{"id":2178,"date":"2023-10-09T12:03:15","date_gmt":"2023-10-09T04:03:15","guid":{"rendered":"http:\/\/shlj-tec.com\/?p=2178"},"modified":"2023-10-09T12:03:15","modified_gmt":"2023-10-09T04:03:15","slug":"nvlink%e7%bb%84%e7%bd%91%e8%b6%85%e7%ba%a7%e9%9b%86%e7%be%a4","status":"publish","type":"post","link":"http:\/\/shlj-tec.com\/index.php\/2023\/10\/09\/nvlink%e7%bb%84%e7%bd%91%e8%b6%85%e7%ba%a7%e9%9b%86%e7%be%a4\/","title":{"rendered":"NVLink\u7ec4\u7f51\u8d85\u7ea7\u96c6\u7fa4"},"content":{"rendered":"<p><span class=\"rich_media_meta rich_media_meta_text\">\u76ca\u4f01\u7814\u7a76\u9662<\/span>\u00a0<span id=\"profileBt\" class=\"rich_media_meta rich_media_meta_nickname\"><a id=\"js_name\" class=\"wx_tap_link js_wx_tap_highlight weui-wa-hotarea\"><\/a>\u72d2\u8bdd\u591a(\u8f6c\u8f7d\uff09<\/span><\/p>\n<p>\u5728\u00a02023 \u5e74 5 \u6708\u5e95\u53ec\u5f00\u7684 COMPUTEX \u4e0a\uff0c\u82f1\u4f1f\u8fbe\uff08NVIDIA\uff09\u516c\u5e03\u4e86 256 \u4e2a Grace Hopper \u8d85\u7ea7\u82af\u7247\u7ec4\u6210\u7684\u96c6\u7fa4\uff0cGPU \u5185\u5b58\u603b\u91cf\u8fbe 144TB\u3002\u4ee5 GPT \u4e3a\u4ee3\u8868\u7684\u5927\u8bed\u8a00\u6a21\u578b\uff08Large Language Model\uff0cLLM\uff09\u5bf9\u663e\u5b58\u7684\u5bb9\u91cf\u9700\u6c42\u6781\u5176\u8feb\u5207\uff0c\u5de8\u91cf\u663e\u5b58\u5c06\u8fce\u5408\u5927\u6a21\u578b\u7684\u53d1\u5c55\u8d8b\u52bf\u3002\u90a3\u4e48\uff0c\u8fd9\u4e2a\u524d\u6240\u672a\u89c1\u7684\u5bb9\u91cf\u662f\u5982\u4f55\u8fbe\u6210\u7684\uff1f<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-2174 size-full\" src=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640.jpg\" alt=\"\" width=\"1080\" height=\"570\" srcset=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640.jpg 1080w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-300x158.jpg 300w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-1024x540.jpg 1024w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-768x405.jpg 768w\" sizes=\"(max-width: 1080px) 100vw, 1080px\" \/><\/p>\n<p>\u25b3 DGX A100\u00a0\u548c\u00a0DGX H100 256 SuperPOD\u00a0\u67b6\u6784<\/p>\n<p>NVLink4 Network \u662f\u4e00\u4e2a\u91cd\u5927\u521b\u65b0\uff0c\u8ba9 NVLink \u53ef\u4ee5\u6269\u5c55\u5230\u8282\u70b9\u4e4b\u5916\u3002\u901a\u8fc7 DGX A100 \u548c DGX H100 \u5404\u81ea\u6784\u5efa 256-GPU SuperPOD \u7684\u67b6\u6784\u56fe\uff0c\u53ef\u4ee5\u76f4\u89c2\u611f\u53d7\u5230 NVLink4 Networks \u7684\u7279\u70b9\u3002\u5728 DGX\u00a0A100 SuperPOD \u4e2d\uff0c\u6bcf\u4e2a DGX \u8282\u70b9\u7684 8-GPU \u662f\u901a\u8fc7 NVLink3 \u4e92\u8054\u7684\uff0c\u800c 32 \u4e2a\u8282\u70b9\u5219\u9700\u8981\u901a\u8fc7 HDR InfiniBand 200G \u7f51\u5361\u548c Quantum QM8790 \u4ea4\u6362\u673a\u4e92\u8054\u3002\u5728 DGX H100 SuperPOD \u4e2d\uff0c\u8282\u70b9\u5185\u90e8\u662f NVLink4 \u4e92\u8054 8-GPU\uff0c\u8282\u70b9\u4e4b\u95f4\u901a\u8fc7 NVLink4\u00a0Network \u4e92\u8054\uff0c\u5404\u8282\u70b9\u63a5\u5165\u79f0\u4e3a NVLink Switch \u7684\u8bbe\u5907\u3002<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-2175 size-full\" src=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640.png\" alt=\"\" width=\"512\" height=\"256\" srcset=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640.png 512w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-300x150.png 