u3002<\/p>\n\n\n\n
\u5b9e\u9645\u4e0a\uff0c\u8fd9\u610f\u5473\u7740\u4f60\u684c\u4e0a\u53ef\u80fd\u653e\u7740\u4e24\u6839\u770b\u4f3c\u76f8\u540c\u7684 USB-C \u6570\u636e\u7ebf\u3002\u7b2c\u4e00\u6839\u53ef\u80fd\u662f\u901f\u5ea6\u8f83\u6162\u7684 USB 2.0 \u6570\u636e\u7ebf\uff0c\u4f46\u8db3\u4ee5\u7ed9\u7b14\u8bb0\u672c\u7535\u8111\u5145\u7535\u3002\u7b2c\u4e8c\u6839\u53ef\u80fd\u63d0\u4f9b\u975e\u5e38\u5feb\u7684 USB 4.0 \u4f20\u8f93\u901f\u5ea6\u548c\u9ad8\u529f\u7387\u8f93\u51fa\u3002\u7b2c\u4e09\u6839\u53ef\u80fd\u652f\u6301\u5feb\u901f\u4f20\u8f93\uff0c\u4f46\u529f\u7387\u8f93\u51fa\u8fbe\u4e0d\u5230\u6700\u5927\u3002<\/p>\n\n\n\n
USB4 \u548c Thunderbolt \u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/strong><\/h3>\n\n\n\n\u5982\u4eca\uff0cUSB4 \u548c Thunderbolt \u7684\u8054\u7cfb\u5982\u6b64\u7d27\u5bc6\uff0c\u4ee5\u81f3\u4e8e\u5f88\u5bb9\u6613\u5c06\u5b83\u4eec\u6df7\u6dc6\u3002\u82f1\u7279\u5c14\u8d21\u732e\u4e86 Thunderbolt \u534f\u8bae\u89c4\u8303\uff0c\u4f5c\u4e3a USB4 \u5f00\u53d1\u7684\u57fa\u7840\u4e4b\u4e00\uff0c\u56e0\u6b64 USB4 \u4f7f\u7528\u4e86\u975e\u5e38\u76f8\u4f3c\u7684\u67b6\u6784\uff0c\u5e76\u4e14\u53ef\u4ee5\u901a\u8fc7\u5355\u4e2a\u8fde\u63a5\u4f20\u8f93\u591a\u79cd\u7c7b\u578b\u7684\u6570\u636e\uff0c\u5305\u62ec USB \u6570\u636e\u3001DisplayPort \u548c PCI Express \u6570\u636e\u3002<\/p>\n\n\n\n
\u4f46 USB4 \u548c Thunderbolt \u5e76\u975e\u540c\u4e00\u8ba4\u8bc1\u3002\u6700\u5927\u7684\u533a\u522b\u5728\u4e8e\u7279\u5b9a\u6807\u7b7e\u5b9e\u9645\u4fdd\u8bc1\u7684\u529f\u80fd\u8303\u56f4\u3002USB4 \u662f\u4e00\u79cd\u6807\u51c6\uff0c\u5177\u6709\u4e0d\u540c\u7684\u529f\u80fd\u548c\u5b9e\u73b0\u65b9\u5f0f\u3002\u4f8b\u5982\uff0c\u8bbe\u5907\u53ef\u4ee5\u652f\u6301\u4e0d\u540c\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u5236\u9020\u5546\u5fc5\u987b\u660e\u786e\u6807\u660e\u7279\u5b9a\u63a5\u53e3\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n
\u53e6\u4e00\u65b9\u9762\uff0cThunderbolt \u662f\u4e00\u5957\u5b9a\u4e49\u66f4\u4e3a\u660e\u786e\u7684\u529f\u80fd\u96c6\uff0c\u5e76\u7ecf\u8fc7\u82f1\u7279\u5c14\u8ba4\u8bc1\u3002\u56e0\u6b64\uff0c\u4f7f\u7528\u7ecf\u8fc7\u8ba4\u8bc1\u7684 Thunderbolt \u63a5\u53e3\uff0c\u7528\u6237\u901a\u5e38\u53ef\u4ee5\u83b7\u5f97\u66f4\u53ef\u9884\u6d4b\u7684\u6570\u636e\u3001\u89c6\u9891\u548c PCIe \u8fde\u63a5\u7ec4\u5408\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff0cThunderbolt 4 \u7684\u6700\u5927\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e3a 40 Gbps\uff0c\u4f46\u82f1\u7279\u5c14\u4e5f\u5bf9\u67d0\u4e9b\u63a5\u53e3\u7684\u6027\u80fd\u8bbe\u5b9a\u4e86\u6700\u4f4e\u8981\u6c42\u3002Thunderbolt 5 \u5219\u5927\u5e45\u63d0\u5347\u4e86\u8fd9\u4e00\u6807\u51c6\u3002\u5b83\u63d0\u4f9b 80 Gbps \u7684\u53cc\u5411\u5e26\u5bbd\uff0c\u5bf9\u4e8e\u9ad8\u8981\u6c42\u7684\u89c6\u9891\u6d41\u91cf\uff0c\u5e26\u5bbd\u52a0\u901f (Bandwidth Boost) \u6280\u672f\u53ef\u4ee5\u5c06\u4e09\u4e2a\u8fde\u63a5\u901a\u9053\u5b9a\u5411\u5230\u4e00\u4e2a\u65b9\u5411\uff0c\u4ece\u800c\u5b9e\u73b0\u5355\u5411\u9ad8\u8fbe 120 Gbps \u548c\u53cc\u5411 40 Gbps \u7684\u4f20\u8f93\u901f\u7387\u3002Thunderbolt 5 \u8fd8\u57fa\u4e8e USB 4.0 v2\u3001DisplayPort 2.1 \u548c PCIe Gen 4\u3002<\/p>\n\n\n\n
\u6709\u8da3\u7684\u662f\uff0cUSB4 \u7684\u53d1\u5c55\u4e5f\u8fbe\u5230\u4e86\u975e\u5e38\u76f8\u4f3c\u7684\u6c34\u5e73\u3002USB4 2.0 \u7248\u672c\u652f\u6301 80 Gb\/s \u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u5176\u67b6\u6784\u652f\u6301\u975e\u5e38\u7075\u6d3b\u7684\u6570\u636e\u548c\u663e\u793a\u5e26\u5bbd\u5206\u914d\u3002<\/p>\n\n\n\n
\u6700\u597d\u7684USB\u8bbe\u5907\u672a\u5fc5\u662f\u6700\u65b0\u6b3e\u7684\u3002<\/strong><\/h3>\n\n\n\nUSB \u7684\u4e00\u5927\u4f18\u52bf\u5728\u4e8e\uff0c\u65b0\u4e00\u4ee3\u63a5\u53e3\u5e76\u4e0d\u610f\u5473\u7740\u65e7\u6b3e\u5c31\u5b8c\u5168\u6ca1\u7528\u4e86\u3002\u5bf9\u4e8e\u952e\u76d8\u6765\u8bf4\uff0cUSB 2.0 \u4ecd\u7136\u8db3\u591f\u3002\u5bf9\u4e8e\u666e\u901a\u7684\u5916\u90e8\u56fa\u6001\u786c\u76d8 (SSD)\uff0cUSB 10Gbps \u901a\u5e38\u4e5f\u5b8c\u5168\u591f\u7528\u3002\u4f46\u5982\u679c\u4f60\u9700\u8981\u901a\u8fc7\u4e00\u4e2a\u6269\u5c55\u575e\u8fde\u63a5\u9ad8\u901f NVMe SSD\u3001\u591a\u4e2a\u663e\u793a\u5668\u4ee5\u53ca\u7f51\u7edc\uff0c\u90a3\u4e48 USB 4.0 40Gbps \u6216 80Gbps \u7684\u4f18\u52bf\u5c31\u663e\u800c\u6613\u89c1\u4e86\u3002<\/p>\n\n\n\n
USB\u5728\u8fd1\u4e09\u5341\u5e74\u95f4\u4ece1.5 Mbps\u53d1\u5c55\u523080 Gbps\uff0c\u4f46\u5b83\u6700\u5927\u7684\u6210\u5c31\u5e76\u975e\u4ec5\u4ec5\u5728\u4e8e\u901f\u5ea6\u3002\u5173\u952e\u5728\u4e8e\u5b83\u4f7f\u65b0\u4e00\u4ee3\u8bbe\u5907\u80fd\u591f\u4e0e\u65e7\u4e00\u4ee3\u8bbe\u5907\u4fdd\u6301\u826f\u597d\u7684\u8fde\u63a5\u3002<\/p>\n\n\n\n
