{"id":2824,"date":"2020-04-10T06:10:28","date_gmt":"2020-04-10T06:10:28","guid":{"rendered":"http:\/\/localhost:8080\/why-ddr5-is-the-industrys-powerful-next-gen-memory\/"},"modified":"2026-06-18T18:08:00","modified_gmt":"2026-06-18T10:08:00","slug":"why-ddr5-is-the-industrys-powerful-next-gen-memory","status":"publish","type":"post","link":"https:\/\/news.skhynix.com\/cn\/why-ddr5-is-the-industrys-powerful-next-gen-memory\/","title":{"rendered":"DDR5\u4f55\u4ee5\u8dfb\u8eab\u884c\u4e1a\u6b21\u4e16\u4ee3\u5f3a\u529b\u5185\u5b58\uff1f"},"content":{"rendered":"

SK\u6d77\u529b\u58eb\u6df1\u77e5\uff0c\u79d1\u6280\u53d8\u5316\u53d1\u5c55\u65e5\u65b0\u6708\u5f02\uff0c\u5de5\u7a0b\u5e08\u3001\u5f00\u53d1\u5458\u3001\u7814\u7a76\u5458\u548c\u6218\u7565\u987e\u95ee\u5fc5\u987b\u8981\u5bf9\u6b64\u505a\u51fa\u5feb\u901f\u54cd\u5e94\uff0c\u8c28\u614e\u5468\u5bc6\u3001\u884c\u4e4b\u6709\u6548\u5730\u6ee1\u8db3\u5ba2\u6237\u7684\u9700\u6c42\u3002<\/p>\n

2018\u5e7411\u6708\uff0c\u6211\u4eec\u518d\u5f00\u884c\u4e1a\u5148\u6cb3\uff0c\u5728DRAM\u7a7a\u95f4\u65b9\u9762\u5f00\u62d3\u4e86\u5168\u65b0\u7684\u9886\u57df\u3002\u6211\u4eec\u5f00\u53d1\u4e8616Gb\uff08Gigabits\uff09DDR5\uff08Double Data Rate 5\uff09DRAM<\/a>\uff0c\u6210\u4e3a\u884c\u4e1a\u9996\u4e2a\u8fbe\u5230\u7535\u5b50\u8bbe\u5907\u5de5\u7a0b\u8054\u5408\u59d4\u5458\u4f1a\uff08Joint Electron Device Engineering Council, \u7b80\u79f0 JEDEC\uff09\u6807\u51c6\u7684\u5382\u5bb6\u3002<\/p>\n

\u5728\u672a\u6765\u4e00\u6bb5\u65f6\u95f4\u5185\uff0cDDR5\u5c06\u6210\u4e3a\u5168\u7403\u6700\u5f3a\u5927\u7684\u5185\u5b58\u3002\u672c\u6587\u5c06\u4ee5\u6b64\u4e3a\u57fa\u7840\uff0c\u5c55\u671bDDR5\u5f15\u9886\u884c\u4e1a\u53d1\u5c55\u4e4b\u8def\uff0c\u5256\u6790DDR5\u8d85\u8d8a\u4e4b\u524d\u7248\u672c\u7684\u4f18\u70b9\u3002<\/p>\n

\"\"<\/p>\n

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\u9ad8\u8ba1\u7b97\u6027\u80fd\u79bb\u9700\u8981\u9ad8\u5185\u5b58\u5e26\u5bbd\u7684\u652f\u6301<\/h3>\n
<\/div>\n<\/div>\n<\/div>\n

DDR5\u80fd\u591f\u63d0\u4f9b\u5927\u4e8eDDR4\u4e24\u500d\u7684\u5185\u5b58\u5e26\u5bbd\u3002\u9274\u4e8e\u6211\u4eec\u8981\u5904\u7406\u5927\u6570\u636e\u3001\u4eba\u5de5\u667a\u80fd\uff08Artificial Intelligence, \u7b80\u79f0 AI\uff09\u3001\u673a\u5668\u5b66\u4e60\u7b49\u5f15\u9886\u7b2c\u56db\u6b21\u5de5\u4e1a\u9769\u547d\u6280\u672f\u751f\u6210\u7684\u6d77\u91cf\u6570\u636e\uff0c\u5185\u5b58\u5e26\u5bbd\u52a0\u5bbd\u5c31\u663e\u5f97\u5c24\u4e3a\u91cd\u8981\u3002\u603b\u4f53\u800c\u8a00\uff0c\u5b9e\u65f6\u6570\u636e\u5728\u4e0d\u540c\u4e1a\u52a1\u9886\u57df\u4e2d\u7684\u7528\u9014\u4e5f\u5404\u6709\u4e0d\u540c\u3002\u968f\u7740\u9700\u6c42\u7684\u4e0d\u65ad\u589e\u52a0\uff0c\u5904\u7406\u8d85\u5927\u6570\u636e\u7684\u670d\u52a1\u5668\u7cfb\u7edf\u4e5f\u5728\u5feb\u901f\u8fdb\u6b65\u3002<\/p>\n

