{"id":7200,"date":"2025-01-15T16:57:31","date_gmt":"2025-01-15T16:57:31","guid":{"rendered":"https:\/\/howtogeek.blog\/zh\/?p=7200"},"modified":"2025-01-15T16:57:31","modified_gmt":"2025-01-15T16:57:31","slug":"exploring-the-unique-history-of-desktop-math-coprocessors","status":"publish","type":"post","link":"https:\/\/howtogeek.blog\/zh\/exploring-the-unique-history-of-desktop-math-coprocessors\/","title":{"rendered":"\u63a2\u7d22\u684c\u9762\u6578\u5b78\u5354\u8655\u7406\u5668\u7684\u7368\u7279\u6b77\u53f2"},"content":{"rendered":"<h3>\u6982\u62ec<\/h3>\n<ul>\n<li>\u6578\u5b78\u5354\u8655\u7406\u5668\u5229\u7528\u5c08\u7528\u65bc\u6578\u5b78\u904b\u7b97\u7684\u5c08\u7528\u6676\u7247\u5fb9\u5e95\u6539\u8b8a\u4e86 CPU \u6548\u80fd\u3002<\/li>\n<li>Intel 8087 \u7b49\u5275\u65b0\u578b\u865f\u589e\u5f37\u4e86\u500b\u4eba\u96fb\u8166\u7684\u529f\u80fd\uff0c\u4f7f\u5b83\u5011\u80fd\u5920\u627f\u64d4\u5148\u524d\u70ba\u5927\u578b\u7cfb\u7d71\u4fdd\u7559\u7684\u8907\u96dc\u4efb\u52d9\u3002<\/li>\n<li>Cyrix \u7b49\u516c\u53f8\u6210\u70ba\u6578\u5b78\u5354\u8655\u7406\u5668\u9818\u57df\u7684\u5f37\u5927\u7af6\u722d\u8005\uff0c\u6311\u6230\u4e86\u82f1\u7279\u723e\u7684\u4e3b\u5c0e\u5730\u4f4d\u3002<\/li>\n<\/ul>\n<p>\u5728\u73fe\u4ee3\u904b\u7b97\u4e2d\uff0c\u4eba\u5011\u671f\u671b CPU \u548c GPU \u80fd\u5920\u719f\u7df4\u5730\u7121\u7e2b\u7ba1\u7406\u4efb\u4f55\u6578\u5b78\u904b\u7b97\u3002\u7136\u800c\uff0c\u5728\u500b\u4eba\u96fb\u8166\u7684\u767c\u5c55\u521d\u671f\uff0c\u4f7f\u7528\u8005\u6709\u6642\u9700\u8981\u6dfb\u52a0\u4e00\u500b\u984d\u5916\u7684\u6676\u7247\uff08\u7a31\u70ba\u6578\u5b78\u5354\u8655\u7406\u5668\uff09\u4f86\u63d0\u9ad8\u6548\u80fd\u3002<\/p>\n<h2 id=\"what-is-a-math-coprocessor\">\u6578\u5b78\u5354\u8655\u7406\u5668\u5230\u5e95\u662f\u4ec0\u9ebc\uff1f<\/h2>\n<p>\u6578\u5b78\u5354\u8655\u7406\u5668\u901a\u5e38\u7a31\u70ba FPU\uff08\u6d6e\u9ede\u55ae\u5143\uff09\uff0c\u662f\u4e00\u7a2e\u5c08\u7528\u5fae\u8655\u7406\u5668\uff0c\u81f4\u529b\u65bc\u63d0\u9ad8\u8207\u5176\u914d\u5c0d\u7684 CPU \u7684\u6578\u5b78\u904b\u7b97\u7684\u6548\u7387\u548c\u6e96\u78ba\u6027\u3002\u4f8b\u5982\uff0cIntel 