Re: CPU GPU comparison

From: francesco oteri (francesco.oteri_at_gmail.com)
Date: Fri Jul 16 2010 - 03:13:17 CDT

I refer to numerical comparison. I would like to know if there are
significant difference between calculated energy on CPU or GPU

2010/7/16 bahare bamdad <baharebamdad_at_gmail.com>

> Dear Framcesco,
>
> I did a test for a moderate system to check the efficiency of CUDA enabled
> NAMD. The results are in below.
>
> wallclock time for 1 CPU=187895.234375
> wallclock time for 1 GPU=20768.080078
> wallclock time for 2 GPU=11241.884766
> wallclock time for 3 GPU=8318.795898
>
> Best Regards,
>
> Bahareh Bamdad
>
>
>
> On Tue, Jul 13, 2010 at 9:17 PM, francesco oteri <
> francesco.oteri_at_gmail.com> wrote:
>
>> Dear NAMD users,
>> I would like to know if someone did a comparison between CUDA enabled NAMD
>> and classic CPU program.
>> I would like to know if anyone detected significant difference between the
>> CUDA and non-CUDA.
>>
>> Francesco
>>
>
>

-- 
Cordiali saluti, Dr.Oteri Francesco

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