{"id":86967,"date":"2026-07-29T14:40:45","date_gmt":"2026-07-29T06:40:45","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/86967.html"},"modified":"2026-07-29T14:40:45","modified_gmt":"2026-07-29T06:40:45","slug":"%ef%bc%88%e8%bd%ac%e8%87%aa%e6%9c%8d%e5%8a%a1%e5%99%a8bmc%e5%85%ac%e4%bc%97%e5%8f%b7%ef%bc%89%e6%9c%8d%e5%8a%a1%e5%99%a8bmc%e8%8a%af%e7%89%87%e7%9a%84%e5%8a%9f%e8%83%bd","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/86967.html","title":{"rendered":"\uff08\u8f6c\u81ea\u201c\u670d\u52a1\u5668BMC\u201d\u516c\u4f17\u53f7\uff09\u670d\u52a1\u5668BMC\u82af\u7247\u7684\u529f\u80fd\u2014\u2014PCIe\u63a5\u53e3"},"content":{"rendered":"<\/p>\n<p class=\"img-center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\u667a\u7b97\u5e95\u8f6f\u89c6\u89d2\u4e0b\u7684 PCIe\uff081\uff09\uff1aPCIe \u57fa\u7840\u77e5\u8bc6\" height=\"441\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260729064043-6a69a06b9c76f.jpg\" width=\"1003\" \/><\/p>\n<p>\u00a0 \u00a0\u6700\u8fd1\u6742\u4e8b\u6709\u70b9\u591a&#xff0c;\u62b1\u6b49\u516c\u4f17\u53f7\u6ca1\u6709\u66f4\u65b0\u3002\u4e0d\u8fc7\u8fd9\u6bb5\u65f6\u95f4\u4e5f\u770b\u5230\u4e86\u65b0BMC\u82af\u7247\u51fa\u6765&#xff0c;\u4e00\u5e74\u524d\u63d0\u5230\u7684\u201cL\u516c\u53f8\u201d\u3001\u201cS\u516c\u53f8\u201d\u90fd\u53d1\u5e03\u4e86\u81ea\u5df1\u7684\u82af\u7247&#xff0c;\u6700\u8fd1\u4e0a\u6d77\u597d\u50cf\u8fd8\u6709\u4e2aF\u516c\u53f8\u4e5f\u5f00\u59cb\u63a8\u51faRV\u505aBMC&#xff0c;\u6709\u4e86\u89e3\u7684\u53ef\u4ee5\u79c1\u4fe1\u8ba8\u8bba&#xff0c;\u8c22\u8c22&#xff01;\u6b22\u8fce\u66f4\u591a\u7684\u5927\u4f6c\u52a0\u5165BMC\u884c\u4e1a\u3002<\/p>\n<p>\u00a0 \u00a0\u4e2a\u4eba\u8fd8\u662f\u4e13\u6ce8\u6280\u672f\u65b9\u9762&#xff0c;\u6700\u8fd1\u5b66\u4e60\u4e86PCIe\u63a5\u53e3\u3002\u8bb0\u5f55\u4e0b\u81ea\u5b66\u7684\u5185\u5bb9&#xff0c;\u8bf7\u5404\u4f4d\u4e13\u5bb6\u6307\u6b63&#xff1a;<\/p>\n<p>\u00a0 \u00a0PCIe&#xff08;Peripheral Component Interconnect Express&#xff09;\u662f\u4e00\u79cd\u8ba1\u7b97\u673a\u603b\u7ebf\u6807\u51c6&#xff0c;\u7528\u4e8e\u8fde\u63a5\u8ba1\u7b97\u673a\u5185\u90e8\u7684\u5404\u79cd\u786c\u4ef6\u8bbe\u5907&#xff0c;\u5982\u56fe\u5f62\u5361\u3001\u6269\u5c55\u5361\u3001\u5b58\u50a8\u8bbe\u5907\u7b49\u7b49\u3002\u5b83\u662f1992\u5e74Intel\u53d1\u5e03\u7684PCI\u603b\u7ebf\u7684\u4e00\u79cd\u8fdb\u5316\u5f62\u5f0f&#xff0c;\u73b0\u5728\u57fa\u672c\u662f\u670d\u52a1\u5668\u91cc\u4f7f\u7528\u6700\u5e7f\u6cdb\u7684\u603b\u7ebf\u534f\u8bae\u4e4b\u4e00\u4e86\u3002<\/p>\n<li>\u65e9\u671f\u5960\u57fa&#xff08;2001 &#8211; 2003 \u5e74&#xff09;\n<p>\u00a0 \u00a0 2001 \u5e74 PCI\u534f\u4f1aPCI-SIG \u53ec\u96c6\u82f1\u7279\u5c14\u3001AMD \u7b49\u5382\u5546\u7b79\u5907 PCIe \u6807\u51c6&#xff0c;\u4ee5\u89e3\u51b3 PCI \u603b\u7ebf\u7684\u5e26\u5bbd\u74f6\u9888\u95ee\u9898\u30022003 \u5e74 PCIe 1.0 \u53d1\u5e03&#xff0c;\u91c7\u7528\u4e32\u884c\u70b9\u5bf9\u70b9\u67b6\u6784&#xff0c;\u6452\u5f03\u4f20\u7edf\u5171\u4eab\u603b\u7ebf\u6a21\u5f0f&#xff0c;\u6bcf\u901a\u9053\u901f\u7387\u8fbe 2.5GT\/s&#xff0c;\u642d\u914d 8b\/10b \u7f16\u7801&#xff0c;\u540c\u65f6\u652f\u6301\u70ed\u63d2\u62d4\u4e0e\u7075\u6d3b\u901a\u9053\u914d\u7f6e&#xff0c;\u5f00\u542f\u4e86\u603b\u7ebf\u4f20\u8f93\u7684\u65b0\u67b6\u6784\u3002<\/p>\n<\/li>\n<li>\u7a33\u6b65\u8fed\u4ee3&#xff08;2006 &#8211; 2014 \u5e74&#xff09;\n<p>\u00a0 \u00a0 2006 \u5e74 PCIe 2.0 \u63a8\u51fa&#xff0c;\u5c06\u901f\u7387\u63d0\u5347\u81f3 5GT\/s&#xff0c;\u5e26\u5bbd\u7ffb\u500d\u4e14\u4fdd\u6301\u5411\u540e\u517c\u5bb9&#xff0c;\u4f18\u5316\u4e86\u7535\u6e90\u7ba1\u7406\u30022010 \u5e74 PCIe 3.0 \u5b9e\u73b0\u5173\u952e\u7a81\u7834&#xff0c;\u901f\u7387\u8fbe 8GT\/s&#xff0c;\u6539\u7528 128b\/130b \u7f16\u7801&#xff0c;\u628a\u5e26\u5bbd\u5f00\u9500\u4ece 20% \u964d\u81f3 1.5%&#xff1b;2014 \u5e74\u7684 3.1 \u7248\u672c\u8fdb\u4e00\u6b65\u4f18\u5316\u7535\u6e90\u7ba1\u7406\u548c\u6027\u80fd&#xff0c;\u672a\u6539\u53d8\u6838\u5fc3\u4f20\u8f93\u80fd\u529b\u3002<\/p>\n<\/li>\n<li>\u9ad8\u901f\u666e\u53ca&#xff08;2017 &#8211; 2019 \u5e74&#xff09;\n<p>\u00a0 \u00a0 2017 \u5e74 PCIe 4.0 \u53d1\u5e03&#xff0c;\u901f\u7387\u7ffb\u500d\u81f3 16GT\/s&#xff0c;\u9002\u914d\u9ad8\u901f SSD \u548c\u663e\u5361\u3002\u56e0\u82f1\u7279\u5c14\u5e73\u53f0\u652f\u6301\u6ede\u540e&#xff0c;\u5176\u76f4\u81f3 2021 \u5e74\u624d\u8fdb\u5165\u4e3b\u6d41\u5e94\u7528\u30022019 \u5e74 PCIe 5.0 \u63a8\u51fa&#xff0c;\u901f\u7387\u8fbe 32GT\/s&#xff0c;\u65b0\u589e\u5747\u8861\u65c1\u8def\u6a21\u5f0f&#xff0c;\u53ef\u6ee1\u8db3\u6570\u636e\u4e2d\u5fc3 400G \u4ee5\u592a\u7f51\u548c AI \u8ba1\u7b97\u7684\u5e26\u5bbd\u9700\u6c42\u3002<\/p>\n<\/li>\n<li>\u6280\u672f\u8dc3\u8fc1&#xff08;2022 &#8211; 2025 \u5e74&#xff09;\n<p>\u00a0 \u00a02022 \u5e74 PCIe 6.0 \u91c7\u7528 PAM4 \u4fe1\u53f7\u548c FLIT \u7f16\u7801&#xff0c;\u901f\u7387\u8fbe 64GT\/s&#xff0c;\u8fd8\u52a0\u5165\u524d\u5411\u7ea0\u9519\u6280\u672f\u4fdd\u969c\u4f20\u8f93\u7a33\u5b9a\u30022025 \u5e74 6 \u6708 PCIe 7.0 \u89c4\u8303\u6b63\u5f0f\u5b98\u5ba3&#xff0c;\u901f\u7387\u98d9\u5347\u81f3 128GT\/s&#xff0c;\u6ee1\u914d x16 \u94fe\u8def\u53cc\u5411\u603b\u5e26\u5bbd\u63a5\u8fd1 484GB\/s&#xff0c;\u901a\u8fc7\u4f18\u5316\u7b26\u53f7\u901f\u7387\u7b49&#xff0c;\u9002\u914d