\u4e3a\u63d0\u9ad8\u541e\u5410\u91cf\uff0cCPU\u6838\u5fc3\u6025\u5267\u589e\u52a0\uff0c\u670d\u52a1\u5668\u4ece4\u6838\uff08core\uff09\u589e\u52a0\u523064\u6838\u3002\u8fd9\u4e00\u8d8b\u52bf\u8fd8\u5c06\u7ee7\u7eed\uff0c\u5bfc\u81f4\u5ba2\u6237\u5bf9\u5185\u5b58\u5e26\u5bbd\u7684\u9700\u6c42\u4e5f\u5728\u63d0\u9ad8\u3002\u4e3a\u6b64\uff0c\u6211\u4eec\u51c6\u5907\u4e86DDR5\uff0c\u5b83\u652f\u6301\u7684\u5e26\u5bbd\u662fDDR43200Mbps\uff09\u7684\u4e24\u500d\u591a\u3002<\/p>\n

2013\u5e74\uff0cDDR3\u8fdb\u5316\u81f3DDR4\uff0c\u6bcf\u4e2a\u53cc\u5217\u76f4\u63d2\u5f0f\u5185\u5b58\u6a21\u5757\uff08dual in-line memory module, \u7b80\u79f0 DIMM\uff09\u7684\u5e26\u5bbd\u4ece1600Mbps\u589e\u81f32133Mbps\uff0c\u63d0\u9ad8\u4e8633%\u3002\u4f46\u5728\u5f00\u53d1DDR5\u65f6\uff0c\u6211\u4eec\u7684\u76ee\u6807\u662f\u8d85\u8d8a4800Mbps\uff0c\u8fd9\u610f\u5473\u7740\u6bcf\u4e2aDIMM\u7684\u5e26\u5bbd\u63d0\u9ad850%\u4ee5\u4e0a\u3002<\/p>\n

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\u53ef\u6269\u5c55\u6027<\/h3>\n
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\u4e3a\u52a0\u5bbd\u5185\u5b58\u5e26\u5bbd\uff0c\u4f7f\u5176\u8fbe\u5230DDR4\u4e24\u500d\u4ee5\u4e0a\uff0c\u76f8\u540c\u65f6\u95f4\u5355\u4f4d\u5185\u5904\u7406\u7684\u6570\u636e\u91cf\u9700\u8981\u589e\u52a0\u4e00\u500d\u3002DDR5\u5c06\u63d0\u9ad8\u6027\u80fd\uff0c\u589e\u5f3a\u80fd\u529b\uff0c\u964d\u4f4e\u80fd\u8017\u548c\u6210\u672c\u6027\u4ef7\u6bd4\uff0c\u80fd\u5b9e\u73b0DDR4\u6240\u4e0d\u80fd\u5b9e\u73b0\u7684\u529f\u80fd\uff0c\u5e76\u65b0\u589e\u5982\u4e0b\u591a\u79cd\u7279\u6027\uff0c\u652f\u6301\u66f4\u9ad8\u7684\u5185\u5b58\u5e26\u5bbd\u3002<\/p>\n

\u9996\u5148\uff0cDDR5\u57fa\u4e8e8\u5185\u5b58\u5e93\u7ec4\u91c7\u7528\u4e8632banks* <\/sup>\u7ed3\u6784\uff0c\u8fd9\u662fDDR4 16banks\uff08\u57fa\u4e8e4\u5185\u5b58\u5e93\u7ec4\uff09\u7ed3\u6784\u7684\u4e24\u500d\u3002\u8fd9\u4fc3\u8fdb\u4e86DDR5\u5185\u5b58\u8bbf\u95ee\u53ef\u7528\u6027\u7684\u53cc\u500d\u589e\u957f\u3002<\/p>\n

\u5176\u6b21\uff0cDDR5\u7684\u7a81\u53d1\u957f\u5ea6\uff08burst length, \u7b80\u79f0 BL\uff09* <\/sup>\u589e\u81f316\uff0c\u8d85\u8fc7DDR4\u76848\uff1b\u8fd9\u662f\u5b9e\u73b0\u5185\u5b58\u8bbf\u95ee\u53ef\u7528\u6027\u53cc\u500d\u589e\u957f\u7684\u53e6\u4e00\u5927\u91cd\u8981\u7279\u6027\u3002<\/p>\n

