{"id":2019,"date":"2019-01-04T01:27:50","date_gmt":"2019-01-04T01:27:50","guid":{"rendered":""},"modified":"2019-01-04T09:28:12","modified_gmt":"2019-01-04T01:28:12","slug":"%e5%89%96%e6%9e%90ai%e8%8a%af%e7%89%87%e7%9a%84%e6%9e%b6%e6%9e%84%e3%80%81%e5%88%86%e7%b1%bb%e5%8f%8a%e5%85%b3%e9%94%ae%e6%8a%80%e6%9c%af","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=2019","title":{"rendered":"\u5256\u6790AI\u82af\u7247\u7684\u67b6\u6784\u3001\u5206\u7c7b\u53ca\u5173\u952e\u6280\u672f"},"content":{"rendered":"

\n\t\u4eba\u5de5\u667a\u80fd\u82af\u7247\u76ee\u524d\u6709\u4e24\u79cd\u53d1\u5c55\u8def\u5f84\uff1a\u4e00\u79cd\u662f\u5ef6\u7eed\u4f20\u7edf\u8ba1\u7b97\u67b6\u6784\uff0c\u52a0\u901f\u786c\u4ef6\u8ba1\u7b97\u80fd\u529b\uff0c\u4e3b\u8981\u4ee5 3 \u79cd\u7c7b\u578b\u7684\u82af\u7247\u4e3a\u4ee3\u8868\uff0c\u5373 GPU<\/u>\u3001 FPGA<\/u>\u3001 ASIC<\/u>\uff0c\u4f46CPU<\/u>\u4f9d\u65e7\u53d1\u6325\u7740\u4e0d\u53ef\u66ff\u4ee3\u7684\u4f5c\u7528\uff1b\u53e6\u4e00\u79cd\u662f\u98a0\u8986\u7ecf\u5178\u7684\u51af·\u8bfa\u4f9d\u66fc\u8ba1\u7b97\u67b6\u6784\uff0c\u91c7\u7528\u7c7b\u8111\u795e\u7ecf\u7ed3\u6784\u6765\u63d0\u5347\u8ba1\u7b97\u80fd\u529b\uff0c\u4ee5IBM TrueNorth \u82af\u7247\u4e3a\u4ee3\u8868\u3002<\/p>\n

\n\t\u4f20\u7edf CPU<\/p>\n

\n\t <\/div>\n

\n\t\u8ba1\u7b97\u673a\u5de5\u4e1a\u4ece1960\u5e74\u4ee3\u65e9\u671f\u5f00\u59cb\u4f7f\u7528CPU\u8fd9\u4e2a\u672f\u8bed\u3002\u8fc4\u4eca\u4e3a\u6b62\uff0cCPU\u4ece\u5f62\u6001\u3001\u8bbe\u8ba1\u5230\u5b9e\u73b0\u90fd\u5df2\u53d1\u751f\u4e86\u5de8\u5927\u7684\u53d8\u5316\uff0c\u4f46\u662f\u5176\u57fa\u672c\u5de5\u4f5c\u539f\u7406\u5374\u4e00\u76f4\u6ca1\u6709\u5927\u7684\u6539\u53d8\u3002 \u901a\u5e38 CPU \u7531\u63a7\u5236\u5668\u548c\u8fd0\u7b97\u5668\u8fd9\u4e24\u4e2a\u4e3b\u8981\u90e8\u4ef6\u7ec4\u6210\u3002 \u4f20\u7edf\u7684 CPU \u5185\u90e8\u7ed3\u6784\u56fe\u5982\u56fe\u6240\u793a\uff1a<\/p>\n

\n\t<\/p>\n

\n\t\u4f20\u7edfCPU\u5185\u90e8\u7ed3\u6784\u56fe(ALU\u8ba1\u7b97\u6a21\u5757)<\/p>\n

