{"id":83895,"date":"2023-06-06T10:28:05","date_gmt":"2023-06-06T02:28:05","guid":{"rendered":"http:\/\/www.homejamesfinance.com\/?p=83895"},"modified":"2024-03-19T09:58:56","modified_gmt":"2024-03-19T01:58:56","slug":"%e5%bf%ab%e9%80%9f%e8%ae%a4%e8%af%86%e8%8b%b1%e4%bc%9f%e8%be%be%e7%9a%84gpu-cpu%e8%b6%85%e7%ba%a7%e8%8a%af%e7%89%87grace-hopper","status":"publish","type":"post","link":"https:\/\/www.homejamesfinance.com\/p\/83895.html","title":{"rendered":"\u5feb\u901f\u8ba4\u8bc6\u82f1\u4f1f\u8fbe\u7684GPU-CPU\u8d85\u7ea7\u82af\u7247Grace Hopper"},"content":{"rendered":"\n

\u6700\u8fd1\uff0c\u82f1\u4f1f\u8fbe\u53d1\u5e03\u4e86\u8bb8\u591a\u4e2a\u4e1c\u897f\uff0c\u5176\u4e2d\u6709\u4e00\u4e2a\u53ebGPU-CPU Superchip\u7684\u4e1c\u897f\u8fd8\u662f\u633a\u8ba9\u4eba\u773c\u524d\u4e00\u4eae\u7684\uff0c\u4eae\u5230\u5feb\u778e\u4e86\u7684\u90a3\u79cd\u4eae\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

GPU-CPU Superchip\u628aCPU\u548cGPU\u653e\u5230\u4e86\u4e00\u5757\u7535\u8def\u677f\u4e0a\uff0c\u4e0a\u4e00\u6b21CPU\u548cGPU\u8d70\u8fd9\u4e48\u8fd1\u7684\u65f6\u5019\uff0c\u8fd8\u662f\u96c6\u6210\u663e\u5361\u201c\u5bc4\u751f\u201d\u5728CPU\u65f6\u5019\u3002<\/p>\n\n\n\n

\u8089\u773c\u53ef\u89c1\u7684\u662f\uff0c\u53f3\u4fa7\u5e94\u8be5\u662fHopper GPU\u82af\u7247\uff0c\u5468\u56f4\u51e0\u4e2a\u770b\u7740\u50cf\u662f\u663e\u5b58\u9897\u7c92\u3002\u5de6\u4fa7\u5e94\u8be5\u662fGrace CPU\uff0c\u5468\u56f4\u6709\u5f88\u591a\u50cf\u4f9b\u7535\u5355\u5143\u4e00\u6837\u7684\u4e1c\u897f\u3002<\/p>\n\n\n\n

Grace CPU\u662f\u82f1\u4f1f\u8fbe\u7684\u7b2c\u4e00\u4e2a\u6570\u636e\u4e2d\u5fc3CPU\uff0c\u62e5\u6709\u6700\u591a72\u4e2aArm Neoverse V2\u6838\u5fc3\uff0c\u652f\u6301\u6700\u591a512GB\u7684LPDDR5X\u5185\u5b58\uff0c\u6bcf\u4e2aCPU\u7684\u5185\u5b58\u5e26\u5bbd\u53ef\u8fbe546GB\/s\u3002<\/p>\n\n\n\n