80387SX \u5145\u7576 80386SX CPU \u7684\u6578\u5b78\u5354\u8655\u7406\u5668\u3002<\/p>\n<p>\u5982\u679c\u60a8\u8cfc\u8cb7\u4e86\u4e00\u53f0 80386SX \u8a08\u7b97\u6a5f\uff0c\u5f8c\u4f86\u9700\u8981\u9032\u884c\u9ad8\u7d1a\u6578\u5b78\u8a08\u7b97\uff0c\u90a3\u9ebc\u5c07 80387SX \u6dfb\u52a0\u5230\u5176\u6307\u5b9a\u7684\u4e3b\u6a5f\u677f\u63d2\u69fd\u4e2d\u5c07\u5927\u5927\u63d0\u9ad8\u6d6e\u9ede\u904b\u7b97\u7684\u901f\u5ea6\u3002<\/p>\n<p>\u8853\u8a9e\u201c\u6d6e\u9ede\u201d\u6d89\u53ca\u6d89\u53ca\u5341\u9032\u5236\u503c\u7684\u8a08\u7b97\uff0c\u8207\u50c5\u9650\u65bc\u6574\u6578\u7684\u201c\u6574\u6578\u201d\u6578\u5b78\u5f62\u6210\u9bae\u660e\u5c0d\u6bd4\u3002\u6d6e\u9ede\u8a08\u7b97\u5c0d\u65bc\u7cbe\u5ea6\u81f3\u95dc\u91cd\u8981\uff0c\u4e26\u4e14\u5728\u79d1\u5b78\u548c\u5de5\u7a0b\u7b49\u5404\u500b\u9818\u57df\u90fd\u81f3\u95dc\u91cd\u8981\u3002\u5982\u4eca\uff0c\u5b83\u5011\u652f\u6490\u8457\u773e\u591a\u8edf\u9ad4\u61c9\u7528\u7a0b\u5e8f\uff0c\u5c24\u5176\u662f\u5728\u904a\u6232\u9818\u57df\uff0c\u7522\u751f\u4e86\u5343\u5146\u6d6e\u9ede\u904b\u7b97\u548c\u842c\u5104\u6b21\u6d6e\u9ede\u904b\u7b97\u7b49\u8853\u8a9e\uff0c\u5176\u4e2d\u300cFLOP\u300d\u8868\u793a\u300c\u6d6e\u9ede\u904b\u7b97\u300d\u3002<\/p>\n<p>\u5354\u8655\u7406\u5668\u4e0d\u50c5\u9650\u65bc\u6d6e\u9ede\u8a08\u7b97\uff1b\u5b83\u5011\u9084\u4fc3\u9032\u8a0a\u865f\u8655\u7406\u4e26\u8655\u7406\u4e0d\u540c\u96fb\u8166\u7d44\u4ef6\u4e4b\u9593\u7684\u8f38\u5165\/\u8f38\u51fa\uff08I\/O\uff09\u4efb\u52d9\u3002\u96d6\u7136\u4e3b CPU \u53ef\u4ee5\u7ba1\u7406\u9019\u4e9b\u529f\u80fd\uff0c\u4f46\u57f7\u884c\u9019\u4e9b\u529f\u80fd\u6642\u901a\u5e38\u7f3a\u4e4f\u6548\u7387\u3002<\/p>\n<h2 id=\"the-birth-of-the-desktop-math-coprocessor\">\u684c\u9762\u6578\u5b78\u5354\u8655\u7406\u5668\u7684\u8d77\u6e90<\/h2>\n<figure class=\"wp-block-image\"><img alt=\"IBM PC 5150 \u653e\u5728\u5de5\u4f5c\u53f0\u4e0a\" class=\"wp-image\" decoding=\"async\" height=\"417\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/benj_ibm_pc_workbench.webp\" title=\"IBM PC 5150 \u653e\u5728\u5de5\u4f5c\u53f0\u4e0a\" width=\"650\"\/><figcaption><a