\n\t\u4ece\u56fe\u4e2d\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff1a\u5b9e\u8d28\u4e0a\u4ec5\u5355\u72ec\u7684ALU\u6a21\u5757(\u903b\u8f91\u8fd0\u7b97\u5355\u5143)\u662f\u7528\u6765\u5b8c\u6210\u6570\u636e\u8ba1\u7b97\u7684\uff0c\u5176\u4ed6\u5404\u4e2a\u6a21\u5757\u7684\u5b58\u5728\u90fd\u662f\u4e3a\u4e86\u4fdd\u8bc1\u6307\u4ee4\u80fd\u591f\u4e00\u6761\u63a5\u4e00\u6761\u7684\u6709\u5e8f\u6267\u884c\u3002\u8fd9\u79cd\u901a\u7528\u6027\u7ed3\u6784\u5bf9\u4e8e\u4f20\u7edf\u7684\u7f16\u7a0b\u8ba1\u7b97\u6a21\u5f0f\u975e\u5e38\u9002\u5408\uff0c\u540c\u65f6\u53ef\u4ee5\u901a\u8fc7\u63d0\u5347CPU\u4e3b\u9891(\u63d0\u5347\u5355\u4f4d\u65f6\u95f4\u5185\u6267\u884c\u6307\u4ee4\u7684\u6761\u6570)\u6765\u63d0\u5347\u8ba1\u7b97\u901f\u5ea6\u3002 \u4f46\u5bf9\u4e8e\u6df1\u5ea6\u5b66\u4e60<\/u>\u4e2d\u7684\u5e76\u4e0d\u9700\u8981\u592a\u591a\u7684\u7a0b\u5e8f\u6307\u4ee4\u3001 \u5374\u9700\u8981\u6d77\u91cf\u6570\u636e\u8fd0\u7b97\u7684\u8ba1\u7b97\u9700\u6c42\uff0c \u8fd9\u79cd\u7ed3\u6784\u5c31\u663e\u5f97\u6709\u4e9b\u529b\u4e0d\u4ece\u5fc3\u3002\u5c24\u5176\u662f\u5728\u529f\u8017\u9650\u5236\u4e0b\uff0c \u65e0\u6cd5\u901a\u8fc7\u65e0\u9650\u5236\u7684\u63d0\u5347 CPU \u548c\u5185\u5b58\u7684\u5de5\u4f5c\u9891\u7387\u6765\u52a0\u5feb\u6307\u4ee4\u6267\u884c\u901f\u5ea6\uff0c \u8fd9\u79cd\u60c5\u51b5\u5bfc\u81f4 CPU \u7cfb\u7edf\u7684\u53d1\u5c55\u9047\u5230\u4e0d\u53ef\u903e\u8d8a\u7684\u74f6\u9888\u3002<\/p>\n

\n\t\u5e76\u884c\u52a0\u901f\u8ba1<\/u>\u7b97\u7684GPU<\/p>\n

\n\tGPU \u4f5c\u4e3a\u6700\u65e9\u4ece\u4e8b\u5e76\u884c\u52a0\u901f\u8ba1\u7b97\u7684\u5904\u7406\u5668\uff0c\u76f8\u6bd4 CPU \u901f\u5ea6\u5feb\uff0c \u540c\u65f6\u6bd4\u5176\u4ed6\u52a0\u901f\u5668\u82af\u7247\u7f16\u7a0b\u7075\u6d3b\u7b80\u5355\u3002<\/p>\n

\n\t\u4f20\u7edf\u7684 CPU \u4e4b\u6240\u4ee5\u4e0d\u9002\u5408\u4eba\u5de5\u667a\u80fd\u7b97\u6cd5\u7684\u6267\u884c\uff0c\u4e3b\u8981\u539f\u56e0\u5728\u4e8e\u5176\u8ba1\u7b97\u6307\u4ee4\u9075\u5faa\u4e32\u884c\u6267\u884c\u7684\u65b9\u5f0f\uff0c\u6ca1\u80fd\u53d1\u6325\u51fa\u82af\u7247\u7684\u5168\u90e8\u6f5c\u529b\u3002\u4e0e\u4e4b\u4e0d\u540c\u7684\u662f\uff0c GPU \u5177\u6709\u9ad8\u5e76\u884c\u7ed3\u6784\uff0c\u5728\u5904\u7406\u56fe\u5f62\u6570\u636e\u548c\u590d\u6742\u7b97\u6cd5\u65b9\u9762\u62e5\u6709\u6bd4 CPU \u66f4\u9ad8\u7684\u6548\u7387\u3002\u5bf9\u6bd4 GPU \u548c CPU \u5728\u7ed3\u6784\u4e0a\u7684\u5dee\u5f02\uff0c CPU\u5927\u90e8\u5206\u9762\u79ef\u4e3a\u63a7\u5236\u5668\u548c\u5bc4\u5b58\u5668<\/u>\uff0c\u800c GPU \u62e5\u6709\u66f4ALU(\u903b\u8f91\u8fd0\u7b97\u5355\u5143)\u7528\u4e8e\u6570\u636e\u5904\u7406\uff0c\u8fd9\u6837\u7684\u7ed3\u6784\u9002\u5408\u5bf9\u5bc6\u96c6\u578b\u6570\u636e\u8fdb\u884c\u5e76\u884c\u5904\u7406\uff0c CPU \u4e0e GPU \u7684\u7ed3\u6784\u5bf9\u6bd4\u5982\u56fe \u6240\u793a\u3002<\/p>\n

