{"id":44387,"date":"2017-05-09T19:03:54","date_gmt":"2017-05-09T11:03:54","guid":{"rendered":"http:\/\/www.homejamesfinance.com\/?p=44387"},"modified":"2017-05-09T19:03:54","modified_gmt":"2017-05-09T11:03:54","slug":"3d-xpoint-%e6%98%afnand%e9%97%aa%e5%ad%98%e6%9d%80%e6%89%8b%e8%bf%98%e6%98%afdram%e7%9a%84%e6%9b%bf%e4%bb%a3%e5%93%81%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.homejamesfinance.com\/p\/44387.html","title":{"rendered":"3D XPoint\u2014\u2014\u662fNAND\u95ea\u5b58\u6740\u624b\u8fd8\u662fDRAM\u7684\u66ff\u4ee3\u54c1\uff1f"},"content":{"rendered":"

\"\"<\/a><\/p>\n

2015\u5e74\uff0c\u4f5c\u4e3a\u81eaNAND\u95ea\u5b58\u4ee5\u6765\u7684\u9996\u9879\u65b0\u578b\u975e\u6613\u5931\u6027\uff0c\u89c4\u6a21\u5316\u5b58\u50a8\u6280\u672f\uff0c3D XPoint\u7531\u5f00\u53d1\u4f19\u4f34\u82f1\u7279\u5c14\u548c\u7f8e\u5149\u9996\u6b21\u53d1\u5e03\uff0c\u5f53\u65f6\u79f0\u5176\u901f\u5ea6\u548c\u8010\u4e45\u6027\u90fd\u662fNAND\u95ea\u5b58\u76841000\u500d\uff0c\u5f15\u8d77\u5de8\u5927\u8f70\u52a8\u3002<\/p>\n

\u4f46\u540e\u6765\u8bc1\u5b9e\u8fd9\u4e2a\u6027\u80fd\u6bd4\u53ea\u662f\u7406\u8bba\u4e0a\u7684\uff0c3D XPoint\u7684\u5b9e\u9645\u6d4b\u8bd5\u7ed3\u679c\u662f\u6bd4NAND\u7684\u901f\u5ea6\u5feb10\u500d\uff0c\u540e\u8005\u9700\u8981\u5728\u65b0\u6570\u636e\u5199\u5165\u4e4b\u524d\u64e6\u9664\u73b0\u6709\u6570\u636e\u3002\u6b64\u5916\uff0c\u8fd9\u4e2a\u65b0\u7684\u56fa\u6001\u5b58\u50a8\u5668\u53ef\u80fd\u56e0\u4e3a\u4ef7\u683c\u7ea6\u4e3aDRAM\u7684\u4e00\u534a\uff08\u867d\u7136\u6bd4NAND\u8981\u8d35\uff09\u800c\u5728\u6570\u636e\u4e2d\u5fc3\u5982\u9c7c\u5f97\u6c34\u3002<\/p>\n

\u4e0e\u6b64\u540c\u65f6\uff0c\u968f\u7740\u4ea4\u6613\u578b\u6570\u636e\u7684\u589e\u957f\uff0c\u4e91\u8ba1\u7b97\uff0c\u6570\u636e\u5206\u6790\u548c\u65b0\u4e00\u4ee3\u5de5\u4f5c\u8d1f\u8f7d\u5c06\u9700\u8981\u66f4\u9ad8\u7684\u6027\u80fd\u5b58\u50a8\u3002<\/p>\n

Gartner\u534a\u5bfc\u4f53\u4e0eNAND\u95ea\u5b58\u7814\u7a76\u526f\u603b\u88c1\uff0cJoseph Unsworth\u8868\u793a\uff1a\u201c\u8fd9\u662f\u4e00\u9879\u91cd\u8981\u7684\u6280\u672f\uff0c\u5b83\u5c06\u5bf9\u6570\u636e\u4e2d\u5fc3\u7684\u4f7f\u7528\u4ea7\u751f\u91cd\u5927\u5f71\u54cd\uff0c\u800c\u5bf9PC\u65b9\u9762\u5f71\u54cd\u7a0b\u5ea6\u8f83\u5c0f\u3002\u4e0d\u8bba\u662f\u8d85\u5927\u89c4\u6a21\u6570\u636e\u4e2d\u5fc3\uff0c\u4e91\u670d\u52a1\u63d0\u4f9b\u5546\u8fd8\u662f\u4f20\u7edf\u4f01\u4e1a\u7ea7\u5b58\u50a8\u5ba2\u6237\uff0c\u5b83\u4eec\u90fd\u5bf9\u8fd9\u9879\u6280\u672f\u611f\u5174\u8da3\u3002\u201d<\/strong><\/p>\n

