OK,
thanks again ! If anyone has experience with Amber calculations on
a single socket machine with a 4 core CPU equipped with 4 GPUs,
please comment.
Best wishes,
Marek
Dne Tue, 13 Sep 2011 19:25:20 +0200 Ross Walker <ross.rosswalker.co.uk>
napsal/-a:
>> first of all thanks a lot for your complex answer !
>> In fact I assume mainly independent single GPU jobs. So if I understood
>> well, in such case there should not be problem considering below
>> mentioned
>> motherboard/CPU/4xGPU. Am I right ?
>
> For single GPU runs (i.e. 4 independent jobs) then things should be fine
> assuming the I/O can keep up etc. The caveat with that is that I have not
> actually tried 4 GPUs in a single socket machine with a 4 core GPU so am
> speaking from a theoretical standpoint here given how the AMBER GPU code
> works. Someone else who is running such a system might want to chime in
> with
> some specific performance numbers if they have them.
>
> All the best
> Ross
>
> /\
> \/
> |\oss Walker
>
> ---------------------------------------------------------
> | Assistant Research Professor |
> | San Diego Supercomputer Center |
> | Adjunct Assistant Professor |
> | Dept. of Chemistry and Biochemistry |
> | University of California San Diego |
> | NVIDIA Fellow |
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Received on Tue Sep 13 2011 - 11:00:03 PDT
