[Beowulf] What happened to AMD GPU?

Michael Di Domenico mdidomenico4 at gmail.com
Wed Mar 4 11:26:39 PST 2015

On Wed, Mar 4, 2015 at 2:07 PM, C Bergström <cbergstrom at pathscale.com> wrote:
> Frankly, it's visible we still aren't the best performance on some
> codes.. Those issues basically fall into two camps and we're working
> on it.
> -----------
> Having said this..
> Would anyone build an AMD GPU cluster if
> 1) The GPU was 30-40% faster than a K40
> 2) It cost less
> 3) OpenACC/OpenMP4/CUDA programming models were high performance and supported
> 4) More oncard ram
> -----------

if the AMD's showed a 30-40% increase in performance over a k40, i'd
buy them.  but our lock in with CUDA would make it difficult...

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