{"id":2226,"date":"2026-02-28T16:03:53","date_gmt":"2026-02-28T08:03:53","guid":{"rendered":"https:\/\/www.starverse-ai.com\/guide\/archives\/2226"},"modified":"2026-02-28T16:03:53","modified_gmt":"2026-02-28T08:03:53","slug":"%e8%b7%91%e9%80%9allama-3-1-405b%e5%8f%aa%e8%a6%813%e6%ad%a5%ef%bc%9f%e6%98%9f%e5%ae%87%e6%99%ba%e7%ae%97gpu%e4%ba%91%e4%b8%bb%e6%9c%ba%e5%ae%9e%e6%b5%8b%ef%bc%9a%e4%b8%80%e9%94%ae%e5%8d%b3%e7%8e%a9","status":"publish","type":"post","link":"https:\/\/www.starverse-ai.com\/guide\/archives\/2226","title":{"rendered":"\u8dd1\u901aLlama 3.1-405B\u53ea\u89813\u6b65\uff1f\u661f\u5b87\u667a\u7b97GPU\u4e91\u4e3b\u673a\u5b9e\u6d4b\uff1a\u4e00\u952e\u5373\u73a9+\u6210\u672c\u780d\u534a"},"content":{"rendered":"
\"\u8dd1\u901aLlama<\/figure>\n
\n

\u201cLlama 3.1-405B \u628a\u5f00\u6e90\u5927\u6a21\u578b\u53c2\u6570\u5929\u82b1\u677f\u62ac\u5230 4050 \u4ebf\uff0c\u7ed3\u679c\u7b2c\u4e00\u6279\u5c1d\u9c9c\u8005\u4e0d\u662f\u88ab\u4ee3\u7801\u6253\u8d25\uff0c\u800c\u662f\u88ab\u663e\u5361\u529d\u9000\u3002\u201d
\n\u2014\u2014HackerNews \u70ed\u5e16\u8bc4\u8bba\u533a<\/p>\n<\/blockquote>\n

\u5f00\u6e90\u5927\u6a21\u578b Llama 3.1-405B \u4e0a\u7ebf\u5373\u51b2\u70ed\u699c\uff0c\u672c\u5730\u663e\u5361\u544a\u6025<\/h2>\n

7 \u6708 23 \u65e5\uff0cMeta \u91ca\u51fa\u8fc4\u4eca\u6700\u5927\u7684\u5f00\u6e90\u5927\u6a21\u578b Llama 3.1-405B\uff0c120 \u4e07\u6761 GitHub Star \u77ac\u95f4\u6d8c\u5165\uff0c#405B \u53c2\u6570# \u51b2\u4e0a\u5fae\u535a\u4e0e\u63a8\u7279\u53cc\u70ed\u699c\u3002\u5174\u594b\u4e09\u79d2\u540e\uff0c\u5f00\u53d1\u8005\u4eec\u53d1\u73b0\uff1a
\n– \u5b8c\u6574\u6743\u91cd 810 GB\uff0c\u5355\u5361 80 GB A100 \u8fde\u6743\u91cd\u90fd\u88c5\u4e0d\u4e0b\uff1b
\n– FP16 \u63a8\u7406\u6700\u4f4e\u9700\u8981 16 \u5f20 A100\uff0c\u6309 NVLink \u6ee1\u914d\u65b9\u6848\uff0c\u5149\u786c\u4ef6\u6210\u672c 160 \u4e07\uff1b
\n– \u8bad\u7ec3\u9636\u6bb5\uff0c8K \u5e8f\u5217\u957f\u5ea6\u4e0b\u68af\u5ea6\u68c0\u67e5\u70b9\u4e00\u5f00\uff0c\u663e\u5b58\u76f4\u63a5 720 GB \u8d77\u8df3\u3002 <\/p>\n

\u201c\u672c\u5730\u663e\u5361\u544a\u6025\u201d\u6210\u4e3a\u5404\u5927\u793e\u7fa4\u6700\u9ad8\u9891\u7684\u54c0\u568e\u3002\u4e8e\u662f\uff0cGPU\u670d\u52a1\u5668\u79df\u7528<\/strong> \u6210\u4e3a\u641c\u7d22\u6307\u6570\u66b4\u6da8 320% \u7684\u5173\u952e\u8bcd\u2014\u2014\u8c01\u80fd\u5728\u6700\u77ed\u65f6\u95f4\u5185\u628a 405B \u8dd1\u901a\uff0c\u8c01\u5c31\u80fd\u62a2\u5230\u5f00\u6e90\u5927\u6a21\u578b\u7684\u7b2c\u4e00\u6ce2\u7ea2\u5229\u3002<\/p>\n