\u5982\u679c\u8981\u9009\u51fa\u5f71\u54cd\u6700\u5927\u7684USB\u63a5\u53e3\uff0cUSB 2.0\u4f9d\u7136\u540d\u5217\u524d\u8305\u3002USB 3.0\u8ba9\u5916\u7f6e\u5b58\u50a8\u8bbe\u5907\u901f\u5ea6\u98de\u5feb\uff0c\u800cUSB 4.0\u5219\u5c06USB\u63a5\u53e3\u8f6c\u53d8\u4e3a\u5982\u4eca\u8fde\u63a5\u6570\u636e\u3001\u663e\u793a\u5668\u3001\u6269\u5c55\u575e\u548c\u7535\u6e90\u7684\u901a\u7528\u63a5\u53e3\u3002<\/p>","protected":false},"excerpt":{"rendered":"
Toda pod enakim logotipom USB se danes skrivajo povezave, katerih zmogljivost se lahko razlikuje tudi za ve\u010d razredov. USB 2.0 dose\u017ee hitrost najve\u010d 480 Mb\/s, najnovej\u0161i USB4 pa lahko podatke prena\u0161a z 80 Gb\/s in v posebni asimetri\u010dni konfiguraciji nameni eni smeri celo do 120 Gb\/s. Razvoj pa ni potekal enakomerno. Nekatere generacije so uporabnikom […]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[32,4,16,12],"tags":[1200,712],"class_list":["post-8324","post","type-post","status-publish","format-standard","hentry","category-komponente","category-racunalnistvo-telefonija","category-oprema","category-triki-nasveti","tag-usb-vmesnik","tag-usb-c"],"acf":{"subtitle":"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Priklju\u010dimo tipkovnico, telefon, zunanji SSD ali priklopno postajo in pri\u010dakujemo, da bo naprava preprosto delovala. ","heading":"","summary":"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Kako pa se standardi med seboj razlikujejo?","thumbnail_small":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2026\/09\/lucian-alexe-yh0UtueiZ-I-unsplash-560x315.jpg","thumbnail_large":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2026\/09\/lucian-alexe-yh0UtueiZ-I-unsplash-1024x769.jpg","thumbnail_caption":"","gallery":"","video_gallery":null,"author":"Avtor: Peter \u010cebron","links":null,"sources":null,"skip_language":[]},"yoast_head":"\n
Vas begajo USB specifikacije? - Ra\u010dunalni\u0161ke novice<\/title>\n<meta name=\"description\" content=\"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Kako pa se standardi med seboj razlikujejo?\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/viva.racunalniske-novice.com\/zh\/wp-json\/wp\/v2\/posts\/8324\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vas begajo USB specifikacije? - Ra\u010dunalni\u0161ke novice\" \/>\n<meta property=\"og:description\" content=\"Toda pod enakim logotipom USB se danes skrivajo povezave, katerih zmogljivost se lahko razlikuje tudi za ve\u010d razredov. USB 2.0 dose\u017ee hitrost najve\u010d 480 Mb\/s, najnovej\u0161i USB4 pa lahko podatke prena\u0161a z 80 Gb\/s in v posebni asimetri\u010dni konfiguraciji nameni eni smeri celo do 120 Gb\/s. Razvoj pa ni potekal enakomerno. 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USB4 \u4e0d\u4ec5\u4ec5\u662f\u901f\u5ea6\u7684\u63d0\u5347\u3002\u5b83\u7684\u67b6\u6784\u57fa\u4e8e Thunderbolt \u6280\u672f\uff0c\u800c Thunderbolt \u6280\u672f\u662f\u82f1\u7279\u5c14\u4e3a\u8be5\u6807\u51c6\u7684\u5f00\u53d1\u63d0\u4f9b\u7684\u3002USB4 \u53ef\u4ee5\u5728\u540c\u4e00\u8fde\u63a5\u4e0a\u52a8\u6001\u4f20\u8f93\u591a\u79cd\u7c7b\u578b\u7684\u6d41\u91cf\uff0c\u5305\u62ec\u6570\u636e\u3001DisplayPort \u89c6\u9891\uff0c\u4ee5\u53ca\u5728\u9002\u5f53\u5b9e\u73b0\u7684\u60c5\u51b5\u4e0b\u4f20\u8f93 PCIe \u6d41\u91cf\u3002\u5e26\u5bbd\u53ef\u4ee5\u6839\u636e\u8bbe\u5907\u7684\u9700\u6c42\u5728\u5b83\u4eec\u4e4b\u95f4\u52a8\u6001\u5206\u914d\u3002<\/p>\n\n\n\n
USB4 \u7684\u6700\u521d\u7248\u672c\u5206\u522b\u652f\u6301 20 Gb\/s \u548c 40 Gb\/s \u7684\u4f20\u8f93\u901f\u5ea6\u3002USB4 2.0 \u7248\u672c\u5c06\u901f\u5ea6\u4e0a\u9650\u63d0\u5347\u81f3 80 Gb\/s\uff0c\u5bf9\u4e8e\u67d0\u4e9b\u5bf9\u5355\u5411\u4f20\u8f93\u901f\u5ea6\u8981\u6c42\u6781\u9ad8\u7684\u5e94\u7528\uff08\u5c24\u5176\u662f\u663e\u793a\u5668\uff09\uff0c\u8fd8\u53ef\u4ee5\u91c7\u7528\u5355\u5411 120 Gb\/s\u3001\u53cd\u5411 40 Gb\/s \u7684\u975e\u5bf9\u79f0\u8fde\u63a5\u3002USB4 \u5411\u4e0b\u517c\u5bb9\u4e4b\u524d\u7684 USB \u7248\u672c\u3002\u8fd9\u4f7f\u5f97\u529f\u80fd\u5f3a\u5927\u7684\u6269\u5c55\u575e\u3001\u9ad8\u901f NVMe SSD\u3001\u591a\u4e2a\u9ad8\u5206\u8fa8\u7387\u663e\u793a\u5668\u4ee5\u53ca\u5176\u4ed6\u8bbe\u5907\u53ef\u4ee5\u901a\u8fc7\u5355\u6839\u7ebf\u7f06\u8fde\u63a5\u6210\u4e3a\u53ef\u80fd\u3002<\/p>\n\n\n\n
\u4f46USB4\u4ecd\u7136\u5b58\u5728\u4e00\u4e2a\u95ee\u9898\u3002USB-C\u8fd9\u4e2a\u540d\u79f0\u5e76\u6ca1\u6709\u8bf4\u660e\u63a5\u53e3\u7684\u5b9e\u9645\u529f\u80fd\u3002USB-IF\u660e\u786e\u6307\u51fa\uff0cUSB-C\u4e0eUSB 3.2\u6216USB4\u5e76\u4e0d\u76f8\u540c\u3002USB-C\u6307\u7684\u662f\u4e00\u79cd\u7269\u7406\u63a5\u53e3\u3002\u5236\u9020\u5546\u53ef\u4ee5\u5728\u8be5\u63a5\u53e3\u4e0a\u5b9e\u73b0USB 2.0\u3001USB 3.2\u3001USB4\u3001Power Delivery\u6216\u8fd9\u4e9b\u6280\u672f\u7684\u5404\u79cd\u7ec4\u5408\u3002<\/p>\n\n\n\n