300w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-510x256.png 510w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/p>\n<p>\u25b3 HGX H100 8-GPU \u7684 NVLink-Network \u8fde\u63a5<\/p>\n<p>\u5728\u00a0NVIDIA \u63d0\u4f9b\u7684\u67b6\u6784\u4fe1\u606f\u4e2d\uff0cNVLink Network \u652f\u6301\u4e86 OSFP\uff08Octal\u00a0Small Form Factor Pluggable\uff09\u5149\u53e3\u3002\u8fd9\u4e5f\u7b26\u5408 NVIDIA \u5ba3\u79f0\u7684\u7ebf\u7f06\u957f\u5ea6\u4ece 5 \u7c73\u589e\u52a0\u81f3 20 \u7c73\u7684\u8bf4\u6cd5\u3002DGX H100 SuperPOD \u4f7f\u7528\u7684 NVLink Switch \u89c4\u683c\u4e3a\uff1a\u7aef\u53e3\u6570\u91cf 128 \u4e2a\uff0c32 \u4e2a OSFP \u7b3c\uff08cage\uff09\uff0c\u603b\u5e26\u5bbd 6.4TB\/s\u3002<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-2176 size-full\" src=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/1696823506328.png\" alt=\"\" width=\"1080\" height=\"1028\" srcset=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/1696823506328.png 1080w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/1696823506328-300x286.png 300w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/1696823506328-1024x975.png 1024w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/1696823506328-768x731.png 768w\" sizes=\"(max-width: 1080px) 100vw, 1080px\" \/><\/p>\n<p>\u25b3 DGX H100 SuperPOD \u8282\u70b9\u5185\u90e8\u7684\u7f51\u7edc\u67b6\u6784<\/p>\n<p>\u6bcf\u4e2a\u00a08-GPU \u8282\u70b9\u5185\u90e8\u6709 4 \u4e2a NVSwitch\uff0c\u5bf9\u4e8e DGX H100\u00a0SuperPOD\uff0c\u6bcf\u4e2a NVSwitch \u90fd\u901a\u8fc7 4 \u6216 5 \u6761 NVLink \u5bf9\u5916\u8fde\u63a5\u3002\u6bcf\u6761 NVLink \u662f 50GB\/s \u5e26\u5bbd\uff0c\u5bf9\u5e94\u4e00\u4e2a OSFP \u5219\u76f8\u5f53\u4e8e 400Gb\/s\uff0c\u662f\u975e\u5e38\u6210\u719f\u7684\u3002\u6bcf\u4e2a\u8282\u70b9\u603b\u5171\u9700\u8981\u8fde\u63a5 18 \u4e2a OSFP \u63a5\u53e3\uff0c32 \u4e2a\u8282\u70b9\u5171\u9700\u8981 576 \u4e2a\u8fde\u63a5\uff0c\u5bf9\u5e94 18 \u53f0 NVLink Switch\u3002<\/p>\n<p>DGX H100 \u4e5f\u53ef\u4ee5\uff08\u4ec5\uff09\u901a\u8fc7 InfiniBand \u4e92\u8054\uff0c\u53c2\u8003 DGX H100\u00a0BasePOD \u7684\u914d\u7f6e\uff0c\u5176\u4e2d\u7684 DGX H100 \u7cfb\u7edf\u914d\u7f6e\u4e86 8 \u4e2a H100\u3001\u53cc\u8def 56 \u6838\u7b2c\u56db\u4ee3\u82f1\u7279\u5c14\u81f3\u5f3a\u53ef\u6269\u5c55\u5904\u7406\u5668\u30012TB DDR5 \u5185\u5b58\uff0c\u642d\u914d\u4e86 4 \u5757 ConnectX-7 \u7f51\u5361\u2014\u2014\u5176\u4e2d 3 \u5757\u53cc\u7aef\u53e3\u5361\u4e3a\u7ba1\u7406\u548c\u5b58\u50a8\u670d\u52a1\uff0c\u8fd8\u6709\u4e00\u5757 4 OSFP \u53e3\u7684\u7528\u4e8e\u8ba1\u7b97\u7f51\u7edc\u3002<\/p>\n<p>\u56de\u5230\u00a0Grace Hooper \u8d85\u7ea7\u82af\u7247\uff0cNVIDIA \u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5316\u7684\u793a\u610f\u56fe\uff0c\u5176\u4e2d\u7684 Hooper GPU \u4e0a\u7684 18 \u6761 NVLink4 \u4e0e NVLink Switch \u76f8\u8fde\u3002NVLink Switch \u8fde\u63a5\u4e86\u201c\u4e24\u7ec4\u201d Grace Hopper \u8d85\u7ea7\u82af\u7247\u3002\u4efb\u4f55 GPU \u90fd\u53ef\u4ee5\u901a\u8fc7 NVLink-C2C \u548c NVLink Switch \u8bbf\u95ee\u7f51\u7edc\u5185\u5176\u4ed6 CPU\u3001GPU \u7684\u5185\u5b58\u3002<\/p>\n<p>NVLink4 Networks \u7684\u89c4\u6a21\u662f 256 \u4e2a GPU\u2014\u2014\u6ce8\u610f\uff0c \u662f GPU\uff0c \u800c\u4e0d\u662f\u8d85\u7ea7\u82af\u7247\uff0c\u56e0\u4e3a NVLink4 \u8fde\u63a5\u662f\u901a\u8fc7 H100 GPU \u63d0\u4f9b\u7684\u3002\u5bf9\u4e8e Grace Hopper \u8d85\u7ea7\u82af\u7247\uff0c\u8fd9\u4e2a\u96c6\u7fa4\u7684\u5185\u5b58\u4e0a\u9650\u5c31\u662f\uff1a\uff08480GB\u00a0\u5185\u5b58\u00a0+ 96GB \u663e\u5b58\uff09\u00d7 256 \u8282\u70b9 = 147456 GB\uff0c\u5373 144 TB\u7684\u89c4\u6a21\u3002\u5047\u5982 NVIDIA \u63a8\u51fa\u4e86 GTC2022 \u4e2d\u63d0\u5230\u7684 Grace + 2 Hopper\uff0c\u90a3\u4e48\uff0c\u6309\u7167 NVLink Switch \u7684\u63a5\u5165\u80fd\u529b\uff0c\u90a3\u5c31\u662f 128 \u4e2a Grace \u548c 256 \u4e2a Hopper\uff0c\u6574\u4e2a\u96c6\u7fa4\u7684\u5185\u5b58\u5bb9\u91cf\u5c06\u4e0b\u964d\u81f3\u7ea6 80 TB \u91cf\u7ea7\u3002<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-2171 size-full\" src=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-1.png\" alt=\"\" width=\"1080\" height=\"304\" srcset=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-1.png 1080w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-1-300x84.png 300w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-1-1024x288.png 1024w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-1-768x216.png 768w\" sizes=\"(max-width: 1080px) 100vw, 1080px\" \/><\/p>\n<p>\u25b3 Grace Hooper \u8d85\u7ea7\u82af\u7247\u4e4b\u95f4\u7684\u4e92\u8054<\/p>\n<p>\u5728\u00a0COMPUTEX 2023 \u671f\u95f4\uff0cNVIDIA \u5ba3\u5e03 Grace Hopper \u8d85\u7ea7\u82af\u7247\u5df2\u7ecf\u91cf\u4ea7\uff0c\u5e76\u53d1\u5e03\u4e86\u57fa\u4e8e\u6b64\u7684 DGX GH200 \u8d85\u7ea7\u8ba1\u7b97\u673a\u3002NVIDIA DGX\u00a0GH200 \u4f7f\u7528\u4e86 256 \u7ec4 Grace Hopper \u8d85\u7ea7\u82af\u7247\uff0c\u4ee5\u53ca NVLink \u4e92\u8054\uff0c\u6574\u4e2a\u96c6\u7fa4\u63d0\u4f9b\u9ad8\u8fbe 144TB \u7684\u53ef\u5171\u4eab\u7684\u201c\u663e\u5b58\u201d\uff0c\u4ee5\u6ee1\u8db3\u8d85\u5927\u6a21\u578b\u7684\u9700\u6c42\u3002<\/p>\n<p>\u5148\u5217\u51e0\u4e2a\u6570\u5b57\u6765\u611f\u53d7\u4e00\u4e0b\uff0cNVIDIA \u4ee5\u4e00\u5df1\u4e4b\u529b\u6253\u9020\u7684E\u7ea7\u8d85\u7b97\u7cfb\u7edf\u3002<\/p>\n<p><strong>\u7b97\u529b\uff1a1 Exa Flops (FP8)<\/strong><\/p>\n<p><strong>\u5149\u7ea4\u603b\u957f\u5ea6\uff1a150 \u82f1\u91cc<\/strong><\/p>\n<p><strong>\u98ce\u6247\u6570\u91cf\uff1a2112 \u4e2a\u00a0(60mm)<\/strong><\/p>\n<p><strong>\u98ce\u91cf\uff1a7 \u4e07\u7acb\u65b9\u82f1\u5c3a\/\u5206\u949f\u00a0(CFM)<\/strong><\/p>\n<p><strong>\u91cd\u91cf\uff1a4 \u4e07\u78c5<\/strong><\/p>\n<p><strong>\u663e\u5b58\uff1a144 TB<\/strong><\/p>\n<p><strong>NVLink\u5e26\u5bbd\uff1a230 TB\/s<\/strong><\/p>\n<p>\u4ece150\u82f1\u91cc\u7684\u5149\u7ea4\u957f\u5ea6\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u611f\u53d7\u5176\u7f51\u7edc\u590d\u6742\u5ea6\u3002\u8fd9\u4e2a\u96c6\u7fa4\u7684\u6574\u4f53\u7f51\u7edc\u8d44\u6e90\u5982\u4e0b\uff1a<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-2170 size-full\" src=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-2.png\" alt=\"\" width=\"576\" height=\"345\" srcset=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-2.png 576w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-2-300x180.png 300w\" sizes=\"(max-width: 576px) 100vw, 576px\" \/><\/p>\n<p>\u7531\u4e8e\u00a0Grace