AI\u3001\u81ea\u52a8\u9a7e\u9a76\u7b49\u6781\u81f4\u5e26\u5bbd\u573a\u666f\u3002<\/p>\n<\/li>\n<p class=\"img-center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\u56fe\u7247\" height=\"509\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260729064043-6a69a06bc417a.png\" width=\"830\" \/><\/p>\n<p>\u00a0 \u00a0\u4e00\u4e2aPCIe Fabric\u7531\u70b9\u5bf9\u70b9\u7684Link\u7ec4\u6210&#xff0c;\u7528\u4e8e\u8fde\u63a5\u4e00\u7ec4\u7ec4\u4ef6\u3002\u4e0b\u56fe\u5c55\u793a\u4e86\u4e00\u4e2a\u4f8b\u5b50PCIe Fabric\u7684\u62d3\u6251\u7ed3\u6784\u3002\u8fd9\u4e2a\u56fe\u5c55\u793a\u4e86\u4e00\u4e2a\u5355\u4e00\u7684PCIe Fabric\u5b9e\u4f8b&#xff0c;\u4e5f\u79f0\u4e3a\u5c42\u6b21\u7ed3\u6784&#xff0c;\u7531\u4e00\u4e2a\u6839\u590d\u6742\u5668&#xff08;Root Complex&#xff09;\u3001\u591a\u4e2a\u7aef\u70b9&#xff08;I\/O\u8bbe\u5907&#xff09;\u3001\u4e00\u4e2a\u4ea4\u6362\u673a\u548c\u4e00\u4e2aPCIe\u5230PCI\/PCI-X\u6865\u63a5\u5668\u7ec4\u6210&#xff0c;\u5b83\u4eec\u901a\u8fc7PCIe Link\u76f8\u4e92\u8fde\u63a5\u3002<\/p>\n<\/p>\n<p class=\"img-center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\u56fe\u7247\" height=\"647\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/07\/20260729064044-6a69a06c1690c.jpg\" width=\"890\" \/><\/p>\n<ul>\n<li>\n<p>RC&#xff08;Root Complex &#xff0c;\u6839\u590d\u5408\u4f53)&#xff1a;\u7cfb\u7edf\u7684\u6838\u5fc3\u548c\u7ba1\u7406\u5668&#xff1b;PCIe \u67b6\u6784\u7684\u6838\u5fc3\u67a2\u7ebd&#xff0c;\u8fde\u63a5 CPU\u3001\u5185\u5b58\u4e0e PCIe \u94fe\u8def&#xff1b;\u8d1f\u8d23\u5c06 CPU \u7684\u8bf7\u6c42\u8f6c\u6362\u4e3a PCIe \u4e8b\u52a1&#xff0c;\u7ba1\u7406\u6240\u6709 PCIe \u8bbe\u5907\u7684\u914d\u7f6e\u7a7a\u95f4&#xff0c;\u662f CPU \u4e0e\u5916\u8bbe\u901a\u4fe1\u7684\u6865\u6881\u3002<\/p>\n<\/li>\n<li>\n<p>Switch (\u4ea4\u6362\u5668)&#xff1a;\u6269\u5c55\u8fde\u63a5\u7684\u6838\u5fc3\u7ec4\u4ef6&#xff1b;\u6269\u5c55 PCIe \u94fe\u8def\u7aef\u53e3\u7684\u8bbe\u5907&#xff0c;\u62e5\u6709\u4e0a\u6e38\u7aef\u53e3&#xff08;\u8fde\u63a5\u6839\u8054\u5408\u4f53 \/ \u4e0a\u7ea7\u8bbe\u5907&#xff09;\u548c\u591a\u4e2a\u4e0b\u6e38\u7aef\u53e3&#xff08;\u8fde\u63a5\u5916\u8bbe \/ \u4e0b\u7ea7\u8bbe\u5907&#xff09;&#xff0c;\u5b9e\u73b0\u591a\u8bbe\u5907\u7684\u5e76\u884c\u4e92\u8054\u4e0e\u6570\u636e\u5305\u8def\u7531\u3002<\/p>\n<\/li>\n<li>\n<p>EP(Endpoint&#xff0c;\u7aef\u70b9\u8bbe\u5907)&#xff1a;\u529f\u80fd\u7684\u6700\u7ec8\u5b9e\u73b0\u8005&#xff1b;\u5982\u5404\u7c7b PCIe \u5916\u8bbe&#xff08;\u5982\u663e\u5361\u3001SSD\u3001\u7f51\u5361\u7b49&#xff09;&#xff0c;\u662f PCIe \u603b\u7ebf\u7684\u6570\u636e\u6536\u53d1\u7ec8\u7aef&#xff0c;\u53ef\u53d1\u8d77 \/ \u54cd\u5e94\u6570\u636e\u8bf7\u6c42&#xff0c;\u5b8c\u6210\u7279\u5b9a\u529f\u80fd&#xff08;\u5982\u6570\u636e\u5b58\u50a8\u3001\u7f51\u7edc\u901a\u4fe1&#xff09;\u3002<\/p>\n<\/li>\n<li>\n<p>Bridge (\u6865\u63a5\u5668)&#xff1a;\u4e0e\u5176\u5b83\u603b\u7ebf\u534f\u8bae\u7684\u8f6c\u6362\u5668&#xff1b;\u5b9e\u73b0 PCIe \u603b\u7ebf\u4e0e\u4f20\u7edf PCI\/PCI-X \u603b\u7ebf\u7684\u534f\u8bae\u8f6c\u6362&#xff0c;\u8ba9\u8001\u65e7\u7684 PCI\/PCI-X \u8bbe\u5907\u80fd\u63a5\u5165 PCIe \u7cfb\u7edf&#xff0c;\u4fdd\u969c\u517c\u5bb9\u6027\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u00a0 \u00a0\u00a0<\/p>\n<p>\u00a0 \u00a0 \u00a0 \u4f5c\u4e3a\u670d\u52a1\u5668\u4e2d\u7684\u5173\u952e\u82af\u7247\u4e4b\u4e00\u2014\u2014BMC&#xff0c;\u80af\u5b9a\u8981\u5305\u542bPCIe\u63a5\u53e3\u3002\u5f53\u524d\u7528\u9014\u6700\u591a\u7684\u662fPCIe EP\u63a5\u53e3&#xff0c;\u4e3b\u8981\u662f\u7528\u4e8e\u56fe\u5f62\u663e\u793a&#xff0c;\u8fd9\u91cc\u53ef\u4ee5\u7b80\u5355\u628aBMC\u5f53\u4f5c\u4e00\u4e2a\u5c0f\u663e\u5361\u7406\u89e3&#xff0c;\u65b9\u4fbf\u670d\u52a1\u5668\u4e0d\u7528\u518d\u5355\u72ec\u914d\u7f6e\u663e\u5361\u82af\u7247\u3002\u4e3b\u673a\u7aefCPU\u901a\u8fc7PCIe\u63a5\u53e3\u63d0\u4f9bOS\u7684\u56fe\u5f62\u663e\u793a\u6570\u636e&#xff08;\u6240\u4ee5\u8fd9\u91cc\u9700\u8981OS\u9a71\u52a8&#xff0c;\u5426\u5219\u65e0\u6cd5\u5b9e\u73b0\u9ad8\u5206\u8fa8\u7387\u56fe\u5f62\u663e\u793a&#xff09;\u3002\u5728BMC\u82af\u7247\u5185\u90e8&#xff0c;PCIe EP\u63a5\u53e3\u540e\u9762\u662fGraphic\u6a21\u5757&#xff0c;\u7528\u4e8e\u5904\u7406PCIe\u8fc7\u6765\u7684\u89c6\u9891\u6570\u636e\u3002\u5982\u679c\u82af\u7247\u5185\u90e8\u8fdb\u4e00\u6b65\u5904\u7406&#xff0c;\u5c31\u662fKVM\u529f\u80fd\u4e86&#xff0c;\u5b9e\u73b0\u8fdc\u7a0b\u53ef\u89c6\u5316\u8fd0\u7ef4\u3002\u4e0d\u8fc7\u4e5f\u4e0d\u662f\u6240\u6709\u7684\u573a\u666f\u90fd\u9700\u8981\u56fe\u5f62\u663e\u793a&#xff0c;\u4f8b\u5982\u4ea4\u6362\u673a\u3001\u8fb9\u7f18\u670d\u52a1\u5668\u7b49&#xff0c;PCIe\u63a5\u53e3\u5c31\u7701\u7565\u4e86&#xff0c;\u5c31\u662f\u4e2d\u56fd\u53f0\u6e7e\u516c\u53f8AST2x20\u4e4b\u7c7b\u7684\u3002<\/p>\n<p>\u00a0 \u00a0 \u9664\u4e86\u663e\u793a\u529f\u80fd&#xff0c;\u6b64BMC\u7684PCIe EP\u8fd8\u6709\u5176\u4ed6\u529f\u80fd&#xff08;Function&#xff09;\u2014\u2014\u9ad8\u901f\u6570\u636e\u4f20\u8f93&#xff0c;\u5982MCTP over PCIe\u7b49\u3002\u7b80\u5355\u8bf4\u5c31\u662f\u501f\u52a9 PCIe \u603b\u7ebfVDM&#xff08;Vendor Defined Messages&#xff09;\u4f20\u8f93 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