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【转载】主流CPU性能比较(Hygon7280、Intel、AMD、鲲鹏920、飞腾2500) -北京赛维博信科技发展有限公司
来源:本人摘自网络,如有侵权请联系删除 | 作者:毛豆 | 发布时间: 2024-06-17 | 5346 次浏览 | 分享到:
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71 numactl -C 88 -m 11 ./bin/stream  -W 5 -N 5 -M 64M //在另外一个socket上测试本numa,和node0性能完全一致
72 STREAM copy latency: 2.93 nanoseconds
73 STREAM copy bandwidth: 5454.67 MB/sec
74 STREAM scale latency: 2.96 nanoseconds
75 STREAM scale bandwidth: 5400.03 MB/sec
76 STREAM add latency: 2.28 nanoseconds

77 STREAM add bandwidth: 10543.42 MB/sec

78 STREAM triad latency: 4.52 nanoseconds
79 STREAM triad bandwidth: 5308.40 MB/sec
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82 numactl -C 7 -m 15 ./bin/stream  -W 5 -N 5 -M 64M
83 STREAM copy latency: 8.73 nanoseconds

84 STREAM copy bandwidth: 1831.77 MB/sec

85 STREAM scale latency: 8.81 nanoseconds

86 STREAM scale bandwidth: 1815.13 MB/sec

87 STREAM add latency: 5.63 nanoseconds

88STREAM add bandwidth: 4265.21 MB/sec
89 STREAM triad latency: 13.09 nanoseconds
90 STREAM triad bandwidth: 1833.68 MB/sec


Lat_mem_rd 用cpu7访问node0和node15对比结果,随着数据的加大,延时在加大,64M时能有3倍差距,和上面测试一致

 

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