just a small benchmark...
each node - 2 x Xeon E5-2680v2 + 2 x NVIDIA K20X GPGPUs
42827 atoms - vsites - 4fs
1 node142 ns/day 2 nodes FDR14 218 ns/day
4 nodes FDR14 257 ns/day
8 nodes FDR14 326 ns/day
16 nodes FDR14 391 ns/day (global warming)
best,
timo
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29420 Atoms with a some tuning of the write out and communication intervals:
nodes again: 2 x Xeon E5-2680v2 + 2 x NVIDIA K20X GPGPUs @ 4fs vsites
1 node 212 ns/day
2 nodes 295 ns/day
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