[gmx-developers] performance 4.6.3 vs 5.0rc1

[Vedran Miletić]

2014-06-27 14:29 GMT+02:00 Szilárd Páll <pall.szilard at gmail.com>:
> Thanks for checking! FYI CUDA 6.0 does have performance regressions,
> but luckily on Kepler hardware the difference is quite small (<=5% in
> the kernel and AFAIR only on CC 3.0), but on Fermi it can be up to
> 15%.
>
> Note to self and to reviewers/documentation writers: I/we should note
> this somewhere in the docs.
>
> Cheers,
> --
> Szilárd

Szilard,

do you have any source for that claim, or is this your experience? I
can only find a thread at NVIDIA forums [1].

Regards,
Vedran

[1] https://devtalk.nvidia.com/default/topic/745471/cuda-6-0-performance-drop-comparing-to-5-5/