\n\t<\/p>\n

\n\tCPU\u53caGPU\u7ed3\u6784\u5bf9\u6bd4\u56fe<\/p>\n

\n\t\u7a0b\u5e8f\u5728 GPU\u7cfb\u7edf\u4e0a\u7684\u8fd0\u884c\u901f\u5ea6\u76f8\u8f83\u4e8e\u5355\u6838 CPU\u5f80\u5f80\u63d0\u5347\u51e0\u5341\u500d\u4e43\u81f3\u4e0a\u5343\u500d\u3002\u968f\u7740\u82f1\u4f1f\u8fbe<\/u>\u3001 AMD<\/u> \u7b49\u516c\u53f8\u4e0d\u65ad\u63a8\u8fdb\u5176\u5bf9 GPU \u5927\u89c4\u6a21\u5e76\u884c\u67b6\u6784\u7684\u652f\u6301\uff0c\u9762\u5411\u901a\u7528\u8ba1\u7b97\u7684 GPU(\u5373GPGPU\uff0c\u901a\u7528\u8ba1\u7b97\u56fe\u5f62\u5904\u7406\u5668)\u5df2\u6210\u4e3a\u52a0\u901f\u53ef\u5e76\u884c\u5e94\u7528\u7a0b\u5e8f\u7684\u91cd\u8981\u624b\u6bb5\uff0cGPU \u7684\u53d1\u5c55\u5386\u7a0b\u53ef\u5206\u4e3a 3 \u4e2a\u9636\u6bb5\uff1a<\/p>\n

\n\t\u7b2c\u4e00\u4ee3GPU(1999\u5e74\u4ee5\u524d)\uff0c\u90e8\u5206\u529f\u80fd\u4eceCPU\u5206\u79bb \uff0c \u5b9e\u73b0\u786c\u4ef6\u52a0\u901f \uff0c \u4ee5GE(GEOMETRY ENGINE)\u4e3a\u4ee3\u8868\uff0c\u53ea\u80fd\u8d77\u5230 3D \u56fe\u50cf\u5904\u7406\u7684\u52a0\u901f\u4f5c\u7528\uff0c\u4e0d\u5177\u6709\u8f6f\u4ef6\u7f16\u7a0b\u7279\u6027\u3002<\/p>\n

\n\t\u7b2c\u4e8c\u4ee3 GPU(1999-2005 \u5e74)\uff0c \u5b9e\u73b0\u8fdb\u4e00\u6b65\u7684\u786c\u4ef6\u52a0\u901f\u548c\u6709\u9650\u7684\u7f16\u7a0b\u6027\u3002 1999\u5e74\uff0c\u82f1\u4f1f\u8fbe\u53d1\u5e03\u4e86“\u4e13\u4e3a\u6267\u884c\u590d\u6742\u7684\u6570\u5b66\u548c\u51e0\u4f55\u8ba1\u7b97\u7684” GeForce256 \u56fe\u50cf\u5904\u7406\u82af\u7247\uff0c\u5c06\u66f4\u591a\u7684\u6676\u4f53\u7ba1<\/u>\u7528\u4f5c\u6267\u884c\u5355\u5143\uff0c \u800c\u4e0d\u662f\u50cf CPU \u90a3\u6837\u7528\u4f5c\u590d\u6742\u7684\u63a7\u5236\u5355\u5143\u548c\u7f13\u5b58\uff0c\u5c06(TRANSFORM AND LIGHTI<\/u>NG) \u7b49\u529f\u80fd\u4ece CPU \u5206\u79bb\u51fa\u6765\uff0c\u5b9e\u73b0\u4e86\u5feb\u901f\u53d8\u6362\uff0c\u8fd9\u6210\u4e3a GPU \u771f\u6b63\u51fa\u73b0\u7684\u6807\u5fd7\u3002\u4e4b\u540e\u51e0\u5e74\uff0c GPU \u6280\u672f\u5feb\u901f\u53d1\u5c55\uff0c\u8fd0\u7b97\u901f\u5ea6\u8fc5\u901f\u8d85\u8fc7 CPU\u3002 2001\u5e74\u82f1\u4f1f\u8fbe\u548cATI \u5206\u522b\u63a8\u51fa\u7684GEFORCE3\u548cRADEON 8500\uff0c\u56fe\u5f62\u786c\u4ef6\u7684\u6d41\u6c34\u7ebf\u88ab\u5b9a\u4e49\u4e3a\u6d41\u5904\u7406\u5668\uff0c\u51fa\u73b0\u4e86\u9876\u70b9\u7ea7\u53ef\u7f16\u7a0b\u6027\uff0c\u540c\u65f6\u50cf\u7d20\u7ea7\u4e5f\u5177\u6709\u6709\u9650\u7684\u7f16\u7a0b\u6027\uff0c\u4f46 GPU \u7684\u6574\u4f53\u7f16\u7a0b\u6027\u4ecd\u7136\u6bd4\u8f83\u6709\u9650\u3002<\/p>\n