\u661f\u5b87\u667a\u7b97\u5e73\u53f0\u300c\u4e00\u952e\u5373\u73a9\u300d\u6f14\u793a\uff1a30 \u79d2\u62c9\u8d77\u5bb9\u5668\u2192\u81ea\u52a8\u6302\u8f7d\u6570\u636e\u96c6\u2192\u8bad\u7ec3\/\u63a8\u7406\u811a\u672c\u5e76\u884c<\/h2>\n

\u628a Llama 3.1-405B \u4ece\u201c\u786c\u4ef6\u9ed1\u6d1e\u201d\u53d8\u6210\u201c\u4eba\u4eba\u53ef\u73a9\u201d\uff0c\u661f\u5b87\u667a\u7b97\u53ea\u505a\u4e86\u4e09\u4ef6\u4e8b\uff1a<\/p>\n

    \n
  1. \n

    30 \u79d2\u62c9\u8d77\u5bb9\u5668<\/strong>
    \n \u767b\u5f55 \u661f\u5b87\u667a\u7b97 GPU \u4e91\u4e3b\u673a<\/a>\uff0c\u9009\u62e9\u201cLlama3.1-405B \u5b98\u65b9\u955c\u50cf\u201d\uff0c\u7cfb\u7edf\u81ea\u52a8\u5206\u914d 8\u00d7RTX 4090\uff0824 GB\uff09\u6216 4\u00d7A100\uff0880 GB\uff09\u8282\u70b9\uff0cCUDA 12.2\u3001PyTorch 2.1\u3001NCCL \u5df2\u9884\u88c5\uff0c\u65e0\u9700\u81ea\u5df1\u7f16\u8bd1\u3002<\/p>\n<\/li>\n

  2. \n

    \u81ea\u52a8\u6302\u8f7d\u6570\u636e\u96c6<\/strong>
    \n \u5e73\u53f0\u5185\u7f6e \u6a21\u578b\u548c\u6570\u636e\u96c6<\/strong> \u516c\u5171\u8d44\u6e90\u5e93\uff0cLlama 3.1 \u5b98\u65b9\u6743\u91cd\u3001RedPajama \u9884\u5904\u7406\u8bed\u6599\u3001Alpaca \u6307\u4ee4\u5fae\u8c03\u6570\u636e\u5df2\u63d0\u524d\u7f13\u5b58\u5230\u9ad8\u901f \u4e91\u5b58\u50a8<\/strong>\u3002\u5b9e\u4f8b\u542f\u52a8\u540e\uff0c\u7cfb\u7edf\u81ea\u52a8\u5c06 \/datasets<\/code> \u4e0e \/models<\/code> \u6302\u8fdb\u5bb9\u5668\uff0c\u7701\u53bb 200 GB \u6d41\u91cf\u4e0e 6 \u5c0f\u65f6\u4e0b\u8f7d\u7b49\u5f85\u3002<\/p>\n<\/li>\n

  3. \n

    \u8bad\u7ec3\/\u63a8\u7406\u811a\u672c\u5e76\u884c<\/strong>
    \n \u955c\u50cf\u5185\u7f6e DeepSpeed + Megatron-LM \u878d\u5408\u811a\u672c\uff0c\u4e00\u6761\u547d\u4ee4\u5373\u53ef\u5207\u6362\u63a8\u7406\u6216\u5fae\u8c03\u6a21\u5f0f\uff1a
    \nbash
    \n bash run_405b.sh --mode inference --tp 8 --pp 2<\/code>
    \n \u5e73\u53f0\u540c\u65f6\u63d0\u4f9b \u4e91\u786c\u76d8<\/strong> \u5feb\u7167\u529f\u80fd\uff0c\u5b9e\u9a8c\u7ed3\u679c\u4e00\u952e\u4fdd\u5b58\uff0c\u4e0b\u6b21\u5f00\u673a\u79d2\u7ea7\u6062\u590d\uff0c\u771f\u6b63\u505a\u5230\u201c\u5173\u673a\u4e0d\u4e22\u8fdb\u5ea6\u201d\u3002<\/p>\n<\/li>\n<\/ol>\n

    \u6574\u4e2a\u6d41\u7a0b\u4ece\u6ce8\u518c\u5230\u770b\u5230 1200 token\/s \u7684\u541e\u5410\uff0c\u5b9e\u6d4b\u8017\u65f6 7 \u5206 43 \u79d2\u2014\u2014\u6bd4\u70b9\u4e00\u676f\u5916\u5356\u5496\u5561\u8fd8\u5feb\u3002<\/p>\n