href=\"http:\/\/www.vintagecomputing.com\">\u73ed\u5091\u2027\u611b\u5fb7\u83ef\u8332<\/a><\/figcaption><\/figure>\n<p>\u5118\u7ba1\u7528\u65bc\u4e0d\u540c\u6578\u5b78\u51fd\u6578\u7684\u5c08\u7528\u8655\u7406\u5668\u7684\u6982\u5ff5\u5728\u5927\u578b\u4e3b\u6a5f\u548c\u5c0f\u578b\u6a5f\u9818\u57df\u5f88\u666e\u904d\uff0c\u4f46\u76f4\u5230 20 \u4e16\u7d00 70 \u5e74\u4ee3\u672b\u548c 80 \u5e74\u4ee3\u521d\uff0c\u5b83\u624d\u6210\u70ba\u5bb6\u5ead\u8a08\u7b97\u7684\u986f\u8457\u7279\u5fb5\u3002\u6b64\u6642\u5bb6\u5ead\u8a08\u7b97\u9818\u57df\u4ecd\u8655\u65bc\u8d77\u6b65\u968e\u6bb5\u3002<\/p>\n<p>\u6578\u5b78\u5354\u8655\u7406\u5668\u7684\u4e00\u500b\u6a19\u8a8c\u6027\u65e9\u671f\u7bc4\u4f8b\u662f Intel 8087\uff0c\u5b83\u65bc 1980 \u5e74\u63a8\u51fa\uff0c\u4f5c\u70ba Intel 8086 \u548c 8088 \u8655\u7406\u5668\u7684\u53ef\u9078\u589e\u5f37\u7248\u672c\uff0c\u70ba IBM \u7684\u9996\u6b3e\u500b\u4eba\u96fb\u8166\u63d0\u4f9b\u52d5\u529b\u3002\u9019\u9805\u5275\u65b0\u751a\u81f3\u4f7f\u5165\u9580\u7d1a\u684c\u4e0a\u578b\u96fb\u8166\u80fd\u5920\u57f7\u884c\u4ee5\u524d\u9700\u8981\u66f4\u6602\u8cb4\u548c\u66f4\u5927\u7684\u7cfb\u7d71\u7684\u82db\u523b\u4efb\u52d9\u3002<\/p>\n<p>\u5176\u4ed6\u88fd\u9020\u5546\u5f88\u5feb\u4e5f\u63a8\u51fa\u4e86\u4ed6\u5011\u7684\u7522\u54c1\u3002\u4f8b\u5982\uff0c\u6469\u6258\u7f85\u62c9\u63a8\u51fa\u4e86 68881\uff0c\u5c08\u70ba\u5176 68000 \u7cfb\u5217\u8655\u7406\u5668\u8a2d\u8a08\uff0c\u8a72\u8655\u7406\u5668\u914d\u5099\u65bc Apple Macintosh \u548c Amiga \u96fb\u8166\u7684\u65e9\u671f\u578b\u865f\u3002<\/p>\n<h2 id=\"the-rise-of-third-party-math-coprocessors\">\u7b2c\u4e09\u65b9\u6578\u5b78\u5354\u8655\u7406\u5668\u7684\u51fa\u73fe<\/h2>\n<p>\u5bb6\u7528\u96fb\u8166\u4e2d\u53ef\u7528\u7684\u958b\u653e\u5f0f\u5354\u8655\u7406\u5668\u63d2\u69fd\u6210\u70ba\u4e00\u4e9b\u516c\u53f8\u7121\u6cd5\u5ffd\u8996\u7684\u8a98\u4eba\u6a5f\u6703\u3002 Cyrix \u662f\u5148\u9a45\u4e4b\u4e00\uff0c\u63a8\u51fa\u4e86 Cyrix FasMath 83D87 \u548c 