\u8fd9\u610f\u5473\u7740\u4e24\u4e2a\u770b\u4f3c\u76f8\u540c\u7684 USB-C \u7aef\u53e3\u53ef\u4ee5\u5206\u522b\u63d0\u4f9b 480 Mbps \u548c 80 Gbps \u7684\u4f20\u8f93\u901f\u5ea6\u3002<\/p>\n\n\n\n
USB 2.0 \u5c06 USB \u8f6c\u53d8\u4e3a\u901a\u7528\u6807\u51c6\u3002<\/strong><\/h3>\n\n\n\n\u4e0d\uff0c\u6211\u4eec\u5e76\u6ca1\u6709\u5fd8\u8bb0 USB 2.0\u3002\u5982\u679c\u5355\u4ece\u89c4\u683c\u6765\u770b\uff0cUSB 4 \u5e94\u8be5\u80dc\u51fa\u3002\u4f46\u5982\u679c\u4ece\u65e5\u5e38\u4f7f\u7528\u4f53\u9a8c\u6765\u8bc4\u4f30\uff0cUSB 2.0 \u7684\u5f71\u54cd\u529b\u96be\u4ee5\u5339\u654c\u3002\u5b83\u4e8e 2000 \u5e74\u63a8\u51fa\uff0c\u5c06\u4f20\u8f93\u901f\u5ea6\u4ece 12 Mbps \u63d0\u5347\u81f3 480 Mbps\uff0c\u63d0\u5347\u5e45\u5ea6\u9ad8\u8fbe\u7ea6 40 \u500d\u3002\u8fd9\u4e00\u98de\u8dc3\u4f7f USB \u4ece\u4e3b\u8981\u7528\u4e8e\u952e\u76d8\u3001\u9f20\u6807\u7b49\u8bbe\u5907\u7684\u63a5\u53e3\uff0c\u8f6c\u53d8\u4e3a\u5916\u63a5\u786c\u76d8\u3001U\u76d8\u3001\u6253\u5370\u673a\u3001\u5149\u9a71\u3001\u76f8\u673a\u3001\u97f3\u4e50\u8bbe\u5907\u4e43\u81f3\u7f51\u7edc\u63a5\u53e3\u7684\u5b9e\u7528\u63a5\u53e3\u3002<\/p>\n\n\n\n
\u66f4\u4ee4\u4eba\u5370\u8c61\u6df1\u523b\u7684\u662f\uff0cUSB 2.0 \u5e76\u6ca1\u6709\u6d88\u5931\u3002\u56db\u5206\u4e4b\u4e00\u4e16\u7eaa\u8fc7\u53bb\u4e86\uff0c\u5b83\u4ecd\u7136\u51fa\u73b0\u5728\u8bb8\u591a\u65b0\u8bbe\u5907\u4e2d\u3002\u952e\u76d8\u3001\u9f20\u6807\u6216\u63a7\u5236\u5668\u901a\u5e38\u4e0d\u9700\u8981\u6570\u767e\u5343\u5146\u6bd4\u7279\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u56e0\u6b64 480 Mbps \u7684\u901f\u7387\u4ecd\u7136\u7ef0\u7ef0\u6709\u4f59\u3002\u751a\u81f3\u6709\u4e9b USB-C \u7ebf\u7f06\u548c\u8bbe\u5907\u867d\u7136\u7269\u7406\u4e0a\u4f7f\u7528\u4e86\u73b0\u4ee3\u63a5\u53e3\uff0c\u4f46\u5728\u6570\u636e\u4f20\u8f93\u65b9\u9762\u4ecd\u7136\u4fdd\u6301 USB 2.0 \u7684\u6807\u51c6\u3002USB-IF \u660e\u786e\u5141\u8bb8\u8fd9\u79cd\u9009\u62e9\u3002<\/p>\n\n\n\n
USB-C\u6216\u8bb8\u662f\u6700\u5927\u7684\u53d8\u9769\uff0c\u4f46\u5b83\u5e76\u975eUSB\u7684\u5168\u65b0\u4e16\u4ee3\u3002<\/strong><\/h3>\n\n\n\n\u5728USB\u53d1\u5c55\u53f2\u4e0a\uff0cUSB-C\u51e0\u4e4e\u4e0d\u53ef\u5ffd\u89c6\uff0c\u5c3d\u7ba1\u4ece\u6280\u672f\u4e0a\u8bb2\u5b83\u5e76\u4e0d\u5c5e\u4e8eUSB\u7684\u4e16\u4ee3\u5212\u5206\u3002\u4e4b\u524d\u7684\u63a5\u53e3\u90fd\u6709\u660e\u786e\u7684\u65b9\u5411\u6027\uff0c\u800cUSB-C\u6253\u7834\u4e86\u8fd9\u4e00\u9650\u5236\uff0c\u540c\u65f6\u8fd8\u4f7f\u540c\u4e00\u4e2a\u7269\u7406\u63a5\u53e3\u8db3\u591f\u7075\u6d3b\uff0c\u53ef\u4ee5\u9002\u914d\u624b\u673a\u3001\u7b14\u8bb0\u672c\u7535\u8111\u3001\u663e\u793a\u5668\u3001\u5916\u7f6e\u56fa\u6001\u786c\u76d8\u3001\u6269\u5c55\u575e\u548c\u5145\u7535\u5668\u7b49\u591a\u79cd\u8bbe\u5907\u3002<\/p>\n\n\n\n
\u968f\u7740 USB \u7535\u6e90\u4f20\u8f93\u6280\u672f\u7684\u51fa\u73b0\uff0cUSB-C \u7684\u4f5c\u7528\u66f4\u52a0\u51f8\u663e\u3002\u5982\u4eca\u7684 USB PD \u89c4\u8303\u53ef\u4ee5\u901a\u8fc7\u5408\u9002\u7684 USB-C \u7ebf\u7f06\u63d0\u4f9b\u9ad8\u8fbe 240W \u7684\u529f\u7387\uff0c\u800c\u5728\u6269\u5c55\u529f\u7387\u8303\u56f4 (EPR) \u63a8\u51fa\u4e4b\u524d\uff0c\u529f\u7387\u4e0a\u9650\u4ec5\u4e3a 100W\u3002\u8fd9\u610f\u5473\u7740 USB-C \u4e0d\u518d\u4ec5\u4ec5\u7528\u4e8e\u7ed9\u624b\u673a\u5145\u7535\uff0c\u8fd8\u80fd\u4e3a\u6027\u80fd\u5f3a\u52b2\u7684\u6e38\u620f\u7b14\u8bb0\u672c\u7535\u8111\u548c\u5176\u4ed6\u8bbe\u5907\u4f9b\u7535\u3002<\/p>\n\n\n\n
\u4f46USB-C\u63a5\u53e3\u7684\u7075\u6d3b\u6027\u4e5f\u5e26\u6765\u4e86\u4e00\u4e2a\u65b0\u7684\u95ee\u9898\u3002\u770b\u8d77\u6765\u4e00\u6837\u7684\u7ebf\u7f06\u53ef\u80fd\u53ea\u652f\u6301USB 2.0\uff0c\u4f20\u8f93\u901f\u5ea6\u53ef\u80fd\u8fbe\u523080Gbps\uff0c\u5145\u7535\u529f\u7387\u53ef\u80fd\u652f\u630160W\u6216240W\uff0c\u4f20\u8f93\u56fe\u50cf\u7684\u529f\u80fd\u4e5f\u53ef\u80fd\u4e0d\u540c\u3002<\/p>\n\n\n\n
\u6240\u4ee5\u73b0\u5728\u4e70\u6570\u636e\u7ebf\u7684\u65f6\u5019\u4e00\u5b9a\u8981\u683c\u5916\u5c0f\u5fc3\u3002\u5426\u5219\uff0c\u6211\u4eec\u53ef\u80fd\u53ea\u80fd\u7528\u624b\u673a\u5b9e\u9645\u7535\u91cf\u7684\u4e00\u534a\u7ed9\u624b\u673a\u5145\u7535\uff0c\u6216\u8005\u6570\u636e\u7ebf\u6839\u672c\u5c31\u65e0\u6cd5\u4f20\u8f93\u6570\u636e\u3002<\/p>\n\n\n\n
\u5feb\u901f\u6570\u636e\u4f20\u8f93\u5e76\u4e0d\u610f\u5473\u7740\u5feb\u901f\u5145\u7535<\/strong><\/h3>\n\n\n\n\u5173\u4e8e USB-C \u6700\u5e38\u89c1\u7684\u8bef\u89e3\u4e4b\u4e00\u662f\uff0c\u5f3a\u5927\u7684\u6570\u636e\u7aef\u53e3\u5c31\u610f\u5473\u7740\u9ad8\u5145\u7535\u529f\u7387\u3002\u5b9e\u9645\u4e0a\uff0c\u6570\u636e\u4f20\u8f93\u548c USB Power Delivery\uff08USB PD\uff09\u4f9b\u7535\u662f\u4e24\u56de\u4e8b\u3002USB-C \u4e3b\u8981\u5b9a\u4e49\u4e86\u7269\u7406\u7aef\u53e3\uff0c\u800c\u5236\u9020\u5546\u5219\u51b3\u5b9a\u8be5\u7aef\u53e3\u5b9e\u9645\u652f\u6301\u54ea\u4e9b\u6570\u636e\u6807\u51c6\u548c\u529f\u7387\u3002<\/p>\n\n\n\n
