Re: does any body know why GPU Acceleration not work on Windows?

From: Miro Astore (
Date: Fri Jun 28 2019 - 00:21:46 CDT

I have had this issue as well, I ran into so many issues with vmd and namd
on windows that I eventually switched to windows. I am running namd on
linux and get about 70% utilisation.

Sorry I couldn't be more helpful.

On Fri, 28 Jun 2019 at 15:15, Milad Lagzian <> wrote:

> Dear all,
> I ask this question before, but unfortunately, no one answered. I have
> seen that some other guys have the same problem.
> Why GPU acceleration of NAMD_CUDA does not work on windows OS? No matter
> what system we use, only around 10% of GPU is engaged in a calculation.
> There is no problem with the CPU version of NAMD.
> All drivers have installed and tested including the latest CUDA toolkit
> and runtime, GPU and ...
> It seems it is the program issue.
> Any suggestion?

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