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Godson-3B是一款基于65nm CMOS工艺的8核高性能通用处理器,集成了约5.826亿个晶体管,工作频率达1.05GHz,峰值双精度浮点性能为128GFLOPS,功耗仅40W。该处理器通过8核架构和能效优化,实现了3.2GFLOPS/W的高能效比,解决了高性能与低功耗的平衡问题。
processor series, the Godson-3B processor is an 8-core high-performance general-purpose processor implemented in 65nm CMOS low-power general-purpose mixed process with 7 layers of Cu metallization. Godson-3B contains 582.6M transistors (including 4MB L2-cache) within 299.8mm2 area. The number of signal pins in Godson-3B is 654. The highest frequency of Godson-3B is 1.05GHz, and the peak performance is 128GFLOPS (double-precision) or 256GFLOPS (single-precision) at 1GHz frequency with 40W power consumption. Godson-3B has an energy efficiency of 3.2GFLOPS/W. Other state-of-art high-performance processors have energy efficency of ~1.3GFOPS/W (Westmere [2]) and ~1.5GFLOPS/W (Power7 [3,4]). As shown in Fig. 4.4.1, Godson-3B contains 2 nodes while being able to scale to 16 nodes
Weiwu Hu1,2, Ru Wang1,2, Yunji Chen1,2, Baoxia Fan1,2, Shiqiang Zhong1,2,
Xiang Gao2, Zichu Qi1,2, Xu Yang2 1 Chinese Academy of Sciences, Beijing, China, Loongson Technologies, Beijing, China 2 As the latest product of Godson