\u7b2c\u4e09\uff0cDDR4\u5728\u5237\u65b0\u671f\u95f4\u4e0d\u80fd\u8fdb\u884c\u5176\u4ed6\u64cd\u4f5c\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u5237\u65b0\u671f\u95f4\uff0c\u65e0\u6cd5\u901a\u8fc7\u7cfb\u7edf\u8bbf\u95eeDDR4\u3002\u7136\u800c\uff0cDDR5\u5177\u5907\u540c\u5e93\u5237\u65b0\u529f\u80fd\uff0c\u5141\u8bb8\u7cfb\u7edf\u5728\u5f53\u524d\u5185\u5b58\u5e93\u64cd\u4f5c\u671f\u95f4\u8bbf\u95ee\u5176\u5b83\u5185\u5b58\u5e93\uff0c\u8fdb\u800c\u63d0\u9ad8\u4e86\u5185\u5b58\u8bbf\u95ee\u53ef\u7528\u6027\u3002<\/p>\n

\u6700\u540e\uff0c\u5927\u91cf\u901a\u9053\u4e0b\u7684\u4fe1\u53f7\u5b8c\u6574\u6027\u548c\u670d\u52a1\u5668\u7cfb\u7edf\u5185DIMM\/\u5957\u63a5\u5b57\uff08Socket\uff09\u8981\u9762\u4e34\u5f88\u591a\u95ee\u9898\u3002\u7136\u800c\uff0c\u901a\u8fc7\u91c7\u7528\u5224\u5b9a\u53cd\u9988\u5747\u8861\uff08Decision Feedback Equalization, \u7b80\u79f0 DFE\uff09\u7535\u8def\uff0c\u6211\u4eec\u6d88\u9664\u4e86\u901a\u9053\u9ad8\u901f\u64cd\u4f5c\u671f\u95f4\u51fa\u73b0\u7684\u53cd\u5c04\u6027\u566a\u97f3\uff0c\u8fdb\u800c\u6781\u5927\u5730\u63d0\u9ad8\u4e86DDR5\u7684\u6bcf\u9488\u901f\u5ea6\u3002<\/p>\n

\"\"<\/p>\n

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\u53ef\u9760\u6027\u4e0e\u6548\u7387<\/h3>\n
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DDR5\u91c7\u7528\u4e86\u8282\u80fd\u8bbe\u8ba1\uff0c\u6539\u5584\u4e86\u53ef\u9760\u6027\u7279\u6027\uff0c\u6027\u80fd\u6bd4DDR4\u66f4\u4e3a\u5f3a\u52b2\u3002<\/p>\n

\u9996\u5148\uff0cDDR5\u7684\u64cd\u4f5c\u7535\u538b\u76f8\u6bd4DDR4\uff081.2V\uff09\u6709\u6240\u964d\u4f4e\uff0c\u4e3a1.1V\uff0c\u6bd4\u4e4b\u524d\u7248\u672c\u964d\u4f4e20%\u4ee5\u4e0a\u7684\u5e26\u5bbd\u80fd\u8017\uff08power consumption per bandwidth\uff09\u3002<\/p>\n

DDR5\u9996\u6b21\u91c7\u7528\u4e86\u82af\u7247\u5185\u9519\u8bef\u7ea0\u6b63\u4ee3\u7801\uff08error correction code, \u7b80\u79f0 ECC\uff09* <\/sup>\u4ee5\u53ca\u9519\u8bef\u68c0\u67e5\u4e0e\u6e05\u9664\uff08error check and scrub, \u7b80\u79f0 ECS\uff09\uff0c\u4ece\u5185\u90e8\u7ea0\u6b63\u5355\u5b57\u8282\u9519\u8bef\uff0c\u8fdb\u800c\u5b9e\u73b0\u66f4\u4e3a\u53ef\u9760\u7684\u6280\u672f\u8282\u70b9\u4f38\u7f29\u3002\u8be5\u7279\u6027\u6709\u671b\u8fdb\u4e00\u6b65\u964d\u4f4e\u6210\u672c\u3002ECS\u8bb0\u5f55DRAM\u6545\u969c\u5e76\u5411\u4e3b\u673a\u63d0\u4f9b\u9519\u8bef\u6b21\u6570\uff0c\u4ece\u800c\u63d0\u9ad8\u900f\u660e\u5ea6\uff0c\u589e\u5f3a\u670d\u52a1\u5668\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u3001\u53ef\u7528\u6027\u548c\u53ef\u670d\u52a1\u6027\uff08reliability, availability, and serviceability, \u7b80\u79f0 RAS\uff09\u529f\u80fd\u3002<\/p>\n