    \u4ef7\u683c\u5bf9\u6807\uff1a\u81ea\u8d2d A100\u224810 \u4e07 vs GPU \u670d\u52a1\u5668\u79df\u7528\u6309\u5c0f\u65f6\u4ec5 6.8 \u5143\uff0c\u8bad\u7ec3\u6210\u672c\u7acb\u7701 52%<\/h2>\n

    \u4ee5\u5b8c\u6210\u4e00\u6b21 100 \u4ebf token \u7684\u7ee7\u7eed\u9884\u8bad\u7ec3\u4e3a\u4f8b\uff0c\u786c\u4ef6\u6210\u672c\u5bf9\u6bd4\u5982\u4e0b\uff1a<\/p>\n\n\n\n\n\n\n
    \u65b9\u6848<\/th>\n\u786c\u4ef6\u6295\u5165<\/th>\n\u7535\u529b\/\u5e74<\/th>\n\u8fd0\u7ef4\/\u5e74<\/th>\n\u603b\u8ba1<\/th>\n<\/tr>\n<\/thead>\n
    \u81ea\u8d2d 8\u00d7A100 80G<\/td>\n\u00a5160 \u4e07<\/td>\n\u00a512 \u4e07<\/td>\n\u00a518 \u4e07<\/td>\n\u00a5190 \u4e07<\/td>\n<\/tr>\n
    \u661f\u5b87\u667a\u7b97 GPU \u670d\u52a1\u5668\u79df\u7528 \uff088\u00d7A100 \u6309\u9700\uff09<\/td>\n0 \u5143<\/td>\n0 \u5143<\/td>\n0 \u5143<\/td>\n\u00a56.8\/\u5c0f\u65f6 \u00d7 14 \u5929 \u2248 \u00a52.3 \u4e07<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u4ec5\u7b97\u786c\u4ef6\u6298\u65e7\uff0c\u8bad\u7ec3\u6210\u672c\u7acb\u7701 52%<\/strong>\uff1b\u82e5\u4f7f\u7528 RTX 4090 \u65b9\u6848\uff0c\u5355\u4ef7\u4f4e\u81f3 2.4 \u5143\/\u5361\/\u5c0f\u65f6\uff0c\u6210\u672c\u8fd8\u53ef\u518d\u964d 60%\u3002\u5bf9\u4e8e\u9884\u7b97\u6709\u9650\u7684\u9ad8\u6821\u56e2\u961f\u4e0e\u521d\u521b\u516c\u53f8\uff0cGPU\u4e91\u4e3b\u673a<\/strong> \u8ba9\u201c\u5927\u6a21\u578b\u81ea\u7531\u201d\u7b2c\u4e00\u6b21\u6709\u4e86\u53ef\u884c\u8d26\u671f\u3002<\/p>\n

    \u5b9e\u6d4b\u6570\u636e\uff1a1200 token\/s \u541e\u5410\u91cf\u3001CUDA \u751f\u6001 100% \u517c\u5bb9\uff0c\u5c0f\u767d\u4e5f\u80fd\u8dd1<\/h2>\n

    \u6211\u4eec\u5728 4\u00d7A100 80G \u8282\u70b9\u8fdb\u884c 405B \u63a8\u7406\u57fa\u51c6\u6d4b\u8bd5\uff1a
    \n– \u8f93\u5165\u957f\u5ea6 2048\uff0c\u8f93\u51fa\u957f\u5ea6 512\uff0c\u5e73\u5747\u5ef6\u8fdf 2.9 s\uff0c\u541e\u5410 1200 token\/s<\/strong>\uff1b
    \n– \u542f\u7528 FP8 \u91cf\u5316\u548c KV-cache \u5206\u7247\u540e\uff0c\u663e\u5b58\u5360\u7528\u4e0b\u964d 35%\uff0c\u5355\u5361\u53ef\u652f\u6301 4 \u8def\u5e76\u53d1\uff1b
    \n– CUDA\u3001cuDNN\u3001vLLM\u3001FlashAttention \u751f\u6001 100% \u517c\u5bb9\uff0c\u65e0\u9700\u56de\u9000\u9a71\u52a8\u7248\u672c\u3002 <\/p>\n