\n\t\u7b2c\u4e09\u4ee3 GPU(2006\u5e74\u4ee5\u540e)\uff0c GPU\u5b9e\u73b0\u65b9\u4fbf\u7684\u7f16\u7a0b\u73af\u5883\u521b\u5efa\uff0c \u53ef\u4ee5\u76f4\u63a5\u7f16\u5199\u7a0b\u5e8f\u3002 2006\u5e74\u82f1\u4f1f\u8fbe\u4e0eATI\u5206\u522b\u63a8\u51fa\u4e86CUDA (Compute<\/u> United Device Architecture\uff0c\u8ba1\u7b97\u7edf\u4e00\u8bbe\u5907\u67b6\u6784)\u7f16\u7a0b\u73af\u5883\u548cCTM(CLOSE TO THE METAL)\u7f16\u7a0b\u73af\u5883\uff0c \u4f7f\u5f97 GPU \u6253\u7834\u56fe\u5f62\u8bed\u8a00\u7684\u5c40\u9650\u6210\u4e3a\u771f\u6b63\u7684\u5e76\u884c\u6570\u636e\u5904\u7406\u8d85\u7ea7\u52a0\u901f\u5668\u3002<\/p>\n

\n\t2008\u5e74\uff0c\u82f9\u679c\u516c\u53f8\u63d0\u51fa\u4e00\u4e2a\u901a\u7528\u7684\u5e76\u884c\u8ba1\u7b97\u7f16\u7a0b\u5e73\u53f0 OPENCL(\u5f00\u653e\u8fd0\u7b97\u8bed\u8a00)\uff0c\u4e0eCUDA\u7ed1\u5b9a\u5728\u82f1\u4f1f\u8fbe\u7684\u663e\u5361\u4e0a\u4e0d\u540c\uff0cOPENCL \u548c\u5177\u4f53\u7684\u8ba1\u7b97\u8bbe\u5907\u65e0\u5173\u3002<\/p>\n

\n\t<\/p>\n

\n\tGPU\u82af\u7247\u7684\u53d1\u5c55\u9636\u6bb5<\/p>\n

\n\t\u76ee\u524d\uff0c GPU \u5df2\u7ecf\u53d1\u5c55\u5230\u8f83\u4e3a\u6210\u719f\u7684\u9636\u6bb5\u3002\u8c37\u6b4c\u3001 FACEBOOK\u3001\u5fae\u8f6f\u3001 Twtter\u548c\u767e\u5ea6\u7b49\u516c\u53f8\u90fd\u5728\u4f7f\u7528GPU \u5206\u6790\u56fe\u7247\u3001\u89c6\u9891\u548c\u97f3\u9891\u6587\u4ef6\uff0c\u4ee5\u6539\u8fdb\u641c\u7d22\u548c\u56fe\u50cf\u6807\u7b7e\u7b49\u5e94\u7528\u529f\u80fd\u3002\u6b64\u5916\uff0c\u5f88\u591a\u6c7d\u8f66\u751f\u4ea7\u5546\u4e5f\u5728\u4f7f\u7528GPU\u82af\u7247\u53d1\u5c55\u65e0\u4eba\u9a7e\u9a76<\/u>\u3002 \u4e0d\u4ec5\u5982\u6b64\uff0c GPU\u4e5f\u88ab\u5e94\u7528\u4e8eVR\/AR \u76f8\u5173\u7684\u4ea7\u4e1a\u3002<\/p>\n

\n\t\u4f46\u662f GPU\u4e5f\u6709\u4e00\u5b9a\u7684\u5c40\u9650\u6027\u3002 \u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u5206\u4e3a\u8bad\u7ec3\u548c\u63a8\u65ad\u4e24\u90e8\u5206\uff0c GPU \u5e73\u53f0\u5728\u7b97\u6cd5\u8bad\u7ec3\u4e0a\u975e\u5e38\u9ad8\u6548\u3002\u4f46\u5728\u63a8\u65ad\u4e2d\u5bf9\u4e8e\u5355\u9879\u8f93\u5165\u8fdb\u884c\u5904\u7406\u7684\u65f6\u5019\uff0c\u5e76\u884c\u8ba1\u7b97\u7684\u4f18\u52bf\u4e0d\u80fd\u5b8c\u5168\u53d1\u6325\u51fa\u6765\u3002<\/p>\n