\u867d\u71363D XPoint\u4e0d\u4f1a\u8ba9\u516c\u53f8\u5f7b\u5e95\u6dd8\u6c70\u548c\u66f4\u6362\u5b83\u4eec\u7684\u6240\u6709\u670d\u52a1\u5668DRAM\uff0c\u4f46\u5b83\u80fd\u8ba9IT\u7ecf\u7406\u901a\u8fc7\u66f4\u6362\u5176\u4e2d\u7684\u4e00\u90e8\u5206\u6765\u964d\u4f4e\u6210\u672c\uff0c\u540c\u65f6\u4e5f\u589e\u5f3a\u4e86\u5176\u57fa\u4e8eNAND\u95ea\u5b58\u7684SSD\u6027\u80fd\u3002<\/p>\n

3D XPoint\u662f\u4ec0\u4e48\uff1f<\/strong>\u7b80\u800c\u8a00\u4e4b\uff0c\u5b83\u662f\u4e00\u79cd\u975e\u6613\u5931\u6027\u56fa\u6001\u5b58\u50a8\u65b0\u5f62\u5f0f\uff0c\u6027\u80fd\u548c\u8010\u4e45\u6027\u6bd4NAND\u95ea\u5b58\u9ad8\u5f97\u591a\u3002\u800c\u4ef7\u683c\u65b9\u9762\uff0c\u5b83\u5904\u4e8eDRAM\u548cNAND\u4e4b\u95f4\u3002<\/p>\n

\u76ee\u524dDRAM\u7684\u6210\u672c\u5728\u6bcfGB\u5bb9\u91cf5\u7f8e\u5143\u5de6\u53f3; NAND\u7ea6\u4e3a\u6bcfGB\u5bb9\u91cf25\u7f8e\u5206\u3002\u636eGartner\u4ecb\u7ecd\uff0c3D XPoint\u9884\u8ba1\u5728\u5927\u6279\u91cf\u8d2d\u4e70\u57fa\u7840\u4e0a\uff0c\u6bcfGB\u5bb9\u91cf\u6210\u672c\u7ea62.40\u7f8e\u5143\u3002\u81f3\u5c11\u52302021\u5e74\uff0c\u5b83\u7684\u6210\u672c\u90fd\u8981\u9ad8\u4e8eNAND\u3002<\/strong><\/p>\n

\u867d\u7136\u82f1\u7279\u5c14\u548c\u7f8e\u5149\u90fd\u6ca1\u6709\u8be6\u7ec6\u8bf4\u660e3D XPoint\u662f\u4ec0\u4e48\uff0c\u4f46\u5b83\u4eec\u8868\u793a\uff0c3D XPoint\u4e0d\u662f\u57fa\u4e8e\u7535\u5b50\u7684\u5b58\u50a8\u3002\u5c31\u50cf\u95ea\u5b58\u548cDRAM\u4e00\u6837\uff0c\u5b83\u4e0d\u4f7f\u7528\u6676\u4f53\u7ba1\u3002\u53cc\u65b9\u8fd8\u8868\u793a\uff0c\u5b83\u4e5f\u4e0d\u662f\u7535\u963b\u5f0fRAM\uff08ReRAM\uff09\u6216\u5fc6\u963b\u5668\u2014\u2014\u88ab\u8ba4\u4e3a\u662fNAND\u672a\u6765\u53ef\u80fd\u7684\u7ade\u4e89\u5bf9\u624b\u7684\u4e24\u79cd\u65b0\u5174\u975e\u6613\u5931\u6027\u5b58\u50a8\u6280\u672f\u3002<\/p>\n

\u8fd9\u4e2a\uff08\u7531\u5b58\u50a8\u4e13\u5bb6\u652f\u6301\u7684\uff09\u6392\u9664\u6cd5\u5f97\u51fa\u7684\u7ed3\u8bba\u662f\uff0c3D XPoint\u662f\u4e00\u79cd\u76f8\u53d8\u5b58\u50a8\u5668\uff0c\u56e0\u4e3a\u7f8e\u5149\u5148\u524d\u5f00\u53d1\u4e86\u8fd9\u9879\u6280\u672f\u5e76\u4e14\u5b83\u7684\u7279\u6027\u4e0e3D XPoint\u975e\u5e38\u7c7b\u4f3c\u3002<\/strong><\/p>\n