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\u9700\u6c42\u589e\u957f\uff0c\u6280\u672f\u7075\u4fbf<\/h3>\n
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\u6839\u636e\u5e02\u573a\u7814\u7a76\u516c\u53f8\u56fd\u9645\u6570\u636e\u516c\u53f8\uff08International Data Corporation, \u7b80\u79f0 IDC\uff09<\/a>\u7684\u8c03\u67e5\u7ed3\u679c\uff0c\u5e02\u573a\u5bf9DDR5\u7684\u9700\u6c42\u9884\u8ba1\u4ece2020\u5e74\u8d77\u51fa\u73b0\u589e\u957f\u3002\u81f32021\u5e74\uff0cDDR5\u5360DRAM\u5e02\u573a\u768425%\uff0c\u81f32022\u5e74\u4e3a44%* <\/sup> \u3002SK\u6d77\u529b\u58eb\u5c06\u79ef\u6781\u54cd\u5e94\u5ba2\u6237\u9700\u6c42\uff0c\u6253\u9020\u8d85\u9ad8\u901f\u3001\u9ad8\u6027\u80fd\u7684\u5185\u5b58\uff0c\u4ece10nm\u7ea7\u768416Gb DDR5\u505a\u8d77\uff0c\u5f15\u9886\u672a\u6765\u5e02\u573a\u3002<\/p>\n

\"\"<\/p>\n

SK\u6d77\u529b\u58ebDRAM\u4ea7\u54c1\u89c4\u5212\u90e8\u8d1f\u8d23\u4eba \u39d5\u6210\u6d19\u8868\u793a\uff1a\u201c\u5728\u4ee55G\u3001\u81ea\u52a8\u9a7e\u9a76\u8f66\u8f86\u3001AI\u3001\u589e\u5f3a\u73b0\u5b9e\uff08Augmented Reality, \u7b80\u79f0 AR\uff09\u3001\u865a\u62df\u73b0\u5b9e\uff08Virtual Reality, \u7b80\u79f0 VR\uff09\u3001\u5927\u6570\u636e\u4ee5\u53ca\u5176\u5b83\u5e94\u7528\u4e3a\u4ee3\u8868\u7684\u7b2c\u56db\u6b21\u5de5\u4e1a\u9769\u547d\u4e2d\uff0cDDR5 DRAM\u53ef\u7528\u4e8e\u6b21\u4e16\u4ee3\u9ad8\u6027\u80fd\u8ba1\u7b97\uff08high performance computing, \u7b80\u79f0 HPC\uff09\u548cAI\u6570\u636e\u5206\u6790\u3002DDR5\u8fd8\u53ef\u57fa\u4e8e16Gb\u4e43\u81f324Gb\u5355\u5757\u82af\u7247\u63d0\u4f9b\u66f4\u4e3a\u5e7f\u6cdb\u7684\u5bc6\u5ea6\uff0c\u6ee1\u8db3\u4e91\u670d\u52a1\u5ba2\u6237\u7684\u9700\u6c42\u3002\u76f8\u6bd4\u4e4b\u524d\u7248\u672c\uff0cDDR5\u652f\u6301\u7684\u5bc6\u5ea6\u66f4\u9ad8\uff0c\u6027\u80fd\u53ef\u6269\u5c55\u6027\u66f4\u5f3a\uff0c\u5728\u5f15\u9886\u5927\u6570\u636e\u548cAI\u65f6\u4ee3\u65b9\u9762\uff0c\u7262\u56fa\u5730\u5360\u636e\u4e86\u4e00\u5e2d\u4e4b\u5730\u3002SK\u6d77\u529b\u58eb\u5c06\u501f\u6b64\u4e1c\u98ce\uff0c\u5728\u9ad8\u7ea7\u670d\u52a1\u5668\u5e02\u573a\u4e2d\u786e\u4fdd\u7ade\u4e89\u4f18\u52bf\uff0c\u540c\u65f6\u4e3a\u5ba2\u6237\u63d0\u4f9b\u5353\u5c14\u4e0d\u7fa4\u7684\u5185\u5b58\u89e3\u51b3\u65b9\u6848\u3002\u201d<\/p>\n

