{"id":205191,"date":"2025-05-29T11:12:35","date_gmt":"2025-05-29T03:12:35","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205191\/"},"modified":"2025-05-29T11:12:35","modified_gmt":"2025-05-29T03:12:35","slug":"%e6%a8%a1%e5%9e%8b%e8%ae%ad%e7%bb%83-cpu-%e5%88%a9%e7%94%a8%e7%8e%87%e9%ab%98%ef%bc%8cgpu-%e5%88%a9%e7%94%a8%e7%8e%87%e4%bd%8e%e7%9a%84%e5%8e%9f%e5%9b%a0%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205191\/","title":{"rendered":"\u6a21\u578b\u8bad\u7ec3 CPU \u5229\u7528\u7387\u9ad8\uff0cGPU \u5229\u7528\u7387\u4f4e\u7684\u539f\u56e0\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

\u6a21\u578b\u8bad\u7ec3 CPU \u5229\u7528\u7387\u9ad8\uff0cGPU \u5229\u7528\u7387\u4f4e\u7684\u539f\u56e0\u662f\u4ec0\u4e48\uff1f<\/h1>\n

\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u90fd\u6253\u5f00\u8fd9\u7bc7\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\uff0c\u5b66\u4e0b\u53bb\u5427\uff01\u672c\u6587\u4e3b\u8981\u4f1a\u7ed9\u5927\u5bb6\u8bb2\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u5927\u5bb6\u5bf9\u672c\u6587\u6709\u597d\u7684\u5efa\u8bae\u6216\u8005\u770b\u5230\u6709\u4e0d\u8db3\u4e4b\u5904\uff0c\u975e\u5e38\u6b22\u8fce\u5927\u5bb6\u79ef\u6781\u63d0\u51fa\uff01\u5728\u540e\u7eed\u6587\u7ae0\u6211\u4f1a\u7ee7\u7eed\u66f4\u65b0\u6587\u7ae0<\/span>\u76f8\u5173\u7684\u5185\u5bb9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n

<\/p>\n

\u6a21\u578b\u8bad\u7ec3\u65f6 cpu \u5229\u7528\u7387\u9ad8\uff0cgpu \u5229\u7528\u7387\u4f4e<\/strong><\/p>\n

\u5728\u6a21\u578b\u8bad\u7ec3\u8fc7\u7a0b\u4e2d\u9047\u5230 cpu \u5229\u7528\u7387\u9ad8\u800c gpu \u5229\u7528\u7387\u4f4e\u7684\u73b0\u8c61\uff0c\u8fd9\u53ef\u80fd\u7531\u4ee5\u4e0b\u539f\u56e0\u5f15\u8d77\uff1a<\/p>\n

    \n
  1. gpu \u914d\u7f6e\u95ee\u9898<\/strong><\/li>\n<\/ol>\n

    \u786e\u8ba4 cuda \u548c pytorch \u7248\u672c\u662f\u5426\u6b63\u786e\uff0c\u5e76\u5c1d\u8bd5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u68c0\u67e5 gpu \u662f\u5426\u5df2\u6b63\u786e\u914d\u7f6e\uff1a<\/p>\n

    import torch\nprint(torch.cuda.is_available())<\/pre>\n
    \u5982\u679c\u8f93\u51fa\u4e3a false\uff0c\u5219\u8868\u793a gpu \u914d\u7f6e\u5931\u8d25\u3002<\/p>\n
      \n
    1. \u672a\u6307\u5b9a cuda \u8bbe\u5907<\/strong><\/li>\n<\/ol>\n
      \u5728\u52a0\u8f7d\u6a21\u578b\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528 to(device) \u65b9\u6cd5\u5c06\u6a21\u578b\u79fb\u52a8\u5230\u6307\u5b9a\u8bbe\u5907\u4e0a\u3002\u5982\u679c\u672a\u6307\u5b9a\u8bbe\u5907\uff0c\u6a21\u578b\u5c06\u9ed8\u8ba4\u4f7f\u7528 cpu\u3002<\/p>\n
        \n
      1. \u4ee3\u7801\u81ea\u8eab\u95ee\u9898<\/strong><\/li>\n<\/ol>\n
        \u5982\u679c gpu \u5df2\u6b63\u786e\u914d\u7f6e\u5e76\u6307\u5b9a\uff0c\u5219\u53ef\u80fd\u4e0e\u4ee3\u7801\u6709\u5173\u3002\u68c0\u67e5\u4ee3\u7801\u4e2d\u662f\u5426\u4f7f\u7528\u4e86\u591a\u7ebf\u7a0b\u6216\u591a\u8fdb\u7a0b\uff0c\u56e0\u4e3a\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4 cpu \u5229\u7528\u7387\u5347\u9ad8\u3002\u5c1d\u8bd5\u51cf\u5c11\u7ebf\u7a0b\u6216\u8fdb\u7a0b\u7684\u6570\u91cf\u4ee5\u964d\u4f4e cpu \u5229\u7528\u7387\u3002<\/p>\n
          \n
        1. \u6279\u5927\u5c0f\u95ee\u9898<\/strong><\/li>\n<\/ol>\n
          \u6279\u5927\u5c0f\u662f\u5f71\u54cd gpu \u5229\u7528\u7387\u7684\u91cd\u8981\u56e0\u7d20\u3002\u4f7f\u7528\u8f83\u5c0f\u7684\u6279\u5927\u5c0f\u53ef\u80fd\u4f1a\u5bfc\u81f4 gpu \u5229\u7528\u7387\u8fc7\u4f4e\u3002\u5c1d\u8bd5\u589e\u5927\u6279\u5927\u5c0f\u4ee5\u5145\u5206\u5229\u7528 gpu \u5185\u5b58\u5e76\u63d0\u9ad8\u5229\u7528\u7387\u3002<\/p>\n
          \u4eca\u5929\u5173\u4e8e\u300a\u6a21\u578b\u8bad\u7ec3 CPU \u5229\u7528\u7387\u9ad8\uff0cGPU \u5229\u7528\u7387\u4f4e\u7684\u539f\u56e0\u662f\u4ec0\u4e48\uff1f\u300b\u7684\u5185\u5bb9\u5c31\u4ecb\u7ecd\u5230\u8fd9\u91cc\u4e86\uff0c\u662f\u4e0d\u662f\u5b66\u8d77\u6765\u4e00\u76ee\u4e86\u7136\uff01\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u5185\u5bb9\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
          \u6a21\u578b\u8bad\u7ec3 CPU \u5229\u7528\u7387\u9ad8\uff0cGP...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-205191","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205191","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=205191"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205191\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205191"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205191"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205191"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}