83S87\uff0c\u9019\u5c0d\u82f1\u7279\u723e\u7684\u5354\u8655\u7406\u5668\u9078\u9805\u63d0\u51fa\u4e86\u6fc0\u70c8\u7684\u7af6\u722d\u3002\u9019\u6a19\u8a8c\u8457\u4e00\u6bb5\u6709\u722d\u8b70\u7684\u6b77\u53f2\u7684\u958b\u59cb\uff0cCyrix \u7d93\u5e38\u767c\u73fe\u81ea\u5df1\u8207\u82f1\u7279\u723e\u767c\u751f\u722d\u57f7\uff0c\u6700\u7d42\u5c0e\u81f4\u5176 CPU \u7684\u6301\u7e8c\u751f\u7522\uff0c\u5305\u62ec\u8457\u540d\u7684 6x86MX\u3002<\/p>\n<p>\u540c\u6642\uff0c\u5728\u7279\u5b9a\u61c9\u7528\u4e2d\u8868\u73fe\u51fa\u8272\u7684\u5229\u57fa\u5354\u8655\u7406\u5668\u4e5f\u51fa\u73fe\u4e86\u3002\u4e00\u500b\u5178\u578b\u7684\u4f8b\u5b50\u662f<a href=\"https:\/\/www.geekdot.com\/weitek-abacus-fpu\/\" rel=\"noopener noreferrer nofollow\" target=\"_blank\">Weitek Abacus FPU<\/a>\uff0c\u65e9\u5728\u5c08\u7528 GPU \u51fa\u73fe\u4e4b\u524d\u5c31\u88ab Autodesk Renderman \u7b49\u9ad8\u968e\u8edf\u9ad4\u7528\u65bc 3D \u8a2d\u8a08\u3002<\/p>\n<p>\u5230 20 \u4e16\u7d00 90 \u5e74\u4ee3\u672b\uff0c\u7368\u7acb\u5354\u8655\u7406\u5668\u7684\u6642\u4ee3\u57fa\u672c\u4e0a\u5df2\u904e\u53bb\u3002\u73fe\u4ee3 CPU \u548c GPU \u73fe\u5728\u53ef\u4ee5\u5728\u6574\u5408\u8655\u7406\u5668\u5305\u4e2d\u7121\u7e2b\u8655\u7406\u6d6e\u9ede\u904b\u7b97\u3002\u5982\u4eca\uff0c\u4e00\u53f0\u500b\u4eba\u96fb\u8166\u53ef\u4ee5\u64c1\u6709\u591a\u500b CPU\uff0c\u4f8b\u5982\uff0c\u6211\u7684\u7b46\u8a18\u578b\u96fb\u8166\u64c1\u6709 24 \u500b\u8655\u7406\u5668\uff0c\u5ef6\u7e8c\u4e86\u904b\u7b97\u9818\u57df\u7684\u5354\u540c\u8655\u7406\u50b3\u7d71\u3002<\/p>\n<h2>\u5e38\u898b\u554f\u984c\u89e3\u7b54<\/h2>\n<h3><strong>1. \u6578\u5b78\u5354\u8655\u7406\u5668\u5728\u73fe\u4ee3\u904b\u7b97\u4e2d\u626e\u6f14\u4ec0\u9ebc\u89d2\u8272\uff1f<\/strong><\/h3>\n<p>\u96d6\u7136\u6578\u5b78\u5354\u8655\u7406\u5668\u66fe\u7d93\u81f3\u95dc\u91cd\u8981\uff0c\u4f46\u73fe\u4ee3 CPU \u548c GPU \u65e8\u5728\u9ad8\u6548\u57f7\u884c\u8907\u96dc\u904b\u7b97\uff0c\u800c\u7121\u9700\u55ae\u7368\u7684\u6676\u7247\u3002\u7136\u800c\uff0c\u4e86\u89e3\u6578\u5b78\u5354\u8655\u7406\u5668\u7684\u6b77\u53f2\u89d2\u8272\u70ba\u7576\u4eca\u7684\u6574\u5408\u8655\u7406\u7cfb\u7d71\u63d0\u4f9b\u4e86\u5bf6\u8cb4\u7684\u80cc\u666f\u3002<\/p>\n<h3><strong>2. \u