\u56e0\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u62e5\u6709\u8fd9\u6837\u4e00\u79cdUSB-C\u7ebf\u7f06\uff1a\u5b83\u4ec5\u4ee5USB 2.0\u6807\u51c6\u4f20\u8f93480 Mbps\u7684\u6570\u636e\uff0c\u4f46\u540c\u65f6\u652f\u6301USB Power Delivery\uff08USB\u4f9b\u7535\uff09\u3002\u53cd\u4e4b\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u62e5\u6709\u8fd9\u6837\u4e00\u79cd\u9ad8\u901f\u6570\u636e\u7ebf\u7f06\uff1a\u5176\u529f\u7387\u8f93\u51fa\u4f1a\u53d7\u5230\u7ebf\u7f06\u3001\u5145\u7535\u5668\u6216\u8bbe\u5907\u7684\u9650\u5236\u3002USB-IF\uff08USB\u56fd\u9645\u8054\u76df\uff09\u660e\u786e\u5f3a\u8c03\uff0cUSB-C\u3001USB4\u548cUSB Power Delivery\u5e76\u975e\u540c\u4e49\u8bcd\uff0c\u63a5\u53e3\u7684\u5f62\u72b6\u672c\u8eab\u5e76\u4e0d\u5177\u5907\u8fd9\u4e9b\u529f\u80fd\u3002<\/p>\n\n\n\n
\u7136\u800c\uff0cUSB PD \u534f\u8bae\u5df2\u7ecf\u53d6\u5f97\u4e86\u957f\u8db3\u7684\u8fdb\u6b65\u3002USB PD 3.1 \u5c06\u4e4b\u524d\u7684 100W \u9650\u5236\u6269\u5c55\u5230\u4e86 240W\u3002\u6269\u5c55\u529f\u7387\u8303\u56f4\u7cfb\u7edf\u5f15\u5165\u4e86\u66f4\u9ad8\u7684\u7535\u538b\uff0c\u5206\u522b\u4e3a 28V\u300136V \u548c 48V\uff0c\u5206\u522b\u5141\u8bb8 140W\u3001180W \u548c\u6700\u9ad8 240W \u7684\u5145\u7535\u529f\u7387\u3002<\/p>\n\n\n\n
USB-C\u63a5\u53e3\u4e0d\u518d\u4ec5\u4ec5\u662f\u624b\u673a\u548c\u8d85\u6781\u672c\u7684\u4e13\u5c5e\u63a5\u53e3\u3002\u9ad8\u8fbe240\u74e6\u7684\u529f\u7387\u8db3\u4ee5\u6ee1\u8db3\u9ad8\u6027\u80fd\u7b14\u8bb0\u672c\u7535\u8111\u3001\u663e\u793a\u5668\u3001\u6269\u5c55\u575e\u4ee5\u53ca\u5176\u4ed6\u51e0\u5e74\u524d\u8fd8\u9700\u8981\u72ec\u7acb\u7535\u6e90\u7684\u8bbe\u5907\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n
\u7136\u800c\uff0c\u7ebf\u7f06\u7684\u89c4\u683c\u53c8\u4ee4\u4eba\u56f0\u60d1\u3002\u5bf9\u4e8e\u66f4\u9ad8\u529f\u7387\u7684\u7ebf\u7f06\uff0c\u5fc5\u987b\u6ee1\u8db3\u76f8\u5e94\u7684\u8981\u6c42\uff0c\u5e76\u901a\u8fc7\u7535\u5b50\u6807\u7b7e\u6216\u7535\u5b50\u6807\u8bc6\u6b63\u786e\u6807\u660e\u5176\u529f\u80fd\u3002USB-IF \u8fd8\u89c4\u5b9a\uff0c\u8ba4\u8bc1\u7684 USB-C \u7ebf\u7f06\u5fc5\u987b\u6807\u6ce8\u529f\u7387\uff0c\u76ee\u524d\u4e3b\u8981\u5206\u4e3a 60W \u548c 240W \u4e24\u79cd\uff0c\u4ee5\u4fbf\u7528\u6237\u66f4\u8f7b\u677e\u5730\u4e86\u89e3\u81ea\u5df1\u8d2d\u4e70\u7684\u7ebf\u7f06\u89c4\u683c\u3002<\/p>\n\n\n\n
\u5b9e\u9645\u4e0a\uff0c\u8fd9\u610f\u5473\u7740\u4f60\u684c\u4e0a\u53ef\u80fd\u653e\u7740\u4e24\u6839\u770b\u4f3c\u76f8\u540c\u7684 USB-C \u6570\u636e\u7ebf\u3002\u7b2c\u4e00\u6839\u53ef\u80fd\u662f\u901f\u5ea6\u8f83\u6162\u7684 USB 2.0 \u6570\u636e\u7ebf\uff0c\u4f46\u8db3\u4ee5\u7ed9\u7b14\u8bb0\u672c\u7535\u8111\u5145\u7535\u3002\u7b2c\u4e8c\u6839\u53ef\u80fd\u63d0\u4f9b\u975e\u5e38\u5feb\u7684 USB 4.0 \u4f20\u8f93\u901f\u5ea6\u548c\u9ad8\u529f\u7387\u8f93\u51fa\u3002\u7b2c\u4e09\u6839\u53ef\u80fd\u652f\u6301\u5feb\u901f\u4f20\u8f93\uff0c\u4f46\u529f\u7387\u8f93\u51fa\u8fbe\u4e0d\u5230\u6700\u5927\u3002<\/p>\n\n\n\n
USB4 \u548c Thunderbolt \u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/strong><\/h3>\n\n\n\n\u5982\u4eca\uff0cUSB4 \u548c Thunderbolt \u7684\u8054\u7cfb\u5982\u6b64\u7d27\u5bc6\uff0c\u4ee5\u81f3\u4e8e\u5f88\u5bb9\u6613\u5c06\u5b83\u4eec\u6df7\u6dc6\u3002\u82f1\u7279\u5c14\u8d21\u732e\u4e86 Thunderbolt \u534f\u8bae\u89c4\u8303\uff0c\u4f5c\u4e3a USB4 \u5f00\u53d1\u7684\u57fa\u7840\u4e4b\u4e00\uff0c\u56e0\u6b64 USB4 \u4f7f\u7528\u4e86\u975e\u5e38\u76f8\u4f3c\u7684\u67b6\u6784\uff0c\u5e76\u4e14\u53ef\u4ee5\u901a\u8fc7\u5355\u4e2a\u8fde\u63a5\u4f20\u8f93\u591a\u79cd\u7c7b\u578b\u7684\u6570\u636e\uff0c\u5305\u62ec USB \u6570\u636e\u3001DisplayPort \u548c PCI Express \u6570\u636e\u3002<\/p>\n\n\n\n
\u4f46 USB4 \u548c Thunderbolt \u5e76\u975e\u540c\u4e00\u8ba4\u8bc1\u3002\u6700\u5927\u7684\u533a\u522b\u5728\u4e8e\u7279\u5b9a\u6807\u7b7e\u5b9e\u9645\u4fdd\u8bc1\u7684\u529f\u80fd\u8303\u56f4\u3002USB4 \u662f\u4e00\u79cd\u6807\u51c6\uff0c\u5177\u6709\u4e0d\u540c\u7684\u529f\u80fd\u548c\u5b9e\u73b0\u65b9\u5f0f\u3002\u4f8b\u5982\uff0c\u8bbe\u5907\u53ef\u4ee5\u652f\u6301\u4e0d\u540c\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u5236\u9020\u5546\u5fc5\u987b\u660e\u786e\u6807\u660e\u7279\u5b9a\u63a5\u53e3\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n