\n\t\u534a\u5b9a\u5236\u5316\u7684FPGA<\/p>\n

\n\tFPGA \u662f\u5728 PAL\u3001 GAL\u3001 CPLD<\/u> \u7b49\u53ef\u7f16\u7a0b\u5668\u4ef6\u57fa\u7840\u4e0a\u8fdb\u4e00\u6b65\u53d1\u5c55\u7684\u4ea7\u7269\u3002\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u70e7\u5165 FPGA \u914d\u7f6e\u6587\u4ef6\u6765\u5b9a\u4e49\u8fd9\u4e9b\u95e8\u7535\u8def\u4ee5\u53ca\u5b58\u50a8\u5668\u4e4b\u95f4\u7684\u8fde\u7ebf\u3002\u8fd9\u79cd\u70e7\u5165\u4e0d\u662f\u4e00\u6b21\u6027\u7684\uff0c\u6bd4\u5982\u7528\u6237\u53ef\u4ee5\u628a FPGA \u914d\u7f6e\u6210\u4e00\u4e2a\u5fae\u63a7\u5236\u5668 MCU<\/u>\uff0c\u4f7f\u7528\u5b8c\u6bd5\u540e\u53ef\u4ee5\u7f16\u8f91\u914d\u7f6e\u6587\u4ef6\u628a\u540c\u4e00\u4e2aFPGA \u914d\u7f6e\u6210\u4e00\u4e2a\u97f3\u9891\u7f16\u89e3\u7801\u5668<\/u>\u3002\u56e0\u6b64\uff0c \u5b83\u65e2\u89e3\u51b3\u4e86\u5b9a\u5236\u7535\u8def\u7075\u6d3b\u6027\u7684\u4e0d\u8db3\uff0c\u53c8\u514b\u670d\u4e86\u539f\u6709\u53ef\u7f16\u7a0b\u5668\u4ef6\u95e8\u7535\u8def\u6570\u6709\u9650\u7684\u7f3a\u70b9\u3002<\/p>\n

\n\tFPGA\u53ef\u540c\u65f6\u8fdb\u884c\u6570\u636e\u5e76\u884c\u548c\u4efb\u52a1\u5e76\u884c\u8ba1\u7b97\uff0c\u5728\u5904\u7406\u7279\u5b9a\u5e94\u7528\u65f6\u6709\u66f4\u52a0\u660e\u663e\u7684\u6548\u7387\u63d0\u5347\u3002\u5bf9\u4e8e\u67d0\u4e2a\u7279\u5b9a\u8fd0\u7b97\uff0c\u901a\u7528 CPU\u53ef\u80fd\u9700\u8981\u591a\u4e2a\u65f6\u949f<\/u>\u5468\u671f\uff0c\u800c FPGA \u53ef\u4ee5\u901a\u8fc7\u7f16\u7a0b\u91cd\u7ec4\u7535\u8def\uff0c\u76f4\u63a5\u751f\u6210\u4e13\u7528\u7535\u8def\uff0c\u4ec5\u6d88\u8017\u5c11\u91cf\u751a\u81f3\u4e00\u6b21\u65f6\u949f\u5468\u671f\u5c31\u53ef\u5b8c\u6210\u8fd0\u7b97\u3002<\/p>\n

\n\t\u6b64\u5916\uff0c\u7531\u4e8e FPGA\u7684\u7075\u6d3b\u6027\uff0c\u5f88\u591a\u4f7f\u7528\u901a\u7528\u5904\u7406\u5668\u6216 ASIC\u96be\u4ee5\u5b9e\u73b0\u7684\u5e95\u5c42\u786c\u4ef6\u63a7\u5236\u64cd\u4f5c\u6280\u672f\uff0c \u5229\u7528 FPGA \u53ef\u4ee5\u5f88\u65b9\u4fbf\u7684\u5b9e\u73b0\u3002\u8fd9\u4e2a\u7279\u6027\u4e3a\u7b97\u6cd5\u7684\u529f\u80fd\u5b9e\u73b0\u548c\u4f18\u5316\u7559\u51fa\u4e86\u66f4\u5927\u7a7a\u95f4\u3002\u540c\u65f6FPGA \u4e00\u6b21\u6027\u6210\u672c(\u5149\u523b\u63a9\u6a21\u5236\u4f5c\u6210\u672c)\u8fdc\u4f4e\u4e8eASIC\uff0c\u5728\u82af\u7247\u9700\u6c42\u8fd8\u672a\u6210\u89c4\u6a21\u3001\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u6682\u672a\u7a33\u5b9a\uff0c \u9700\u8981\u4e0d\u65ad\u8fed\u4ee3\u6539\u8fdb\u7684\u60c5\u51b5\u4e0b\uff0c\u5229\u7528 FPGA \u82af\u7247\u5177\u5907\u53ef\u91cd\u6784\u7684\u7279\u6027\u6765\u5b9e\u73b0\u534a\u5b9a\u5236\u7684\u4eba\u5de5\u667a\u80fd\u82af\u7247\u662f\u6700\u4f73\u9009\u62e9\u4e4b\u4e00\u3002<\/p>\n

