OK, thanks Scott !
Best,
Marek
Dne Thu, 15 Sep 2011 21:05:50 +0200 Scott Le Grand <varelse2005.gmail.com>
napsal/-a:
> SLI is irrelevant. Long before I wrote the AMBER code, I worked on the
> SLI
> project at NVIDIA in its formative days. That said, there is some
> technology in SLI that could be exploited to improve the performane of
> multi-GPU CUDA, but it hasn't been done yet as it's a lot of work.
>
> CPU is mostly irrelevant. Just buy the current best !/$ CPU and spend
> the
> rest of the money on GPUs.
>
>
>
>
>
> 2011/9/15 Marek Maly <marek.maly.ujep.cz>
>
>> Hi All,
>> I have just two quick technical questions
>>
>> Am I right that contrary to gaiming/graphical applications, SLI is not
>> actually so important for
>> Amber parallel GPU calculations ( just deducing from this contribution
>> http://archive.ambermd.org/201106/0005.html )
>>
>> Or Am I wrong ?
>>
>> Another thing.
>>
>> If one thinks also about AMD alternative to build multi-GPU system ( for
>> example "MSI 990FXA-GD80 - AMD 990FX" + 3 x GPU)
>> is it worth to wait a little for new AMD FX "Bulldozers" ? Based on
>> several discussions here I think, that speaking just
>> about Amber GPU calculations, difference in using "AMD Phenom II X6
>> 1100T
>> Black Edition" or new 6 or 8 cores Bulldozer
>> will be negligible. So only in case, that the machine will be used also
>> for non-GPU calculations ( for example MM-PBSA
>> analyses ) one can obtain some interesting gain using new AMD FXs so in
>> such a case it is worth to wait some last weeks ( hopefully :))
>> ) for these nice 32nm guys.
>>
>> Am I right ?
>>
>> Thanks in advance for your comments !
>>
>> Best wishes,
>>
>> Marek
>>
>>
>>
>>
>>
>>
>>
>>
>>
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Received on Thu Sep 15 2011 - 12:30:05 PDT