PCM\u662f\u4e00\u79cd\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\u7684\u5f62\u5f0f\uff0c\u662f\u5c06\u73bb\u7483\u72b6\u6750\u6599\uff08\u6211\u4eec\u79f0\u4e3a\u786b\u5c5e\u5316\u7269\uff09\u4ece\u7ed3\u6676\u5230\u975e\u7ed3\u6676\u72b6\u6001\u7684\u76f8\u4e92\u8f6c\u5316\u4ea7\u751f\u7684\u5bfc\u7535\u6027\u5dee\u5f02\u6765\u5b58\u50a8\u6570\u636e\u3002\u8be5\u63cf\u8ff0\u4e0e\u7f8e\u5149\u6d41\u7a0b\u96c6\u6210\u4e3b\u7ba1\uff0cRuss Meyer\u516c\u5f00\u8868\u793a\u7684\uff0c\u5b58\u50a8\u5143\u4ef6\u672c\u8eab\u53ea\u662f\u5728\u4e24\u4e2a\u4e0d\u540c\u7684\u7535\u963b\u72b6\u6001\u4e4b\u95f4\u79fb\u52a8\u7684\u8bf4\u6cd5\u76f8\u7b26\u3002\u5728PCM\u4e2d\uff0c\u975e\u6676\u6001\u7684\u9ad8\u7535\u963b\u8bfb\u4f5c\u4e8c\u8fdb\u52360;\u8f83\u4f4e\u7535\u963b\u7684\u7ed3\u6676\u72b6\u6001\u8bfb\u4e3a1\u3002<\/p>\n

\u4e3a\u4ec0\u4e483D XPoint\u4f1a\u5982\u6b64\u53d7\u5173\u6ce8\uff1f\u56e0\u4e3a3D XPoint\u6280\u672f\u8de8PCIe\/NVMe\u63a5\u53e3\u63d0\u4f9b\u4e8610\u500d\u7684NAND\u95ea\u5b58\u6027\u80fd\uff0c\u548c1000\u500d\u7684\u8010\u4e45\u6027\u3002NAND\u95ea\u5b58\u76841000\u500d\u8010\u4e45\u6027\u5c06\u8d85\u8fc7\u4e00\u767e\u4e07\u6b21\u7684\u64e6\u5199\u5468\u671f\uff0c\u8fd9\u610f\u5473\u7740\u65b0\u7684\u5185\u5b58\u5c06\u80fd\u591f\u5904\u4e8e\u4e0d\u8d25\u4e4b\u5730\u3002<\/strong><\/p>\n

\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u73b0\u5728NAND\u95ea\u5b58\u6301\u7eed3000\u523010000\u6b21\u7684\u64e6\u5199\u5468\u671f\u3002\u91c7\u7528\u78e8\u635f\u5747\u8861\u548c\u7ea0\u9519\u8f6f\u4ef6\u53ef\u4ee5\u6539\u5584\u64e6\u5199\u5468\u671f\uff0c\u4f46\u4ecd\u4e0d\u80fd\u63a5\u8fd1100\u4e07\u6b21\u64e6\u5199\u5468\u671f\u3002<\/p>\n

3D XPoint\u7684\u4f4e\u5ef6\u8fdf\u2014\u2014\u662fNAND\u95ea\u5b58\u7684\u5343\u5206\u4e4b\u4e00\uff0cDRAM\u5ef6\u8fdf\u7684\u5341\u500d\uff0c\u8fd9\u5c24\u5176\u7a81\u663e\u4e86\u5176\u63d0\u4f9b\u9ad8IO\u64cd\u4f5c\uff08\u5982\u4e8b\u52a1\u6570\u636e\u6240\u9700\u7684\uff09\u7684\u80fd\u529b\u3002<\/strong><\/p>\n

\u8be5\u7ec4\u5408\u8ba93D XPoint\u586b\u8865\u4e86\u6570\u636e\u4e2d\u5fc3\u5b58\u50a8\u5668\u4f53\u7cfb\u2014\u2014\u5176\u4e2d\u5305\u62ec\u5904\u7406\u5668\u4e0a\u7684SRAM\uff0cDRAM\uff0cNAND\u95ea\u5b58\uff08SSD\uff09\uff0c\u786c\u76d8\u548c\u78c1\u5e26\u6216\u5149\u76d8\u2014\u2014\u7684\u7f3a\u9677\u3002\u5b83\u5c06\u9002\u7528\u4e8e\u6613\u5931\u6027DRAM\u548c\u975e\u6613\u5931\u6027NAND\u95ea\u5b58\u56fa\u6001\u5b58\u50a8\u3002<\/p>\n