Hopper\u662f\u82f1\u4f1f\u8fbe\u7b2c\u4e5d\u4ee3\u6570\u636e\u4e2d\u5fc3GPU\uff0c\u4e3b\u8981\u9762\u5411\u5927\u89c4\u6a21AI\u548cHPC\u5e94\u7528\uff0c\u76f8\u8f83\u4e8e\u4e0a\u4e00\u4ee3Ampere \u6709\u5f88\u591a\u63d0\u5347\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Grace\u548cHopper\u4e4b\u95f4\u901a\u8fc7\u4e00\u4e2a\u53ebNVLink Chip-2-Chip(C2C)\u7684\u4e92\u8054\u6280\u672f\u8fde\u5728\u4e86\u4e00\u8d77\uff0c\u63d0\u4f9b\u9ad8\u8fbe900 GB\/s\u7684\u603b\u5e26\u5bbd\uff08\u5355\u5411\u662f450GB\/s\uff09\uff0c\u662fx16\u7684PCIe Gen5\u76847\u500d\uff0c\u53ef\u4ee5\u4e3a\u4e24\u4e2a\u82af\u7247\u63d0\u4f9b\u5185\u5b58\u4e00\u81f4\u6027\u3001\u9ad8\u5e26\u5bbd\u548c\u4f4e\u5ef6\u8fdf\u7684\u901a\u4fe1\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u82f1\u4f1f\u8fbe\u5728\u6587\u6863\u91cc\u5199\u9053\uff0cNVLink C2C\u6240\u63d0\u4f9b\u7684\u5185\u5b58\u4e00\u81f4\u6027\u4f18\u52bf\uff0c\u53ef\u4ee5\u63d0\u9ad8\u5f00\u53d1\u8005\u7684\u751f\u4ea7\u529b\uff0c\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\uff0c\u53ef\u4ee5\u63d0\u9ad8GPU\u7684\u53ef\u8bbf\u95ee\u7684\u5185\u5b58\u5bb9\u91cf\u3002<\/p>\n\n\n\n

\u6240\u8c13\u63d0\u9ad8\u751f\u4ea7\u529b\uff0c\u662f\u6307\u5728NVLink C2C\u7684\u5e2e\u52a9\u4e0b\uff0cCPU\u548cGPU\u73b0\u5728\u53ef\u4ee5\u540c\u65f6\u4e14\u900f\u660e\u5730\u8bbf\u95ee\u5bf9\u65b9\u7684\u5185\u5b58\uff0c\u8fd9\u4f7f\u5f97\u5f00\u53d1\u8005\u53ef\u4ee5\u4e13\u6ce8\u4e8e\u7b97\u6cd5\u8bbe\u8ba1\uff0c\u800c\u4e0d\u7528\u82b1\u65f6\u95f4\u505a\u5185\u5b58\u7ba1\u7406\u3002<\/p>\n\n\n\n

NVLink C2C\u6240\u63d0\u4f9b\u7684\u5185\u5b58\u4e00\u81f4\u6027\uff0c\u5141\u8bb8\u5f00\u53d1\u8005\u53ea\u4f20\u8f93\u4ed6\u4eec\u9700\u8981\u7684\u6570\u636e\uff0c\u800c\u4e0d\u9700\u8981\u628a\u6574\u4e2a\u9875\u9762\u6570\u636e\u8fc1\u79fb\u5230GPU\u6216\u4eceGPU\u8fc1\u51fa\u3002<\/p>\n\n\n\n

\u8fd9\u91cc\u63d0\u4f9b\u7684\u5185\u5b58\u4e00\u81f4\u6027\uff0c\u8fd8\u652f\u6301\u901a\u8fc7CPU\u548cGPU\u7684\u539f\u5b50\u64cd\u4f5c\uff0c\u6765\u5b9e\u73b0GPU\u548cCPU\u7ebf\u7a0b\u4e4b\u95f4\u7684\u8f7b\u91cf\u7ea7\u540c\u6b65\u539f\u8bed\uff0c\u65b9\u4fbf\u5f00\u53d1\u8005\u63a7\u5236\u591a\u4e2a\u7ebf\u7a0b\u4e4b\u95f4\u7684\u534f\u4f5c\u548c\u901a\u4fe1\u3002<\/p>\n\n\n\n

