Re: [AMBER] pmemd.cuda fails with "cudaMemcpyToSymbol: SetSim copy to cSim failed invalid device symbol"

From: David A Case <>
Date: Mon, 3 May 2021 08:11:08 -0400

On Mon, May 03, 2021, Laura SCALVINI wrote:
>I am installing Amber16 with AmberTools17 on a redhat 7 workstation with
>2 NVIDIA GeForce RTX 3070. I have installed the Nvidia Driver version
>460.73.01 and the Cuda toolkit 8.0 version 8.0.61.
>cudaMemcpyToSymbol: SetSim copy to cSim failed invalid device symbol

According to the Amber GPU Hardware page
(, the RTX 3070 card requires at least
version 11 of the Cuda toolkit. I'm also suspecting (others can chime in
here) that you will need to upgrade Amber itself as well, to version 20.
Support for CUDA 11 wasn't added until August of 2020.


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Received on Mon May 03 2021 - 05:30:03 PDT
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