SK\u6d77\u529b\u58eb\u5c06\u4e8e\u672c\u5e74<\/a>\u542f\u52a8DDR5\u5185\u5b58\u82af\u7247\u7684\u91cf\u4ea7\u3002\u540c\u65f6\uff0c\u6211\u4eec\u8fd8\u5c06\u4e0d\u61c8\u7814\u7a76\u5f00\u53d1DRAM\u6280\u672f\uff0c\u5f15\u9886\u6b21\u4e16\u4ee3\u534a\u5bfc\u4f53\u53d1\u5c55\u6f6e\u6d41\u3002\u6211\u4eec\u5bf9\u81ea\u5df1\u7684\u5b9a\u4f4d\u662f\uff0c\u6269\u5927\u89c4\u6a21\u3001\u79ef\u6781\u4e3b\u52a8\u5730\u5411\u66f4\u591a\u5ba2\u6237\u4e0d\u65ad\u63d0\u4f9b\u7406\u5ff5\u521b\u65b0\u3001\u6027\u80fd\u9ad8\u5f3a\u3001\u503c\u5f97\u4fe1\u8d56\u7684\u4ea7\u54c1\u3002<\/p>\n

* <\/sup>\u5185\u5b58\u5e93(Bank)\uff1a\u53ef\u72ec\u7acb\u6fc0\u6d3b\u6216\u7981\u7528\u7684\u6570\u636e\u50a8\u5b58\u5355\u5143\u3002\u5df2\u6fc0\u6d3b\u5185\u5b58\u5e93\u4e2d\u7684\u6570\u636e\u53ef\u6309\u5e8f\u5217\u8fdb\u884c\u8bfb\u5199\u64cd\u4f5c\u3002
\n* <\/sup>\u7a81\u53d1\u957f\u5ea6\uff08Burst Length, BL\uff09\uff1a\u57fa\u4e8eDRAM\u4e2d\u5355\u4e2a\u8bfb\/\u5199\u6307\u4ee4\u8f93\u5165\/\u8f93\u51fa\u7684\u6570\u636e\u91cf\u3002
\n* <\/sup>\u9519\u8bef\u7ea0\u6b63\u4ee3\u7801\uff08Error correction code, ECC\uff09\uff1a\u9519\u8bef\u7ea0\u6b63\u4ee3\u7801\u68c0\u6d4b\u5e76\u7ea0\u6b63\u5185\u90e8\u6570\u636e\u9519\u8bef\u3002
\n* <\/sup>Worldwide DRAM Demand and Supply 4Q19\u20134Q20 and 2020\u20132024 Update\u201d, Mar 2020, International Data Corporation.<\/p>\n","protected":false},"excerpt":{"rendered":"

SK\u6d77\u529b\u58eb\u6df1\u77e5\uff0c\u79d1\u6280\u53d8\u5316\u53d1\u5c55\u65e5\u65b0\u6708\u5f02\uff0c\u5de5\u7a0b\u5e08\u3001\u5f00\u53d1\u5458\u3001\u7814\u7a76\u5458\u548c\u6218\u7565\u987e\u95ee\u5fc5\u987b\u8981\u5bf9\u6b64\u505a\u51fa\u5feb\u901f\u54cd\u5e94\uff0c\u8c28\u614e\u5468\u5bc6\u3001\u884c\u4e4b\u6709 [\u2026]<\/p>\n","protected":false},"author":2,"featured_media":2821,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_migrated_source_id":4243,"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[5],"tags":[76,1090,22,1091,1092,1093],"class_list":["post-2824","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech-and-ai","tag-ddr5","tag-dimm","tag-dram","tag-ecc","tag-1092","tag-1093"],"acf":[],"_links":{"self":[{"href":"https:\/\/news.skhynix.com\/cn\/wp-json\/wp\/v2\/posts\/2824","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/news.skhynix.com\/cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/news.skhynix.com\/cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/news.skhynix.com\/cn\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/news.skhynix.com\/cn\/wp-json\/wp\/v2\/comments?post=2824"}],"version-history":[{"count":3,"href":"https:\/\/news.skhynix.com\/cn\/wp-json\/wp\/v2\/posts\/2824\/revisions"}],"predecessor-version":[{"id":5507,"href":"https:\/\/news.skhynix.com\/cn\/wp-json\/wp\/v2\/posts\/2824\/revisions\/5507"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/news.skhynix.com\/cn\/wp-json\/wp\/v2\/media\/2821"}],"wp:attachment":[{"href":"https:\/\/news.skhynix.com\/cn\/wp-json\/wp\/v2\/media?parent=2824"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/news.skhynix.com\/cn\/wp-json\/wp\/v2\/categories?post=2824"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/news.skhynix.com\/cn\/wp-json\/wp\/v2\/tags?post=2824"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}