Hi Ian,
Thank you for your remark! It was mistake. I meant 130% in parallel (2.3-2.4 times faster than 470), but your value is better. I assume parallel calculations too.
Regards,
Filip
--- On Wed, 3/30/11, Gould, Ian R <i.gould.imperial.ac.uk> wrote:
> From: Gould, Ian R <i.gould.imperial.ac.uk>
> Subject: Re: [AMBER] Amber CUDA calcualtion on GeForce GTX 590 ?
> To: "AMBER Mailing List" <amber.ambermd.org>
> Date: Wednesday, March 30, 2011, 4:09 PM
> Hi Marek & Filip,
>
> Just a quick one, you will not get a 200%-230% increase
> over a 470, you will maybe see 15% increase per core since
> that's the differential between 512 vs 448 cores. You have
> essentially two individual 480's packaged into one card, you
> will get 200% increase if you run two jobs separately, and
> perhaps 140% (guess from speed up seen with GTX295 which is
> the same format) if you run in parallel across the two chips
> on the card.
>
> Cheers
> Ian
>
>
>
>
> On 30/03/2011 12:08, "filip fratev" <filipfratev.yahoo.com>
> wrote:
>
> Hi Marek,
> We tried two GTX590's yesterday, but there are still no
> drivers for it under Linux. Thus, I was not able to run and
> test Amber or any other Cuda based program. Probably missing
> something?
>
> About the temperatures and noise I was very impressed. The
> card usually has about 25C lower temperatures compared to
> GTX470 (40C at normal operations (50% fan speed) and 69C
> under full load at 95% fan speed. However the noise at 95%
> fan speed is comparable to those produced by GTX470 at
> 65-70%.
> I expect 200-230% performance increase (ns/day) compared to
> GTX470, but have to test, and will post the results here.
> Don't worry about "big bang" topics, no problem with the
> card:)
>
> Regards,
> Filip
>
>
> --- On Wed, 3/30/11, Marek Maly <marek.maly.ujep.cz>
> wrote:
>
> > From: Marek Maly <marek.maly.ujep.cz>
> > Subject: [AMBER] Amber CUDA calcualtion on GeForce GTX
> 590 ?
> > To: amber.ambermd.org
> > Date: Wednesday, March 30, 2011, 12:39 PM
> > Hello all,
> >
> > I am just wondering if someone already tried to run
> Amber
> > cuda calculations
> > on GeForce GTX 590.
> >
> > http://www.nvidia.de/object/product-geforce-gtx-590-de.html
> >
> > The advantage of this card is double memory and
> double
> > number of cores
> > comparing to GTX 480.
> >
> >
> > It seems to me that they just put two chips from GTX
> 480 in
> > one
> > single GPU so I assume compatibility with amber as it
> is
> > compatible with
> > 480 version. What I am just a little afraid are
> cooling
> > issues of such card
> > especially for long runs ...
> >
> > Any experiences, comments appreciated.
> >
> > Best wishes,
> >
> > Marek
> >
> >
> >
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> >
>
>
>
>
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Received on Wed Mar 30 2011 - 08:30:04 PDT
