面向多尺度拓扑优化的渐进均匀化GPU并行算法研究
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夏兆辉,刘健力,高百川,聂涛,余琛,陈龙,余金桂
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Efficient GPU parallel strategy for multi-scale topology optimization via asymptotic homogenization
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Zhaohui XIA,Jianli LIU,Baichuan GAO,Tao NIE,Chen YU,Long CHEN,Jingui YU
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| 表7 运行时间及加速比 |
| Table 7 Running time and acceleration ratio |
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| 序号 | 分辨 率 | 自由 度数 | 步骤 | 运行时间/s | 加速比 |
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| CPUM | GPUCUDA |
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| 1 | 43 | 192 | S1 S2 S3 | 0.068 0.007 0.004 | 0.199 1.018 0.435 | 0.342 0.007 0.009 | | 2 | 83 | 1 536 | S1 S2 S3 | 0.076 0.098 0.045 | 0.179 1.016 0.418 | 0.425 0.097 0.108 | | 3 | 163 | 12 288 | S1 S2 S3 | 0.101 0.733 0.143 | 0.189 0.966 0.270 | 0.534 0.759 0.530 | | 4 | 323 | 98 304 | S1 S2 S3 | 0.347 9.434 1.464 | 0.190 1.454 0.517 | 1.826 6.488 2.832 | | 5 | 643 | 786 432 | S1 S2 S3 | 1.980 112.796 10.274 | 0.183 3.759 1.072 | 10.820 30.007 9.584 | | 6 | 1283 | 6 291 456 | S1 S2 S3 | 14.421 1 397.177 77.820 | 0.192 36.116 6.897 | 75.109 38.686 11.283 |
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