\u53e6\u4e00\u65b9\u9762\uff0cThunderbolt \u662f\u4e00\u5957\u5b9a\u4e49\u66f4\u4e3a\u660e\u786e\u7684\u529f\u80fd\u96c6\uff0c\u5e76\u7ecf\u8fc7\u82f1\u7279\u5c14\u8ba4\u8bc1\u3002\u56e0\u6b64\uff0c\u4f7f\u7528\u7ecf\u8fc7\u8ba4\u8bc1\u7684 Thunderbolt \u63a5\u53e3\uff0c\u7528\u6237\u901a\u5e38\u53ef\u4ee5\u83b7\u5f97\u66f4\u53ef\u9884\u6d4b\u7684\u6570\u636e\u3001\u89c6\u9891\u548c PCIe \u8fde\u63a5\u7ec4\u5408\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff0cThunderbolt 4 \u7684\u6700\u5927\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e3a 40 Gbps\uff0c\u4f46\u82f1\u7279\u5c14\u4e5f\u5bf9\u67d0\u4e9b\u63a5\u53e3\u7684\u6027\u80fd\u8bbe\u5b9a\u4e86\u6700\u4f4e\u8981\u6c42\u3002Thunderbolt 5 \u5219\u5927\u5e45\u63d0\u5347\u4e86\u8fd9\u4e00\u6807\u51c6\u3002\u5b83\u63d0\u4f9b 80 Gbps \u7684\u53cc\u5411\u5e26\u5bbd\uff0c\u5bf9\u4e8e\u9ad8\u8981\u6c42\u7684\u89c6\u9891\u6d41\u91cf\uff0c\u5e26\u5bbd\u52a0\u901f (Bandwidth Boost) \u6280\u672f\u53ef\u4ee5\u5c06\u4e09\u4e2a\u8fde\u63a5\u901a\u9053\u5b9a\u5411\u5230\u4e00\u4e2a\u65b9\u5411\uff0c\u4ece\u800c\u5b9e\u73b0\u5355\u5411\u9ad8\u8fbe 120 Gbps \u548c\u53cc\u5411 40 Gbps \u7684\u4f20\u8f93\u901f\u7387\u3002Thunderbolt 5 \u8fd8\u57fa\u4e8e USB 4.0 v2\u3001DisplayPort 2.1 \u548c PCIe Gen 4\u3002<\/p>\n\n\n\n
\u6709\u8da3\u7684\u662f\uff0cUSB4 \u7684\u53d1\u5c55\u4e5f\u8fbe\u5230\u4e86\u975e\u5e38\u76f8\u4f3c\u7684\u6c34\u5e73\u3002USB4 2.0 \u7248\u672c\u652f\u6301 80 Gb\/s \u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u5176\u67b6\u6784\u652f\u6301\u975e\u5e38\u7075\u6d3b\u7684\u6570\u636e\u548c\u663e\u793a\u5e26\u5bbd\u5206\u914d\u3002<\/p>\n\n\n\n
\u6700\u597d\u7684USB\u8bbe\u5907\u672a\u5fc5\u662f\u6700\u65b0\u6b3e\u7684\u3002<\/strong><\/h3>\n\n\n\nUSB \u7684\u4e00\u5927\u4f18\u52bf\u5728\u4e8e\uff0c\u65b0\u4e00\u4ee3\u63a5\u53e3\u5e76\u4e0d\u610f\u5473\u7740\u65e7\u6b3e\u5c31\u5b8c\u5168\u6ca1\u7528\u4e86\u3002\u5bf9\u4e8e\u952e\u76d8\u6765\u8bf4\uff0cUSB 2.0 \u4ecd\u7136\u8db3\u591f\u3002\u5bf9\u4e8e\u666e\u901a\u7684\u5916\u90e8\u56fa\u6001\u786c\u76d8 (SSD)\uff0cUSB 10Gbps \u901a\u5e38\u4e5f\u5b8c\u5168\u591f\u7528\u3002\u4f46\u5982\u679c\u4f60\u9700\u8981\u901a\u8fc7\u4e00\u4e2a\u6269\u5c55\u575e\u8fde\u63a5\u9ad8\u901f NVMe SSD\u3001\u591a\u4e2a\u663e\u793a\u5668\u4ee5\u53ca\u7f51\u7edc\uff0c\u90a3\u4e48 USB 4.0 40Gbps \u6216 80Gbps \u7684\u4f18\u52bf\u5c31\u663e\u800c\u6613\u89c1\u4e86\u3002<\/p>\n\n\n\n
USB\u5728\u8fd1\u4e09\u5341\u5e74\u95f4\u4ece1.5 Mbps\u53d1\u5c55\u523080 Gbps\uff0c\u4f46\u5b83\u6700\u5927\u7684\u6210\u5c31\u5e76\u975e\u4ec5\u4ec5\u5728\u4e8e\u901f\u5ea6\u3002\u5173\u952e\u5728\u4e8e\u5b83\u4f7f\u65b0\u4e00\u4ee3\u8bbe\u5907\u80fd\u591f\u4e0e\u65e7\u4e00\u4ee3\u8bbe\u5907\u4fdd\u6301\u826f\u597d\u7684\u8fde\u63a5\u3002<\/p>\n\n\n\n
\u5982\u679c\u8981\u9009\u51fa\u5f71\u54cd\u6700\u5927\u7684USB\u63a5\u53e3\uff0cUSB 2.0\u4f9d\u7136\u540d\u5217\u524d\u8305\u3002USB 3.0\u8ba9\u5916\u7f6e\u5b58\u50a8\u8bbe\u5907\u901f\u5ea6\u98de\u5feb\uff0c\u800cUSB 4.0\u5219\u5c06USB\u63a5\u53e3\u8f6c\u53d8\u4e3a\u5982\u4eca\u8fde\u63a5\u6570\u636e\u3001\u663e\u793a\u5668\u3001\u6269\u5c55\u575e\u548c\u7535\u6e90\u7684\u901a\u7528\u63a5\u53e3\u3002<\/p>","protected":false},"excerpt":{"rendered":"
Toda pod enakim logotipom USB se danes skrivajo povezave, katerih zmogljivost se lahko razlikuje tudi za ve\u010d razredov. USB 2.0 dose\u017ee hitrost najve\u010d 480 Mb\/s, najnovej\u0161i USB4 pa lahko podatke prena\u0161a z 80 Gb\/s in v posebni asimetri\u010dni konfiguraciji nameni eni smeri celo do 120 Gb\/s. Razvoj pa ni potekal enakomerno. Nekatere generacije so uporabnikom […]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[32,4,16,12],"tags":[1200,712],"class_list":["post-8324","post","type-post","status-publish","format-standard","hentry","category-komponente","category-racunalnistvo-telefonija","category-oprema","category-triki-nasveti","tag-usb-vmesnik","tag-usb-c"],"acf":{"subtitle":"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Priklju\u010dimo tipkovnico, telefon, zunanji SSD ali priklopno postajo in pri\u010dakujemo, da bo naprava preprosto delovala. ","heading":"","summary":"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Kako pa se standardi med seboj razlikujejo?","thumbnail_small":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2026\/09\/lucian-alexe-yh0UtueiZ-I-unsplash-560x315.jpg","thumbnail_large":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2026\/09\/lucian-alexe-yh0UtueiZ-I-unsplash-1024x769.jpg","thumbnail_caption":"","gallery":"","video_gallery":null,"author":"Avtor: Peter \u010cebron","links":null,"sources":null,"skip_language":[]},"yoast_head":"\n
