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cluster:175 [2018/09/22 12:47] hmeij07 [Lammps] |
cluster:175 [2018/09/22 12:48] hmeij07 [Lammps] |
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On our GTX server best performance was a ratio of 16:4 cpu:gpu for 932,493 tau/day (11x faster than our K20). However scaling the job to a ratio of cpu:gpu of 4:2 yields 819,207 tau/day which means a quad server can deliver about 1.6 million tau/day. | On our GTX server best performance was a ratio of 16:4 cpu:gpu for 932,493 tau/day (11x faster than our K20). However scaling the job to a ratio of cpu:gpu of 4:2 yields 819,207 tau/day which means a quad server can deliver about 1.6 million tau/day. | ||
- | A single P100 beat this easily coming in at 2.6 million tau/day. Spreading the problem over more gpus did raise overall performance to 3.3 million tau/day. However, four cpu:gpu 1:1 jobs would achieve slightly over 10 million tau/day. That is almost 10x faster than the GTX server. | + | A single P100 gpu beats this easily coming in at 2.6 million tau/day. Spreading the problem over more gpus did raise overall performance to 3.3 million tau/day. However, four cpu:gpu 1:1 jobs would achieve slightly over 10 million tau/day. That is almost 10x faster than our GTX server. |
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