\n\t\u529f\u8017\u65b9\u9762\uff0c\u4ece\u4f53\u7cfb\u7ed3\u6784\u800c\u8a00\uff0c FPGA \u4e5f\u5177\u6709\u5929\u751f\u7684\u4f18\u52bf\u3002\u4f20\u7edf\u7684\u51af\u6c0f\u7ed3\u6784\u4e2d\uff0c\u6267\u884c\u5355\u5143(\u5982 CPU \u6838)\u6267\u884c\u4efb\u610f\u6307\u4ee4\uff0c\u90fd\u9700\u8981\u6709\u6307\u4ee4\u5b58\u50a8\u5668\u3001\u8bd1\u7801\u5668\u3001\u5404\u79cd\u6307\u4ee4\u7684\u8fd0\u7b97\u5668\u53ca\u5206\u652f\u8df3\u8f6c\u5904\u7406\u903b\u8f91\u53c2\u4e0e\u8fd0\u884c\uff0c \u800cFPGA\u6bcf\u4e2a\u903b\u8f91\u5355\u5143\u7684\u529f\u80fd\u5728\u91cd\u7f16\u7a0b(\u5373\u70e7\u5165)\u65f6\u5c31\u5df2\u7ecf\u786e\u5b9a\uff0c\u4e0d\u9700\u8981\u6307\u4ee4\uff0c\u65e0\u9700\u5171\u4eab\u5185\u5b58\uff0c\u4ece\u800c\u53ef\u4ee5\u6781\u5927\u7684\u964d\u4f4e\u5355\u4f4d\u6267\u884c\u7684\u529f\u8017\uff0c\u63d0\u9ad8\u6574\u4f53\u7684\u80fd\u8017\u6bd4\u3002<\/p>\n

\n\t\u7531\u4e8e FPGA \u5177\u5907\u7075\u6d3b\u5feb\u901f\u7684\u7279\u70b9\uff0c \u56e0\u6b64\u5728\u4f17\u591a\u9886\u57df\u90fd\u6709\u66ff\u4ee3ASIC \u7684\u8d8b\u52bf\u3002 FPGA \u5728\u4eba\u5de5\u667a\u80fd\u9886\u57df\u7684\u5e94\u7528\u5982\u56fe\u6240\u793a\u3002<\/p>\n

\n\t<\/p>\n

\n\tFPGA \u5728\u4eba\u5de5\u667a\u80fd\u9886\u57df\u7684\u5e94\u7528<\/p>\n

\n\t\u5168\u5b9a\u5236\u5316\u7684ASIC<\/p>\n

\n\t\u76ee\u524d\u4ee5\u6df1\u5ea6\u5b66\u4e60\u4e3a\u4ee3\u8868\u7684\u4eba\u5de5\u667a\u80fd\u8ba1\u7b97\u9700\u6c42\uff0c\u4e3b\u8981\u91c7\u7528GPU\u3001FPGA\u7b49\u5df2\u6709\u7684\u9002\u5408\u5e76\u884c\u8ba1\u7b97\u7684\u901a\u7528\u82af\u7247\u6765\u5b9e\u73b0\u52a0\u901f\u3002\u5728\u4ea7\u4e1a\u5e94\u7528\u6ca1\u6709\u5927\u89c4\u6a21\u5174\u8d77\u4e4b\u65f6\uff0c\u4f7f\u7528\u8fd9\u7c7b\u5df2\u6709\u7684\u901a\u7528\u82af\u7247\u53ef\u4ee5\u907f\u514d\u4e13\u95e8\u7814\u53d1\u5b9a\u5236\u82af\u7247(ASIC)\u7684\u9ad8\u6295\u5165\u548c\u9ad8\u98ce\u9669\u3002\u4f46\u662f\uff0c\u7531\u4e8e\u8fd9\u7c7b\u901a\u7528\u82af\u7247\u8bbe\u8ba1\u521d\u8877\u5e76\u975e\u4e13\u95e8\u9488\u5bf9\u6df1\u5ea6\u5b66\u4e60\uff0c\u56e0\u800c\u5929\u7136\u5b58\u5728\u6027\u80fd\u3001 \u529f\u8017\u7b49\u65b9\u9762\u7684\u5c40\u9650\u6027\u3002\u968f\u7740\u4eba\u5de5\u667a\u80fd\u5e94\u7528\u89c4\u6a21\u7684\u6269\u5927\uff0c\u8fd9\u7c7b\u95ee\u9898\u65e5\u76ca\u7a81\u663e\u3002<\/p>\n

\n\tGPU\u4f5c\u4e3a\u56fe\u50cf\u5904\u7406\u5668\uff0c \u8bbe\u8ba1\u521d\u8877\u662f\u4e3a\u4e86\u5e94\u5bf9\u56fe\u50cf\u5904\u7406\u4e2d\u7684\u5927\u89c4\u6a21\u5e76\u884c\u8ba1\u7b97\u3002\u56e0\u6b64\uff0c\u5728\u5e94\u7528\u4e8e\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u65f6\uff0c\u6709\u4e09\u4e2a\u65b9\u9762\u7684\u5c40\u9650\u6027\uff1a<\/p>\n