Vas begajo USB specifikacije? - Ra\u010dunalni\u0161ke novice<\/title>\n<meta name=\"description\" content=\"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Kako pa se standardi med seboj razlikujejo?\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/viva.racunalniske-novice.com\/zh\/wp-json\/wp\/v2\/posts\/8324\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vas begajo USB specifikacije? - Ra\u010dunalni\u0161ke novice\" \/>\n<meta property=\"og:description\" content=\"Toda pod enakim logotipom USB se danes skrivajo povezave, katerih zmogljivost se lahko razlikuje tudi za ve\u010d razredov. USB 2.0 dose\u017ee hitrost najve\u010d 480 Mb\/s, najnovej\u0161i USB4 pa lahko podatke prena\u0161a z 80 Gb\/s in v posebni asimetri\u010dni konfiguraciji nameni eni smeri celo do 120 Gb\/s. Razvoj pa ni potekal enakomerno. 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\u6240\u4ee5\u73b0\u5728\u4e70\u6570\u636e\u7ebf\u7684\u65f6\u5019\u4e00\u5b9a\u8981\u683c\u5916\u5c0f\u5fc3\u3002\u5426\u5219\uff0c\u6211\u4eec\u53ef\u80fd\u53ea\u80fd\u7528\u624b\u673a\u5b9e\u9645\u7535\u91cf\u7684\u4e00\u534a\u7ed9\u624b\u673a\u5145\u7535\uff0c\u6216\u8005\u6570\u636e\u7ebf\u6839\u672c\u5c31\u65e0\u6cd5\u4f20\u8f93\u6570\u636e\u3002<\/p>\n\n\n\n
\u5feb\u901f\u6570\u636e\u4f20\u8f93\u5e76\u4e0d\u610f\u5473\u7740\u5feb\u901f\u5145\u7535<\/strong><\/h3>\n\n\n\n\u5173\u4e8e USB-C \u6700\u5e38\u89c1\u7684\u8bef\u89e3\u4e4b\u4e00\u662f\uff0c\u5f3a\u5927\u7684\u6570\u636e\u7aef\u53e3\u5c31\u610f\u5473\u7740\u9ad8\u5145\u7535\u529f\u7387\u3002\u5b9e\u9645\u4e0a\uff0c\u6570\u636e\u4f20\u8f93\u548c USB Power Delivery\uff08USB PD\uff09\u4f9b\u7535\u662f\u4e24\u56de\u4e8b\u3002USB-C \u4e3b\u8981\u5b9a\u4e49\u4e86\u7269\u7406\u7aef\u53e3\uff0c\u800c\u5236\u9020\u5546\u5219\u51b3\u5b9a\u8be5\u7aef\u53e3\u5b9e\u9645\u652f\u6301\u54ea\u4e9b\u6570\u636e\u6807\u51c6\u548c\u529f\u7387\u3002<\/p>\n\n\n\n
\u56e0\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u62e5\u6709\u8fd9\u6837\u4e00\u79cdUSB-C\u7ebf\u7f06\uff1a\u5b83\u4ec5\u4ee5USB 2.0\u6807\u51c6\u4f20\u8f93480 Mbps\u7684\u6570\u636e\uff0c\u4f46\u540c\u65f6\u652f\u6301USB Power Delivery\uff08USB\u4f9b\u7535\uff09\u3002\u53cd\u4e4b\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u62e5\u6709\u8fd9\u6837\u4e00\u79cd\u9ad8\u901f\u6570\u636e\u7ebf\u7f06\uff1a\u5176\u529f\u7387\u8f93\u51fa\u4f1a\u53d7\u5230\u7ebf\u7f06\u3001\u5145\u7535\u5668\u6216\u8bbe\u5907\u7684\u9650\u5236\u3002USB-IF\uff08USB\u56fd\u9645\u8054\u76df\uff09\u660e\u786e\u5f3a\u8c03\uff0cUSB-C\u3001USB4\u548cUSB Power Delivery\u5e76\u975e\u540c\u4e49\u8bcd\uff0c\u63a5\u53e3\u7684\u5f62\u72b6\u672c\u8eab\u5e76\u4e0d\u5177\u5907\u8fd9\u4e9b\u529f\u80fd\u3002<\/p>\n\n\n\n
\u7136\u800c\uff0cUSB PD \u534f\u8bae\u5df2\u7ecf\u53d6\u5f97\u4e86\u957f\u8db3\u7684\u8fdb\u6b65\u3002USB PD 3.1 \u5c06\u4e4b\u524d\u7684 100W \u9650\u5236\u6269\u5c55\u5230\u4e86 240W\u3002\u6269\u5c55\u529f\u7387\u8303\u56f4\u7cfb\u7edf\u5f15\u5165\u4e86\u66f4\u9ad8\u7684\u7535\u538b\uff0c\u5206\u522b\u4e3a 28V\u300136V \u548c 48V\uff0c\u5206\u522b\u5141\u8bb8 140W\u3001180W \u548c\u6700\u9ad8 240W \u7684\u5145\u7535\u529f\u7387\u3002<\/p>\n\n\n\n
USB-C\u63a5\u53e3\u4e0d\u518d\u4ec5\u4ec5\u662f\u624b\u673a\u548c\u8d85\u6781\u672c\u7684\u4e13\u5c5e\u63a5\u53e3\u3002\u9ad8\u8fbe240\u74e6\u7684\u529f\u7387\u8db3\u4ee5\u6ee1\u8db3\u9ad8\u6027\u80fd\u7b14\u8bb0\u672c\u7535\u8111\u3001\u663e\u793a\u5668\u3001\u6269\u5c55\u575e\u4ee5\u53ca\u5176\u4ed6\u51e0\u5e74\u524d\u8fd8\u9700\u8981\u72ec\u7acb\u7535\u6e90\u7684\u8bbe\u5907\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n
\u7136\u800c\uff0c\u7ebf\u7f06\u7684\u89c4\u683c\u53c8\u4ee4\u4eba\u56f0\u60d1\u3002\u5bf9\u4e8e\u66f4\u9ad8\u529f\u7387\u7684\u7ebf\u7f06\uff0c\u5fc5\u987b\u6ee1\u8db3\u76f8\u5e94\u7684\u8981\u6c42\uff0c\u5e76\u901a\u8fc7\u7535\u5b50\u6807\u7b7e\u6216\u7535\u5b50\u6807\u8bc6\u6b63\u786e\u6807\u660e\u5176\u529f\u80fd\u3002USB-IF \u8fd8\u89c4\u5b9a\uff0c\u8ba4\u8bc1\u7684 USB-C \u7ebf\u7f06\u5fc5\u987b\u6807\u6ce8\u529f\u7387\uff0c\u76ee\u524d\u4e3b\u8981\u5206\u4e3a 60W \u548c 240W \u4e24\u79cd\uff0c\u4ee5\u4fbf\u7528\u6237\u66f4\u8f7b\u677e\u5730\u4e86\u89e3\u81ea\u5df1\u8d2d\u4e70\u7684\u7ebf\u7f06\u89c4\u683c\u3002<\/p>\n\n\n\n
\u5b9e\u9645\u4e0a\uff0c\u8fd9\u610f\u5473\u7740\u4f60\u684c\u4e0a\u53ef\u80fd\u653e\u7740\u4e24\u6839\u770b\u4f3c\u76f8\u540c\u7684 USB-C \u6570\u636e\u7ebf\u3002\u7b2c\u4e00\u6839\u53ef\u80fd\u662f\u901f\u5ea6\u8f83\u6162\u7684 USB 2.0 \u6570\u636e\u7ebf\uff0c\u4f46\u8db3\u4ee5\u7ed9\u7b14\u8bb0\u672c\u7535\u8111\u5145\u7535\u3002\u7b2c\u4e8c\u6839\u53ef\u80fd\u63d0\u4f9b\u975e\u5e38\u5feb\u7684 USB 4.0 \u4f20\u8f93\u901f\u5ea6\u548c\u9ad8\u529f\u7387\u8f93\u51fa\u3002\u7b2c\u4e09\u6839\u53ef\u80fd\u652f\u6301\u5feb\u901f\u4f20\u8f93\uff0c\u4f46\u529f\u7387\u8f93\u51fa\u8fbe\u4e0d\u5230\u6700\u5927\u3002<\/p>\n\n\n\n