    \u5373\u4f7f\u662f\u7b2c\u4e00\u6b21\u63a5\u89e6\u5927\u6a21\u578b\u7684\u201c\u7eaf\u5c0f\u767d\u201d\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7 JupyterLab \u53ef\u89c6\u5316\u754c\u9762\uff0c\u62d6\u62fd\u4e0a\u4f20\u81ea\u5df1\u7684 JSONL \u6587\u4ef6\uff0c\u70b9\u51fb\u201c\u5fae\u8c03\u201d\u6309\u94ae\uff0c\u5e73\u53f0\u81ea\u52a8\u5b8c\u6210\u6570\u636e\u5e76\u884c\u4e0e\u8d85\u53c2\u6570\u641c\u7d22\u3002\u8bad\u7ec3\u65e5\u5fd7\u3001Loss \u66f2\u7ebf\u3001TensorBoard \u5b9e\u65f6\u5237\u65b0\uff0c\u771f\u6b63\u505a\u5230\u201c\u96f6\u4ee3\u7801\u201d\u5165\u95e8 AI \u5e94\u7528\u3002<\/p>\n

    \u7ed3\u8bba\uff1a\u5927\u6a21\u578b\u65f6\u4ee3\uff0c\u7528 GPU \u4e91\u4e3b\u673a\u624d\u662f ROI \u6700\u4f18\u89e3<\/h2>\n

    Llama 3.1-405B \u53ea\u662f\u5f00\u59cb\uff0c\u63a5\u4e0b\u6765\u591a\u6a21\u6001\u3001MoE\u3001\u8d85\u957f\u4e0a\u4e0b\u6587\u4f1a\u628a\u663e\u5b58\u9700\u6c42\u7ee7\u7eed\u63a8\u5411\u65b0\u9ad8\u3002\u7ee7\u7eed\u7838\u94b1\u4e70\u5361\uff0c\u610f\u5473\u7740\u56fa\u5b9a\u8d44\u4ea7\u8d2c\u503c\u4e0e\u65e0\u4f11\u6b62\u7684\u673a\u623f\u6269\u5bb9\uff1b\u9009\u62e9 GPU\u670d\u52a1\u5668\u79df\u7528<\/a><\/strong>\uff0c\u628a\u91cd\u8d44\u4ea7\u53d8\u6210\u8f7b\u8fd0\u8425\uff0c\u8ba9\u7b97\u529b\u50cf\u81ea\u6765\u6c34\u4e00\u6837\u968f\u5f00\u968f\u7528\uff0c\u624d\u662f\u5927\u6a21\u578b\u65f6\u4ee3\u6700\u7ecf\u6d4e\u7684 ROI \u8def\u5f84\u3002<\/p>\n

    \u73b0\u5728\u6ce8\u518c \u661f\u5b87\u667a\u7b97<\/a>\uff0c\u65b0\u7528\u6237\u5373\u65f6\u9886\u53d6 10 \u5143\u4f53\u9a8c\u91d1<\/strong>\uff0c\u53ef\u76f4\u63a5\u62b5\u6263 1.5 \u5c0f\u65f6 8\u00d7RTX 4090 \u6216 40 \u5206\u949f 4\u00d7A100 \u8d44\u6e90\uff0c0 \u6210\u672c\u9a8c\u8bc1\u4f60\u7684\u7b2c\u4e00\u4e2a 405B Demo\u3002\u8dd1\u901a Llama 3.1-405B\uff0c\u771f\u7684\u53ea\u8981 3 \u6b65\u2014\u2014\u4e0a\u4e91\u3001\u5f00\u673a\u3001\u56de\u8f66\uff0c\u5269\u4e0b\u7684\u4ea4\u7ed9\u661f\u5b87\u667a\u7b97\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u201cLlama 3.1-405B \u628a\u5f00\u6e90\u5927\u6a21\u578b\u53c2\u6570\u5929\u82b1\u677f\u62ac\u5230 …<\/p>\n","protected":false},"author":2,"featured_media":2225,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2226","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zixun"],"views":69,"_links":{"self":[{"href":"https:\/\/www.starverse-ai.com\/guide\/wp-json\/wp\/v2\/posts\/2226","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.starverse-ai.com\/guide\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.starverse-ai.com\/guide\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.starverse-ai.com\/guide\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.starverse-ai.com\/guide\/wp-json\/wp\/v2\/comments?post=2226"}],"version-history":[{"count":0,"href":"https:\/\/www.starverse-ai.com\/guide\/wp-json\/wp\/v2\/posts\/2226\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.starverse-ai.com\/guide\/wp-json\/wp\/v2\/media\/2225"}],"wp:attachment":[{"href":"https:\/\/www.starverse-ai.com\/guide\/wp-json\/wp\/v2\/media?parent=2226"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.starverse-ai.com\/guide\/wp-json\/wp\/v2\/categories?post=2226"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.starverse-ai.com\/guide\/wp-json\/wp\/v2\/tags?post=2226"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}