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cluster:109 [2013/02/02 15:22] hmeij [Lammps GPU Testing (EC)] |
cluster:109 [2013/02/02 15:26] hmeij [Lammps GPU Testing (EC)] |
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CPU only 1 hour 5 mins | CPU only 1 hour 5 mins | ||
1 GPU 5 mins and 15 secs (a 18-19 times peed up) | 1 GPU 5 mins and 15 secs (a 18-19 times peed up) | ||
- | 2 GPUs 2 mins (see below) | + | 2 GPUs 2 mins |
Francis' | Francis' | ||
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|CPU only| -np 1 | -np 6 | -np 12 | -np 24 | -np 36 | | |CPU only| -np 1 | -np 6 | -np 12 | -np 24 | -np 36 | | ||
|loop times| | |loop times| | ||
- | |GPU only| 1xK20 | 2xK20 | 3xK20 | 4xK20 | -np 1-4 | | + | |GPU only| 1xK20 | 2xK20 | 3xK20 | 4xK20 | |
|loop times| | |loop times| | ||
^3d Lennard-Jones melt: for 100,000 steps with 32,000 atoms^^^^^^ | ^3d Lennard-Jones melt: for 100,000 steps with 32,000 atoms^^^^^^ | ||
- | |GPU only| 1xK20 | 2xK20 | 3xK20 | 4xK20 | -np 1-4 | | + | |GPU only| 1xK20 | 2xK20 | 3xK20 | 4xK20 | |
|loop times| | |loop times| | ||