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申威

申威(英语:ShenWeiSunway)是江南计算技术研究所开发的微处理器系列。此种处理器所使用架构的细节仍然不得而知。

历史

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申威系列微处理器的开发主要是被中华人民共和国用于军事方面[來源請求]。根據部分公開資訊表明,此系列的微体系架构基于DEC Alpha衍生而來。[1][2]而SW-3/SW1600处理器則是基于Alpha 21164。[3]

不過申威系列最新的SW26010處理器,目前沒有詳細的資訊表明它是基於DEC Alpha微架構的衍生品。[4][5]不過處理器的處理器核心結構佈局,則是類似於基於POWER指令集架構的Cell微架構

SW-1处理器

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  • 申威系列的第一代处理器,于2006年研制成功
  • 单核
  • 时钟频率为900MHz

SW-2 处理器

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  • 第二代处理器,2008年研制成功
  • 双核
  • 时钟频率为1400 MHz
  • 功耗70至100W

SW-3/SW1600處理器

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  • 第三代处理器,2010年研制成功
  • 16核,采用64位RISC指令集 [6]
  • 时钟频率975-1200 MHz [6]
  • 65 纳米制程
  • 140.8GFLOPS@1.1 GHz
  • 最大存储容量:16 GB
  • 存储器带宽峰值:68 GB/s
  • 四通道128位DDR3内存
  • 四级超标量
  • 两个整数和两个浮点执行单元
  • 7条整数流水线、10条浮点流水线
  • 43位的虚拟地址和40位物理地址
  • 至多支持8TB虚拟内存、1TB物理内存
  • L1缓存:8 KB指令缓存8 KB数据内存[6]
  • L2缓存:96 KB[6]
  • 128位系统总线

SW26010处理器

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另见

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参考资料

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  1. ^ hswz. Jiangnan Computing Lab's Civilian CPU Debut - SW-1. bbs.lemote.com. 2009-05-04 [2011-10-31]. (原始内容存档于2012-03-31). 
  2. ^ 张水合; 刘文晶. 大学信息技术基础与初步编程 = UNIVERSITY INFORMATION TECHNOLOGY FOUNDATION AND PRELIMINARY PROGRAMMING. 兰州: 兰州大学出版社. 2022-09: 20–21. ISBN 978-7-311-06373-3 (中文(中国大陆)). 
  3. ^ Hung-Sheng Tsao. SW1600 and Alpha 21164. LaoTsao's Weblog. 2011-10-29 [2011-10-29]. (原始内容存档于2012-09-02). 
  4. ^ Dongarra, Jack. Report on the Sunway TaihuLight System (PDF). www.netlib.org. 2016-06-20 [2016-06-20]. (原始内容存档 (PDF)于2018-11-10). 
  5. ^ Hemsoth, Nicole. A Look Inside China’s Chart-Topping New Supercomputer. The Next Platform. 20 June 2016 [4 July 2016]. (原始内容存档于2016-06-21). 
  6. ^ 6.0 6.1 6.2 6.3 Novakovic, Nebojsa. Chinese high end CPUs are now in the game – details: Part 2, Alpha. VR-Zone. 26 December 2011 [22 June 2016]. (原始内容存档于2016-08-20). 
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申威
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