\n\t\u7b2c\u4e00\uff1a\u5e94\u7528\u8fc7\u7a0b\u4e2d\u65e0\u6cd5\u5145\u5206\u53d1\u6325\u5e76\u884c\u8ba1\u7b97\u4f18\u52bf\u3002 \u6df1\u5ea6\u5b66\u4e60\u5305\u542b\u8bad\u7ec3\u548c\u63a8\u65ad\u4e24\u4e2a\u8ba1\u7b97\u73af\u8282\uff0c GPU \u5728\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u8bad\u7ec3\u4e0a\u975e\u5e38\u9ad8\u6548\uff0c \u4f46\u5bf9\u4e8e\u5355\u4e00\u8f93\u5165\u8fdb\u884c\u63a8\u65ad\u7684\u573a\u5408\uff0c \u5e76\u884c\u5ea6\u7684\u4f18\u52bf\u4e0d\u80fd\u5b8c\u5168\u53d1\u6325\u3002 <\/p>\n

\n\t\u7b2c\u4e8c\uff1a\u65e0\u6cd5\u7075\u6d3b\u914d\u7f6e\u786c\u4ef6\u7ed3\u6784\u3002 GPU \u91c7\u7528 SIMT \u8ba1\u7b97\u6a21\u5f0f\uff0c \u786c\u4ef6\u7ed3\u6784\u76f8\u5bf9\u56fa\u5b9a\u3002 \u76ee\u524d\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u8fd8\u672a\u5b8c\u5168\u7a33\u5b9a\uff0c\u82e5\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u53d1\u751f\u5927\u7684\u53d8\u5316\uff0c GPU \u65e0\u6cd5\u50cf FPGA \u4e00\u6837\u53ef\u4ee5\u7075\u6d3b\u7684\u914d\u5236\u786c\u4ef6\u7ed3\u6784\u3002 <\/p>\n

\n\t\u7b2c\u4e09\uff1a\u8fd0\u884c\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u80fd\u6548\u4f4e\u4e8eFPGA\u3002<\/p>\n

\n\t\u5c3d\u7ba1 FPGA \u500d\u53d7\u770b\u597d\uff0c\u751a\u81f3\u65b0\u4e00\u4ee3\u767e\u5ea6\u5927\u8111\u4e5f\u662f\u57fa\u4e8e FPGA \u5e73\u53f0\u7814\u53d1\uff0c\u4f46\u5176\u6bd5\u7adf\u4e0d\u662f\u4e13\u95e8\u4e3a\u4e86\u9002\u7528\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u800c\u7814\u53d1\uff0c\u5b9e\u9645\u5e94\u7528\u4e2d\u4e5f\u5b58\u5728\u8bf8\u591a\u5c40\u9650\uff1a<\/p>\n

\n\t\u7b2c\u4e00\uff1a\u57fa\u672c\u5355\u5143\u7684\u8ba1\u7b97\u80fd\u529b\u6709\u9650\u3002\u4e3a\u4e86\u5b9e\u73b0\u53ef\u91cd\u6784\u7279\u6027\uff0c FPGA \u5185\u90e8\u6709\u5927\u91cf\u6781\u7ec6\u7c92\u5ea6\u7684\u57fa\u672c\u5355\u5143\uff0c\u4f46\u662f\u6bcf\u4e2a\u5355\u5143\u7684\u8ba1\u7b97\u80fd\u529b(\u4e3b\u8981\u4f9d\u9760 LUT \u67e5\u627e\u8868)\u90fd\u8fdc\u8fdc\u4f4e\u4e8e CPU \u548c GPU \u4e2d\u7684 ALU \u6a21\u5757\u3002<\/p>\n

\n\t\u7b2c\u4e8c\uff1a\u8ba1\u7b97\u8d44\u6e90\u5360\u6bd4\u76f8\u5bf9\u8f83\u4f4e\u3002 \u4e3a\u5b9e\u73b0\u53ef\u91cd\u6784\u7279\u6027\uff0c FPGA \u5185\u90e8\u5927\u91cf\u8d44\u6e90\u88ab\u7528\u4e8e\u53ef\u914d\u7f6e\u7684\u7247\u4e0a\u8def\u7531\u4e0e\u8fde\u7ebf\u3002<\/p>\n

\n\t\u7b2c\u4e09\uff1a\u901f\u5ea6\u548c\u529f\u8017\u76f8\u5bf9\u4e13\u7528\u5b9a\u5236\u82af\u7247(ASIC)\u4ecd\u7136\u5b58\u5728\u4e0d\u5c0f\u5dee\u8ddd\u3002<\/p>\n