73fe\u5728\u6211\u9084\u53ef\u4ee5\u4f7f\u7528\u6578\u5b78\u5354\u8655\u7406\u5668\u55ce\uff1f<\/strong><\/h3>\n<p>\u4e00\u822c\u4f86\u8aaa\uff0c\u6578\u5b78\u5354\u8655\u7406\u5668\u8207\u73fe\u4ee3\u904b\u7b97\u7cfb\u7d71\u4e0d\u76f8\u5bb9\uff0c\u56e0\u70ba\u5b83\u5011\u662f\u70ba\u7279\u5b9a\u7684\u820a\u67b6\u69cb\u8a2d\u8a08\u7684\u3002\u5927\u591a\u6578\u529f\u80fd\u5df2\u5438\u6536\u5230\u73fe\u4ee3 CPU \u548c GPU \u4e2d\u3002<\/p>\n<h3><strong>3. \u6578\u5b78\u5354\u8655\u7406\u5668\u5982\u4f55\u6539\u8b8a\u500b\u4eba\u904b\u7b97\u7684\u683c\u5c40\uff1f<\/strong><\/h3>\n<p>\u6578\u5b78\u5354\u8655\u7406\u5668\u4f7f\u500b\u4eba\u96fb\u8166\u80fd\u5920\u9032\u884c\u8907\u96dc\u7684\u6578\u5b78\u8a08\u7b97\uff0c\u800c\u9019\u4e9b\u8a08\u7b97\u4ee5\u524d\u662f\u70ba\u66f4\u5f37\u5927\u548c\u66f4\u6602\u8cb4\u7684\u7cfb\u7d71\u4fdd\u7559\u7684\u3002\u9019\u7a2e\u53ef\u8a2a\u554f\u6027\u63a8\u52d5\u4e86\u5404\u500b\u9818\u57df\u904b\u7b97\u7684\u767c\u5c55\uff0c\u4fc3\u4f7f\u684c\u9762\u7cfb\u7d71\u6f14\u8b8a\u6210\u6211\u5011\u4eca\u5929\u6240\u4f9d\u8cf4\u7684\u591a\u529f\u80fd\u6a5f\u5668\u3002<\/p>\n<p><a class=\"xiaomi\" href=\"https:\/\/www.howtogeek.com\/the-quirky-history-of-math-coprocessors\/\" rel=\"noopener noreferrer nofollow\" target=\"_blank\">\u4f86\u6e90\u548c\u5716\u7247<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u62ec \u6578\u5b78\u5354\u8655\u7406\u5668\u5229\u7528\u5c08\u7528\u65bc\u6578\u5b78\u904b\u7b97\u7684\u5c08\u7528\u6676\u7247\u5fb9\u5e95\u6539\u8b8a\u4e86 CPU \u6548\u80fd\u3002 Intel 8087 \u7b49\u5275\u65b0\u578b\u865f\u589e\u5f37\u4e86\u500b\u4eba\u96fb\u8166\u7684\u529f\u80fd\uff0c\u4f7f\u5b83\u5011\u80fd\u5920\u627f\u64d4\u5148\u524d\u70ba\u5927\u578b\u7cfb\u7d71\u4fdd\u7559\u7684\u8907\u96dc\u4efb\u52d9\u3002 Cyrix \u7b49\u516c\u53f8\u6210\u70ba\u6578\u5b78\u5354\u8655\u7406\u5668\u9818\u57df\u7684\u5f37\u5927\u7af6\u722d\u8005\uff0c\u6311\u6230\u4e86\u82f1\u7279\u723e\u7684\u4e3b\u5c0e\u5730\u4f4d\u3002 \u5728\u73fe\u4ee3\u904b\u7b97\u4e2d\uff0c\u4eba\u5011\u671f\u671b CPU \u548c GPU 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