\u90a3\u4e48\u4e3a\u4ec0\u4e48\u5bf9\u4e00\u4e9b\u6570\u636e\u4e2d\u5fc3\u6709\u597d\u5904\u5462\uff1f<\/strong>\u82f1\u7279\u5c14\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\u89e3\u51b3\u65b9\u6848\u7ec4NVM\u89e3\u51b3\u65b9\u6848\u67b6\u6784\u603b\u76d1\uff0cJames Myers\u8868\u793a\uff0c3D XPoint\u65e8\u5728\u670d\u52a1\u672a\u4f18\u5316\u5185\u5b58\u5904\u7406\u7684\u968f\u673a\u4e8b\u52a1\u6570\u636e\u96c6\u670d\u52a1\u3002<\/strong>\u4f8b\u5982\uff0c\u5b83\u53ef\u4ee5\u7528\u4e8e\u5bf9\u73b0\u6709\u6570\u636e\u96c6\u6267\u884c\u6709\u9650\u7684\u5b9e\u65f6\u5206\u6790\u6216\u5b58\u50a8\u548c\u66f4\u65b0\u8bb0\u5f55\uff0c\u6bd5\u7adf\u6ca1\u6709\u591a\u5c11\u4eba\u60f3\u4e3a\u8d8a\u6765\u8d8a\u9ad8\u7684\u8fde\u7eed\u541e\u5410\u91cf\u6765\u989d\u5916\u4ed8\u94b1\u3002<\/p>\n

\u76f8\u53cd\u5730\uff0cNAND\u95ea\u5b58\u5c06\u5728\u5b58\u50a8\u8fd1\u7ebf\u6570\u636e\u65b9\u9762\u5c55\u73b0\u4f18\u52bf\uff0c\u4f7f\u7528\u9762\u5411\u5217\u7684\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u6267\u884c\u5206\u6790\u3002\u4f46\u8fd9\u9700\u898132\u4e2a\u6216\u66f4\u591a\u7a81\u51fa\u7684\u8bfb\/\u5199\u64cd\u4f5c\u6216\u66f4\u9ad8\u7684\u961f\u5217\u6df1\u5ea6\u3002<\/p>\n

\u82f1\u7279\u5c14\u9996\u6b3e3D XPoint SSD\uff08P4800X\uff09\u53ef\u4ee5\u572816\u751a\u81f3\u66f4\u5c11\u7684\u961f\u5217\u6df1\u5ea6\u6267\u884c\u9ad8\u8fbe\u8bfb\u53d6IOPS\u4e3a550000\uff0c\u5199\u5165IOPS\u4e3a500000\u3002<\/strong>\u867d\u7136\u82f1\u7279\u5c14\u7684\u9876\u7ea7NAND\u95ea\u5b58SSD\u80fd\u591f\u5b9e\u73b0400000IOPS\u751a\u81f3\u66f4\u9ad8\u7684\u6027\u80fd\uff0c\u4f46\u5b83\u4eec\u53ea\u80fd\u5728\u66f4\u6df1\u7684\u961f\u5217\u6df1\u5ea6\u4e0a\u624d\u80fd\u5b9e\u73b0\u3002<\/p>\n

\u50cfDRAM\u4e00\u6837\uff0c3D XPoint\u53ef\u4ee5\u6309\u5b57\u8282\u5bfb\u5740\uff0c\u8fd9\u610f\u5473\u7740\u6bcf\u4e2a\u5b58\u50a8\u5355\u5143\u90fd\u6709\u4e00\u4e2a\u72ec\u7279\u7684\u4f4d\u7f6e\u3002\u4e0e\u5757\u7ea7NAND\u4e0d\u540c\uff0c\u5728\u5e94\u7528\u7a0b\u5e8f\u641c\u7d22\u6570\u636e\u65f6\u6ca1\u6709\u5f00\u9500\u3002<\/p>\n

\u636eIDC\u79f0\uff0c3D XPoint\u4f5c\u4e3a\u4e00\u4e2a\u65b0\u5b58\u50a8\u5c42\u7684\u63a8\u51fa\uff0c\u662f\u4ece\u5927\u578b\u4e91\u548c\u5927\u89c4\u6a21\u6570\u636e\u4e2d\u5fc3\u6210\u4e3a\u6280\u672f\u4e3b\u5bfc\u529b\u91cf\u4ee5\u6765\u9996\u8981\u6280\u672f\u8f6c\u578b\u4e4b\u4e00\u3002<\/strong><\/p>\n

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