\u6b64\u5916\uff0c\u914d\u5408\u5730\u5740\u8f6c\u6362\u670d\u52a1\uff08ATS\uff09\uff0cNVLink C2C\u53ef\u4ee5\u5229\u7528NVIDIA Hopper DMA\u5f15\u64ce\uff0c\u6765\u5feb\u901f\u5730\u5728\u4e3b\u673a\u548c\u8bbe\u5907\u4e4b\u95f4\u4f20\u8f93\u5927\u91cf\u7684\u5185\u5b58\u6570\u636e\u3002<\/p>\n\n\n\n

\u5728NVLink C2C\u7684\u5e2e\u52a9\u4e0b\uff0c\u5e94\u7528\u7a0b\u5e8f\u53ef\u8bbf\u95ee\u7684\u5185\u5b58\u4e0d\u6b62GPU\u6240\u63d0\u4f9b\u768496GB\uff0c\u53ef\u7528\u7684\u8fd8\u6709\u6765\u81eaGrace CPU\u7684\u5185\u5b58\uff0c\u6bcf\u4e00\u4e2aGrace Hopper Superchip\u53ef\u63d0\u4f9b\u6700\u591a512GB\u7684LPDDR5X\u7684CPU\u5185\u5b58\u3002<\/p>\n\n\n\n

\u52a0\u8d77\u6765\u5c31\u662f512+96=608GB!<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u53e6\u5916\uff0cNVLink C2C\u8fd8\u652f\u6301NVLink Switch System\uff0c\u8fd9\u4f7f\u5f97\u4e00\u5757Hopper GPU\u4e0d\u4ec5\u53ef\u4ee5\u8bbf\u95ee\u672c\u5730Grace CPU\u7684\u5185\u5b58\uff0c\u8fd8\u80fd\u900f\u8fc7\u4ea4\u6362\u673a\u8bbf\u95ee\u8fdc\u7aef\u7684Hopper GPU\u4ee5\u53ca\u8fdc\u7aef\u7684Grace CPU\u7684\u5185\u5b58\u3002<\/p>\n\n\n\n

\u4e5f\u5c31\u662f\u8bf4\uff0c\u6bcf\u4e00\u4e2aHopper GPU\u90fd\u53ef\u4ee5\u8bbf\u95ee\u96c6\u7fa4\u91cc\u7684\u6240\u6709\u5185\u5b58\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cNVLink Switch\u548cNVLink C2C\u7684\u5e26\u5bbd\u4e00\u6837\u662f900GB\/s\u7684\uff0c\u8fd9\u4e3a\u8de8\u8282\u70b9\u7684\u5185\u5b58\u8bbf\u95ee\u4e00\u81f4\u6027\u63d0\u4f9b\u4e86\u57fa\u7840\u3002<\/p>\n\n\n\n

\u7531\u4e8eNVLink\u53ef\u8fde\u63a5\u6700\u591a256\u5f20Grace Hopper Superchip\uff0c\u7b97\u4e0b\u6765\uff0c\u6700\u591a\u53ef\u4ee5\u8bbf\u95ee150TB\uff08256x608GB\uff09\u7684\u5185\u5b58\u3002<\/p>\n\n\n\n

\u603b\u4e4b\uff0cNVLink C2C\u80fd\u8ba9\u5e94\u7528\u7a0b\u5e8f\u80fd\u591f\u66f4\u5bb9\u6613\u5730\u76f4\u63a5\u8bfb\u53d6\u3001\u50a8\u5b58\u6570\u636e\uff0c\u66f4\u65b9\u4fbf\u5730\u8fdb\u884c\u539f\u5b50\u64cd\u4f5c\uff0c\u6709\u52a9\u4e8e\u5904\u7406\u66f4\u5927\u3001\u66f4\u590d\u6742\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n