USB4 \u548c Thunderbolt \u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/strong><\/h3>\n\n\n\n\u5982\u4eca\uff0cUSB4 \u548c Thunderbolt \u7684\u8054\u7cfb\u5982\u6b64\u7d27\u5bc6\uff0c\u4ee5\u81f3\u4e8e\u5f88\u5bb9\u6613\u5c06\u5b83\u4eec\u6df7\u6dc6\u3002\u82f1\u7279\u5c14\u8d21\u732e\u4e86 Thunderbolt \u534f\u8bae\u89c4\u8303\uff0c\u4f5c\u4e3a USB4 \u5f00\u53d1\u7684\u57fa\u7840\u4e4b\u4e00\uff0c\u56e0\u6b64 USB4 \u4f7f\u7528\u4e86\u975e\u5e38\u76f8\u4f3c\u7684\u67b6\u6784\uff0c\u5e76\u4e14\u53ef\u4ee5\u901a\u8fc7\u5355\u4e2a\u8fde\u63a5\u4f20\u8f93\u591a\u79cd\u7c7b\u578b\u7684\u6570\u636e\uff0c\u5305\u62ec USB \u6570\u636e\u3001DisplayPort \u548c PCI Express \u6570\u636e\u3002<\/p>\n\n\n\n
\u4f46 USB4 \u548c Thunderbolt \u5e76\u975e\u540c\u4e00\u8ba4\u8bc1\u3002\u6700\u5927\u7684\u533a\u522b\u5728\u4e8e\u7279\u5b9a\u6807\u7b7e\u5b9e\u9645\u4fdd\u8bc1\u7684\u529f\u80fd\u8303\u56f4\u3002USB4 \u662f\u4e00\u79cd\u6807\u51c6\uff0c\u5177\u6709\u4e0d\u540c\u7684\u529f\u80fd\u548c\u5b9e\u73b0\u65b9\u5f0f\u3002\u4f8b\u5982\uff0c\u8bbe\u5907\u53ef\u4ee5\u652f\u6301\u4e0d\u540c\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u5236\u9020\u5546\u5fc5\u987b\u660e\u786e\u6807\u660e\u7279\u5b9a\u63a5\u53e3\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n
\u53e6\u4e00\u65b9\u9762\uff0cThunderbolt \u662f\u4e00\u5957\u5b9a\u4e49\u66f4\u4e3a\u660e\u786e\u7684\u529f\u80fd\u96c6\uff0c\u5e76\u7ecf\u8fc7\u82f1\u7279\u5c14\u8ba4\u8bc1\u3002\u56e0\u6b64\uff0c\u4f7f\u7528\u7ecf\u8fc7\u8ba4\u8bc1\u7684 Thunderbolt \u63a5\u53e3\uff0c\u7528\u6237\u901a\u5e38\u53ef\u4ee5\u83b7\u5f97\u66f4\u53ef\u9884\u6d4b\u7684\u6570\u636e\u3001\u89c6\u9891\u548c PCIe \u8fde\u63a5\u7ec4\u5408\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff0cThunderbolt 4 \u7684\u6700\u5927\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e3a 40 Gbps\uff0c\u4f46\u82f1\u7279\u5c14\u4e5f\u5bf9\u67d0\u4e9b\u63a5\u53e3\u7684\u6027\u80fd\u8bbe\u5b9a\u4e86\u6700\u4f4e\u8981\u6c42\u3002Thunderbolt 5 \u5219\u5927\u5e45\u63d0\u5347\u4e86\u8fd9\u4e00\u6807\u51c6\u3002\u5b83\u63d0\u4f9b 80 Gbps \u7684\u53cc\u5411\u5e26\u5bbd\uff0c\u5bf9\u4e8e\u9ad8\u8981\u6c42\u7684\u89c6\u9891\u6d41\u91cf\uff0c\u5e26\u5bbd\u52a0\u901f (Bandwidth Boost) \u6280\u672f\u53ef\u4ee5\u5c06\u4e09\u4e2a\u8fde\u63a5\u901a\u9053\u5b9a\u5411\u5230\u4e00\u4e2a\u65b9\u5411\uff0c\u4ece\u800c\u5b9e\u73b0\u5355\u5411\u9ad8\u8fbe 120 Gbps \u548c\u53cc\u5411 40 Gbps \u7684\u4f20\u8f93\u901f\u7387\u3002Thunderbolt 5 \u8fd8\u57fa\u4e8e USB 4.0 v2\u3001DisplayPort 2.1 \u548c PCIe Gen 4\u3002<\/p>\n\n\n\n
\u6709\u8da3\u7684\u662f\uff0cUSB4 \u7684\u53d1\u5c55\u4e5f\u8fbe\u5230\u4e86\u975e\u5e38\u76f8\u4f3c\u7684\u6c34\u5e73\u3002USB4 2.0 \u7248\u672c\u652f\u6301 80 Gb\/s \u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u5176\u67b6\u6784\u652f\u6301\u975e\u5e38\u7075\u6d3b\u7684\u6570\u636e\u548c\u663e\u793a\u5e26\u5bbd\u5206\u914d\u3002<\/p>\n\n\n\n
\u6700\u597d\u7684USB\u8bbe\u5907\u672a\u5fc5\u662f\u6700\u65b0\u6b3e\u7684\u3002<\/strong><\/h3>\n\n\n\nUSB \u7684\u4e00\u5927\u4f18\u52bf\u5728\u4e8e\uff0c\u65b0\u4e00\u4ee3\u63a5\u53e3\u5e76\u4e0d\u610f\u5473\u7740\u65e7\u6b3e\u5c31\u5b8c\u5168\u6ca1\u7528\u4e86\u3002\u5bf9\u4e8e\u952e\u76d8\u6765\u8bf4\uff0cUSB 2.0 \u4ecd\u7136\u8db3\u591f\u3002\u5bf9\u4e8e\u666e\u901a\u7684\u5916\u90e8\u56fa\u6001\u786c\u76d8 (SSD)\uff0cUSB 10Gbps \u901a\u5e38\u4e5f\u5b8c\u5168\u591f\u7528\u3002\u4f46\u5982\u679c\u4f60\u9700\u8981\u901a\u8fc7\u4e00\u4e2a\u6269\u5c55\u575e\u8fde\u63a5\u9ad8\u901f NVMe SSD\u3001\u591a\u4e2a\u663e\u793a\u5668\u4ee5\u53ca\u7f51\u7edc\uff0c\u90a3\u4e48 USB 4.0 40Gbps \u6216 80Gbps \u7684\u4f18\u52bf\u5c31\u663e\u800c\u6613\u89c1\u4e86\u3002<\/p>\n\n\n\n
USB\u5728\u8fd1\u4e09\u5341\u5e74\u95f4\u4ece1.5 Mbps\u53d1\u5c55\u523080 Gbps\uff0c\u4f46\u5b83\u6700\u5927\u7684\u6210\u5c31\u5e76\u975e\u4ec5\u4ec5\u5728\u4e8e\u901f\u5ea6\u3002\u5173\u952e\u5728\u4e8e\u5b83\u4f7f\u65b0\u4e00\u4ee3\u8bbe\u5907\u80fd\u591f\u4e0e\u65e7\u4e00\u4ee3\u8bbe\u5907\u4fdd\u6301\u826f\u597d\u7684\u8fde\u63a5\u3002<\/p>\n\n\n\n
\u5982\u679c\u8981\u9009\u51fa\u5f71\u54cd\u6700\u5927\u7684USB\u63a5\u53e3\uff0cUSB 2.0\u4f9d\u7136\u540d\u5217\u524d\u8305\u3002USB 3.0\u8ba9\u5916\u7f6e\u5b58\u50a8\u8bbe\u5907\u901f\u5ea6\u98de\u5feb\uff0c\u800cUSB 4.0\u5219\u5c06USB\u63a5\u53e3\u8f6c\u53d8\u4e3a\u5982\u4eca\u8fde\u63a5\u6570\u636e\u3001\u663e\u793a\u5668\u3001\u6269\u5c55\u575e\u548c\u7535\u6e90\u7684\u901a\u7528\u63a5\u53e3\u3002<\/p>","protected":false},"excerpt":{"rendered":"
