Re: GPU acceleration by using ATI video card

From: Axel Kohlmeyer (
Date: Fri Dec 14 2012 - 02:56:14 CST

On Fri, Dec 14, 2012 at 9:49 AM, Aron Broom <> wrote:
> I believe that at the moment this is true.
> For the time being, you can consider some alternatives. I believe OpenMM
> will function with ATI cards, and hence, I suspect the GPU enhanced
> functions in GROMACS will also do the same. I thought also that LAMMPS
> allows ATI cards?
> OpenCL used to be fairly inferior to CUDA by all accounts (I'm speaking from
> 2nd hand knowledge, so could easily be very wrong) but my impression is that
> things are much more equivalent now, so perhaps both will be supported
> eventually. From a GPU computing perspective this can only be a good thing,
> as nVidia's pseudo-monopoly is not ideal.
> ~Aron
> On Fri, Dec 14, 2012 at 3:28 AM, dongsheng lei <>
> wrote:
>> Hello,
>> I want to run GPU accelerated NAMD on my computer which has a ATI video
>> card. However, according to the NAMD user guide and online information, GPU
>> accelerated NAMD can only function with nvidia video cards, which are
>> CUDA-capable. I want to know does it mean that we can not run GPU
>> accelerated NAMD by using ATI video card in any case, currently?
>> I heard that NVIDIA Contributes CUDA Compiler to Open Source Community and
>> wish we can use ATI video cards to run NAMD with GPU acceleration in the
>> future.
>> Best wishes to you,
>> Dongsheng Lei
> --
> Aron Broom M.Sc
> PhD Student
> Department of Chemistry
> University of Waterloo

Dr. Axel Kohlmeyer
International Centre for Theoretical Physics, Trieste. Italy.

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