Grace Hopper Superchip\u5c5e\u4e8e\u662f\u4e00\u79cd\u5f02\u6784\u52a0\u901f\u5e73\u53f0\uff0c\u9002\u7528\u4e8eHPC\u548cAI\u8d1f\u8f7d\uff0c\u5b83\u5bf9\u6280\u672f\u9886\u57df\u7684\u4e3b\u8981\u8d21\u732e\u662f\uff1a\u63d0\u4f9b\u4e86\u8fc4\u4eca\u4e3a\u6b62\u6700\u7b80\u5355\u3001\u6700\u9ad8\u6548\u7684\u5f02\u6784\u7f16\u7a0b\u6a21\u578b\uff0c\u4e3a\u89e3\u51b3\u590d\u6742\u95ee\u9898\u7684\u4eba\u63d0\u4f9b\u4e86\u4fbf\u5229\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u4e0a\u56fe\u5c55\u793a\u7684\u662f\u57fa\u4e8eGrace Hopper Superchip\u7684\u4e00\u4e2aHGX Grace Hopper Superchip\u8282\u70b9\uff0c\u5355\u8282\u70b9\u7684TDP\u9ad8\u8fbe1000\u74e6\uff0c\u98ce\u51b7\u6563\u70ed\u548c\u6c34\u51b7\u6563\u70ed\u90fd\u884c\u3002<\/p>\n\n\n\n

\u8fd9\u4e48\u4e00\u4e2a\u4e1c\u897f\u8981\u600e\u4e48\u7528\u5462\uff1f\u5927\u4f53\u4e0a\u6709\u4e24\u79cd\u7ec4\u7ec7\u5f62\u5f0f\uff1a<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u7b2c\u4e00\u79cd\u662f\u53ea\u7528InfiniBand\uff0c\u914d\u5408\u82f1\u4f1f\u8fbe\u7684Bluefield-3 DPU\uff0c\u672c\u8d28\u4e0a\u8fd8\u662f\u4f20\u7edf\u7684RDMA\u52a0\u901f\u7f51\u7edc\uff0c\u8fd9\u79cd\u9002\u5408\u6a2a\u5411\u6269\u5c55\u7684\u673a\u5668\u5b66\u4e60\u548c\u9ad8\u6027\u80fd\u8ba1\u7b97\u5de5\u4f5c\u8d1f\u8f7d\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u53e6\u4e00\u79cd\uff0c\u5728\u7528\u4e86InfiniBand\u7684\u57fa\u7840\u4e0a\uff0c\u8fd8\u5728\u663e\u5361\u90a3\u4e00\u5934\u7528NVLink Switch System\u628a\u663e\u5361\u8fde\u5728\u4e86\u4e00\u8d77\uff0c\u8fd9\u79cd\u8fde\u63a5256\u4e2aGrace Hopper Superchip\u7684\u5b8c\u5168\u4f53\u9002\u5408\u7528\u6765\u89e3\u51b3\u4e16\u754c\u4e0a\u89c4\u6a21\u6700\u5927\uff0c\u6700\u5177\u6311\u6218\u6027\u7684AI\u8bad\u7ec3\u548cHPC\u5de5\u4f5c\u8d1f\u8f7d\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u4e0a\u56fe\u5bf9\u6bd4\u4e86CPU+\u663e\u5361\u4f20\u7edf\u7ec4\u5408\uff0cGrace Hopper\u4e00\u4f53\u7684\u7ec4\u5408\u4ee5\u53ca\u914d\u4e0a\u4e86NVLink Switch\u7684Grace Hopper\u4e09\u8005\u4e4b\u95f4\u7684\u5bf9\u6bd4\u3002<\/p>\n\n\n\n

\u5bf9\u6bd4\u4e4b\u4e0b\uff0cCPU-GPU\u976016\u901a\u9053\u7684PCIe 5.0\u8fde\u63a5\u7684\u901f\u5ea6\u4e0e\u6709\u4e86NVLink C2C\u7684Grace Hopper\u76f8\u6bd4\u5b9e\u5728\u662f\u592a\u6162\u4e86\u3002<\/p>\n\n\n\n