\n\t\u7b2c\u56db\uff0c\uff1aFPGA \u4ef7\u683c\u8f83\u4e3a\u6602\u8d35\u3002\u5728\u89c4\u6a21\u653e\u91cf\u7684\u60c5\u51b5\u4e0b\u5355\u5757 FPGA \u7684\u6210\u672c\u8981\u8fdc\u9ad8\u4e8e\u4e13\u7528\u5b9a\u5236\u82af\u7247\u3002<\/p>\n

\n\t\u56e0\u6b64\uff0c\u968f\u7740\u4eba\u5de5\u667a\u80fd\u7b97\u6cd5\u548c\u5e94\u7528\u6280\u672f\u7684\u65e5\u76ca\u53d1\u5c55\uff0c\u4ee5\u53ca\u4eba\u5de5\u667a\u80fd\u4e13\u7528\u82af\u7247 ASIC\u4ea7\u4e1a\u73af\u5883\u7684\u9010\u6e10\u6210\u719f\uff0c \u5168\u5b9a\u5236\u5316\u4eba\u5de5\u667a\u80fd ASIC\u4e5f\u9010\u6b65\u4f53\u73b0\u51fa\u81ea\u8eab\u7684\u4f18\u52bf\uff0c\u4ece\u4e8b\u6b64\u7c7b\u82af\u7247\u7814\u53d1\u4e0e\u5e94\u7528\u7684\u56fd\u5185\u5916\u6bd4\u8f83\u6709\u4ee3\u8868\u6027\u7684\u516c\u53f8\u5982\u56fe\u6240\u793a\u3002<\/p>\n

\n\t<\/p>\n

\n\t\u4eba\u5de5\u667a\u80fd\u4e13\u7528\u82af\u7247\u7814\u53d1\u60c5\u51b5\u4e00\u89c8<\/p>\n

\n\t\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u7a33\u5b9a\u540e\uff0c AI<\/u> \u82af\u7247\u53ef\u91c7\u7528ASIC\u8bbe\u8ba1\u65b9\u6cd5\u8fdb\u884c\u5168\u5b9a\u5236\uff0c \u4f7f\u6027\u80fd\u3001\u529f\u8017\u548c\u9762\u79ef\u7b49\u6307\u6807\u9762\u5411\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u505a\u5230\u6700\u4f18\u3002<\/p>\n

\n\t\u7c7b\u8111\u82af\u7247<\/p>\n

\n\t\u7c7b\u8111\u82af\u7247\u4e0d\u91c7\u7528\u7ecf\u5178\u7684\u51af·\u8bfa\u4f9d\u66fc\u67b6\u6784\uff0c \u800c\u662f\u57fa\u4e8e\u795e\u7ecf\u5f62\u6001\u67b6\u6784\u8bbe\u8ba1\uff0c\u4ee5IBM Truenorth\u4e3a\u4ee3\u8868\u3002 IBM \u7814\u7a76\u4eba\u5458\u5c06\u5b58\u50a8\u5355\u5143\u4f5c\u4e3a\u7a81\u89e6\u3001\u8ba1\u7b97\u5355\u5143\u4f5c\u4e3a\u795e\u7ecf\u5143\u3001\u4f20\u8f93\u5355\u5143\u4f5c\u4e3a\u8f74\u7a81\u642d\u5efa\u4e86\u795e\u7ecf\u82af\u7247\u7684\u539f\u578b\u3002<\/p>\n

\n\t\u76ee\u524d\uff0c Truenorth\u7528\u4e09\u661f<\/u> 28nm\u529f\u8017\u5de5\u827a\u6280\u672f\uff0c\u7531 54\u4ebf\u4e2a\u6676\u4f53\u7ba1\u7ec4\u6210\u7684\u82af\u7247\u6784\u6210\u7684\u7247\u4e0a\u7f51\u7edc\u67094096\u4e2a\u795e\u7ecf\u7a81\u89e6\u6838\u5fc3\uff0c\u5b9e\u65f6\u4f5c\u4e1a\u529f\u8017\u4ec5\u4e3a70mW\u3002\u7531\u4e8e\u795e\u7ecf\u7a81\u89e6\u8981\u6c42\u6743\u91cd\u53ef\u53d8\u4e14\u8981\u6709\u8bb0\u5fc6\u529f\u80fd\uff0c IBM\u91c7\u7528\u4e0eCMOS\u5de5\u827a\u517c\u5bb9\u7684\u76f8\u53d8\u975e\u6613\u5931\u5b58\u50a8\u5668(PCM)\u7684\u6280\u672f\u5b9e\u9a8c\u6027\u7684\u5b9e\u73b0\u4e86\u65b0\u578b\u7a81\u89e6\uff0c\u52a0\u5feb\u4e86\u5546\u4e1a\u5316\u8fdb\u7a0b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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