Hopper \u82af\u7247\u4e0a\u53ea\u6709 CPU \u548c GPU \u5404\u4e00\uff0cGPU \u6570\u91cf\u8fdc\u5c11\u4e8e DGX H100\uff0c\u540c\u6837\u8fbe\u5230 256 \u4e2a GPU \u6240\u9700\u7684\u8282\u70b9\u6570\u5927\u4e3a\u589e\u52a0\uff0c\u5bfc\u81f4 NVLink Network \u7684\u67b6\u6784\u590d\u6742\u5f88\u591a\uff1a<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-2172 size-full\" src=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-3.png\" alt=\"\" width=\"960\" height=\"540\" srcset=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-3.png 960w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-3-300x169.png 300w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-3-768x432.png 768w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-3-528x297.png 528w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/p>\n<p>GH200 \u7684\u6bcf\u4e2a\u8282\u70b9\u6709 3 \u7ec4 NVLink \u5bf9\u5916\u8fde\u63a5\uff0c\u6bcf\u4e2a NVLink Switch \u8fde\u63a5 8 \u4e2a\u8282\u70b9\u3002256 \u4e2a\u8282\u70b9\u603b\u5171\u5206\u4e3a 32 \u7ec4\uff0c\u6bcf\u7ec4 8 \u4e2a\u8282\u70b9\u642d\u914d 3 \u53f0 L1 NVLink Switch\uff0c\u5171\u9700\u8981\u4f7f\u7528 96 \u53f0\u4ea4\u6362\u673a\u3002\u8fd9 32 \u7ec4\u7f51\u7edc\u8fd8\u8981\u901a\u8fc7 36 \u53f0 L2 NVLink Switch \u7ec4\u7ec7\u5728\u4e00\u8d77\u3002<\/p>\n<p>\u76f8\u6bd4\u00a0DGX H100 SuperPOD\uff0cGH200 \u7684\u8282\u70b9\u6570\u91cf\u5927\u5e45\u589e\u52a0\uff0cNVLink\u00a0Network \u7684\u590d\u6742\u5ea6\u660e\u663e\u63d0\u9ad8\u4e86\u3002\u4e8c\u8005\u7684\u5bf9\u6bd4\u5982\u4e0b\uff1a<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone wp-image-2173 size-full\" src=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-4.png\" alt=\"\" width=\"576\" height=\"219\" srcset=\"http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-4.png 576w, http:\/\/shlj-tec.com\/wp-content\/uploads\/2023\/10\/640-4-300x114.png 300w\" sizes=\"(max-width: 576px) 100vw, 576px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76ca\u4f01\u7814\u7a76\u9662\u00a0\u72d2\u8bdd\u591a(\u8f6c\u8f7d\uff09 \u5728\u00a02023 \u5e74 5 \u6708\u5e95\u53ec\u5f00\u7684 COMPUTEX \u4e0a\uff0c\u82f1\u4f1f\u8fbe\uff08NVIDIA\uff09\u516c\u5e03 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[82],"tags":[],"_links":{"self":[{"href":"http:\/\/shlj-tec.com\/index.php\/wp-json\/wp\/v2\/posts\/2178"}],"collection":[{"href":"http:\/\/shlj-tec.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/shlj-tec.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/shlj-tec.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/shlj-tec.com\/index.php\/wp-json\/wp\/v2\/comments?post=2178"}],"version-history":[{"count":1,"href":"http:\/\/shlj-tec.com\/index.php\/wp-json\/wp\/v2\/posts\/2178\/revisions"}],"predecessor-version":[{"id":2179,"href":"http:\/\/shlj-tec.com\/index.php\/wp-json\/wp\/v2\/posts\/2178\/revisions\/2179"}],"wp:attachment":[{"href":"http:\/\/shlj-tec.com\/index.php\/wp-json\/wp\/v2\/media?parent=2178"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/shlj-tec.com\/index.php\/wp-json\/wp\/v2\/categories?post=2178"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/shlj-tec.com\/index.php\/wp-json\/wp\/v2\/tags?post=2178"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}