\u800cGPU-GPU\u4e4b\u95f4\u901a\u8fc7InfiniBand\u7684\u4f20\u8f93\u901f\u5ea6\u8ddf\u57fa\u4e8eNVLink 4\u7684NVLink Switch\u76f8\u6bd4\uff0c\u4e5f\u5dee\u8ddd\u751a\u8fdc\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u4e0a\u56fe\u5c55\u793a\u4e86Grace Hopper\u4e0ex86\u5904\u7406\u5668\u52a0GPU\u4f20\u7edf\u7ec4\u5408\u7684\u6027\u80fd\u8868\u73b0\u5dee\u5f02\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u5f97\u76ca\u4e8eNVlink C2C\u7684\u52a0\u901f\u4f5c\u7528\uff0cCPU\u5230GPU\u7684\u901f\u5ea6\u66f4\u5feb\u4e86\uff0c\u81ea\u7136\u8bed\u8a00\u5904\u7406\uff08NLP\uff09\u573a\u666f\u7684\u5904\u7406\u65f6\u95f4\u7f29\u77ed\u4e864\u500d\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u5f97\u76ca\u4e8eNVlink C2C\u548cNVlink Switch\u7684\u52a0\u901f\u4f5c\u7528\uff0cCPU\u5230GPU\u7684\u901f\u5ea6\u66f4\u5feb\u4e86\uff0c\u4f7f\u5f97DLRM\u63a8\u8350\u7cfb\u7edf\u7684\u5904\u7406\u65f6\u95f4\u6709\u660e\u663e\u7f29\u77ed\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u5728\u56fe\u795e\u7ecf\u7f51\u7edc\u573a\u666f\u4e2d\uff0c\u5f97\u76ca\u4e8eNVlink C2C\u7684\u52a0\u901f\u4f5c\u7528\uff0cGrace Hopper\u7684\u6027\u80fd\u8868\u73b0\u4e5f\u5f88\u5f3a\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u8fd9\u5f20\u56fe\u663e\u793a\u7684\u662f\u7eafx86\u5904\u7406\u5668\u548c\u6709\u4e86GPU\u52a0\u901f\u4e4b\u540e\u7684\u5bf9\u6bd4\u60c5\u51b5\uff0c\u7531\u4e8eGPU-CPU\u4e4b\u95f4\u7684\u5e26\u5bbd\u9650\u5236\uff0cGPU\u7684\u63d0\u5347\u5f88\u6709\u9650\uff0c\u800c\u6709\u4e86Grace\u5904\u7406\u5668\u7684\u52a0\u901f\u548cNVLink C2C\u7684\u52a0\u901f\u6548\u679c\u4e4b\u540e\uff0c\u6027\u80fd\u63d0\u9ad8\u4e864.25\u500d\u3002<\/p>\n\n\n\n

\u770b\u5230\u8fd9\u91cc\uff0c\u5e94\u8be5\u5df2\u7ecf\u5927\u81f4\u611f\u53d7\u5230Grace Hopper SuperChip\u7684\u5389\u5bb3\u7684\u90e8\u5206\uff0c\u7531\u4e8e\u7b14\u8005\u5bf9\u8fd9\u4e9b\u4e13\u4e1a\u8f6f\u4ef6\u4e0d\u592a\u719f\uff0c\u4e5f\u5c31\u4e0d\u73b0\u5b66\u73b0\u5356\u4ecb\u7ecd\u4e86\u3002<\/p>\n\n\n\n

\u672c\u6587\u65e8\u5728\u81ea\u5df1\u5b66\u4e60\u8bb0\u5f55\u548c\u5e2e\u540c\u6837\u60f3\u4e86\u89e3Grace Hopper SuperChip\u5148\u7779\u4e3a\u5feb\uff0c\u60f3\u4e86\u89e3\u66f4\u591a\u7ec6\u8282\u7684\u670b\u53cb\u53ef\u4ee5\u76f4\u63a5\u770b\u539f\u6587\u6863\u3002<\/p>\n\n\n\n

https:\/\/resources.nvidia.com\/en-us-grace-cpu\/nvidia-grace-hopper<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

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