Toda pod enakim logotipom USB se danes skrivajo povezave, katerih zmogljivost se lahko razlikuje tudi za ve\u010d razredov. USB 2.0 dose\u017ee hitrost najve\u010d 480 Mb\/s, najnovej\u0161i USB4 pa lahko podatke prena\u0161a z 80 Gb\/s in v posebni asimetri\u010dni konfiguraciji nameni eni smeri celo do 120 Gb\/s. Razvoj pa ni potekal enakomerno. Nekatere generacije so uporabnikom […]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[32,4,16,12],"tags":[1200,712],"class_list":["post-8324","post","type-post","status-publish","format-standard","hentry","category-komponente","category-racunalnistvo-telefonija","category-oprema","category-triki-nasveti","tag-usb-vmesnik","tag-usb-c"],"acf":{"subtitle":"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Priklju\u010dimo tipkovnico, telefon, zunanji SSD ali priklopno postajo in pri\u010dakujemo, da bo naprava preprosto delovala. ","heading":"","summary":"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Kako pa se standardi med seboj razlikujejo?","thumbnail_small":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2026\/09\/lucian-alexe-yh0UtueiZ-I-unsplash-560x315.jpg","thumbnail_large":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2026\/09\/lucian-alexe-yh0UtueiZ-I-unsplash-1024x769.jpg","thumbnail_caption":"","gallery":"","video_gallery":null,"author":"Avtor: Peter \u010cebron","links":null,"sources":null,"skip_language":[]},"yoast_head":"\n
Vas begajo USB specifikacije? - Ra\u010dunalni\u0161ke novice<\/title>\n<meta name=\"description\" content=\"USB je eden tistih standardov, ki ga ve\u010dina uporablja vsak dan, ne da bi o njem posebej razmi\u0161ljala. Kako pa se standardi med seboj razlikujejo?\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/viva.racunalniske-novice.com\/zh\/wp-json\/wp\/v2\/posts\/8324\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vas begajo USB specifikacije? - Ra\u010dunalni\u0161ke novice\" \/>\n<meta property=\"og:description\" content=\"Toda pod enakim logotipom USB se danes skrivajo povezave, katerih zmogljivost se lahko razlikuje tudi za ve\u010d razredov. USB 2.0 dose\u017ee hitrost najve\u010d 480 Mb\/s, najnovej\u0161i USB4 pa lahko podatke prena\u0161a z 80 Gb\/s in v posebni asimetri\u010dni konfiguraciji nameni eni smeri celo do 120 Gb\/s. Razvoj pa ni potekal enakomerno. 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\u5982\u4eca\uff0cUSB4 \u548c Thunderbolt \u7684\u8054\u7cfb\u5982\u6b64\u7d27\u5bc6\uff0c\u4ee5\u81f3\u4e8e\u5f88\u5bb9\u6613\u5c06\u5b83\u4eec\u6df7\u6dc6\u3002\u82f1\u7279\u5c14\u8d21\u732e\u4e86 Thunderbolt \u534f\u8bae\u89c4\u8303\uff0c\u4f5c\u4e3a USB4 \u5f00\u53d1\u7684\u57fa\u7840\u4e4b\u4e00\uff0c\u56e0\u6b64 USB4 \u4f7f\u7528\u4e86\u975e\u5e38\u76f8\u4f3c\u7684\u67b6\u6784\uff0c\u5e76\u4e14\u53ef\u4ee5\u901a\u8fc7\u5355\u4e2a\u8fde\u63a5\u4f20\u8f93\u591a\u79cd\u7c7b\u578b\u7684\u6570\u636e\uff0c\u5305\u62ec USB \u6570\u636e\u3001DisplayPort \u548c PCI Express \u6570\u636e\u3002<\/p>\n\n\n\n
\u4f46 USB4 \u548c Thunderbolt \u5e76\u975e\u540c\u4e00\u8ba4\u8bc1\u3002\u6700\u5927\u7684\u533a\u522b\u5728\u4e8e\u7279\u5b9a\u6807\u7b7e\u5b9e\u9645\u4fdd\u8bc1\u7684\u529f\u80fd\u8303\u56f4\u3002USB4 \u662f\u4e00\u79cd\u6807\u51c6\uff0c\u5177\u6709\u4e0d\u540c\u7684\u529f\u80fd\u548c\u5b9e\u73b0\u65b9\u5f0f\u3002\u4f8b\u5982\uff0c\u8bbe\u5907\u53ef\u4ee5\u652f\u6301\u4e0d\u540c\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387\uff0c\u5236\u9020\u5546\u5fc5\u987b\u660e\u786e\u6807\u660e\u7279\u5b9a\u63a5\u53e3\u7684\u529f\u80fd\u3002<\/p>\n\n\n\n
\u53e6\u4e00\u65b9\u9762\uff0cThunderbolt \u662f\u4e00\u5957\u5b9a\u4e49\u66f4\u4e3a\u660e\u786e\u7684\u529f\u80fd\u96c6\uff0c\u5e76\u7ecf\u8fc7\u82f1\u7279\u5c14\u8ba4\u8bc1\u3002\u56e0\u6b64\uff0c\u4f7f\u7528\u7ecf\u8fc7\u8ba4\u8bc1\u7684 Thunderbolt \u63a5\u53e3\uff0c\u7528\u6237\u901a\u5e38\u53ef\u4ee5\u83b7\u5f97\u66f4\u53ef\u9884\u6d4b\u7684\u6570\u636e\u3001\u89c6\u9891\u548c PCIe \u8fde\u63a5\u7ec4\u5408\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff0cThunderbolt 4 \u7684\u6700\u5927\u6570\u636e\u4f20\u8f93\u901f\u7387\u4e3a 40 Gbps\uff0c\u4f46\u82f1\u7279\u5c14\u4e5f\u5bf9\u67d0\u4e9b\u63a5\u53e3\u7684\u6027\u80fd\u8bbe\u5b9a\u4e86\u6700\u4f4e\u8981\u6c42\u3002Thunderbolt 5 \u5219\u5927\u5e45\u63d0\u5347\u4e86\u8fd9\u4e00\u6807\u51c6\u3002\u5b83\u63d0\u4f9b 80 Gbps \u7684\u53cc\u5411\u5e26\u5bbd\uff0c\u5bf9\u4e8e\u9ad8\u8981\u6c42\u7684\u89c6\u9891\u6d41\u91cf\uff0c\u5e26\u5bbd\u52a0\u901f (Bandwidth Boost) \u6280\u672f\u53ef\u4ee5\u5c06\u4e09\u4e2a\u8fde\u63a5\u901a\u9053\u5b9a\u5411\u5230\u4e00\u4e2a\u65b9\u5411\uff0c\u4ece\u800c\u5b9e\u73b0\u5355\u5411\u9ad8\u8fbe 120 Gbps \u548c\u53cc\u5411 40 Gbps \u7684\u4f20\u8f93\u901f\u7387\u3002Thunderbolt 5 \u8fd8\u57fa\u4e8e USB 4.0 v2\u3001DisplayPort 2.1 \u548c PCIe Gen 4\u3002<\/p>\n\n\n\n
\u6709\u8da3\u7684\u662f\uff0cUSB4 \u7684\u53d1\u5c55\u4e5f\u8fbe\u5230\u4e86\u975e\u5e38\u76f8\u4f3c\u7684\u6c34\u5e73\u3002USB4 2.0 \u7248\u672c\u652f\u6301 80 Gb\/s \u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u5176\u67b6\u6784\u652f\u6301\u975e\u5e38\u7075\u6d3b\u7684\u6570\u636e\u548c\u663e\u793a\u5e26\u5bbd\u5206\u914d\u3002<\/p>\n\n\n\n