Hi!

Will it use CUDA or OpenCL? Second one will be more common since it will work with wider range of platfroms (cpu, gpu, fcpga)

Szilárd Páll писал 27.11.2011 23:50:
Native acceleration = not relying on external libraries. ;)

--
Szilárd



On Sun, Nov 27, 2011 at 9:33 PM, Peter C. Lai <p...@uab.edu> wrote:
Random hijack:

Will the CUDA acceleration support CMAP or will it still be limited to
the limitations of OpenMM that it currently has?

On 2011-11-27 12:10:47PM -0600, Szilárd Páll wrote:
Hi Andrzej,

GROMACS 4.6 is work in progress, it will have native CUDA acceleration with multi-GPU support along a few other improvements. You can expect a speedup in the ballpark of 3x. We will soon have the code available
for testing.

I'm a little skeptical about the 5x of ACEMD. What setting did you
use? AFAIR they were using large time-steps without contraints in
their benchmarks.

Cheers,
--
Szilárd



On Thu, Nov 24, 2011 at 9:53 AM, Andrzej Rzepiela
<andrzej.rzepi...@physik.uni-freiburg.de> wrote:
> Dears,
>
> I would like to ask what performance improvement is expected for future > releases (e.g. 4.6) for PME calculations on gpu cards. Last week I sent > benchmark results for dhfr to the list, which show no performance gain when > the newest versions of tesla cards vs intel xeon R are used (more or less in > agreement of what is presented on the gromacs website). However, for the > same system  simulations with different gpu code, acemd,  on a very similar > machine can be about 5 times faster, as benchmarked recently by my > colleagues, suggesting that performance of gromacs may soon improve. is that
> correct ?
>
>
> Andrzej
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Best Regards,
Alexey 'Alexxy' Shvetsov
Petersburg Nuclear Physics Institute, Russia
Department of Molecular and Radiation Biophysics
Gentoo Team Ru
Gentoo Linux Dev
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