[Pw_forum] Could Q-E benefit a lot from GPU computation.

[Stefano de Gironcoli]

there is interest and we are in contact with someone that has started  
making some experiment. the problem as usual is human time and  
expertise.
stefano

Quoting vega lew <quantumdft at gmail.com>:

> Dear Sir,
>
> Thank you for your reply.
>
> I wonder whether Q-E has any stratagem to on porting Q-E to GPU computers
> with CUDA? Is there a schedule for this?
>
> Thank you again for you time.
>
> best,
>
> vega
>
> On Sat, Oct 17, 2009 at 4:14 PM, Paolo Giannozzi   
> <giannozz at democritos.it>wrote:
>
>>
>> On Oct 17, 2009, at 7:54 , vega lew wrote:
>>
>> > But the most important thing is that the computer center only has GPU
>> > with CUDA for calculation instead of CPU with Fortran. Is there a
>> > possibility
>> > now to transplant the current Q-E code easily to the GPU computer with
>> > single precession? Do you think Double precession is so important
>> > for Q-E codes?
>>
>> you mean: single/double "precision" ? I think double precision is
>> important.
>> Anyway, there is some ongoing work on porting Q-E to GPUs.
>>
>> P.
>> ---
>> Paolo Giannozzi, Dept of Physics, University of Udine
>> via delle Scienze 208, 33100 Udine, Italy
>> Phone +39-0432-558216, fax +39-0432-558222
>>
>>
>>
>> _______________________________________________
>> Pw_forum mailing list
>> Pw_forum at pwscf.org
>> http://www.democritos.it/mailman/listinfo/pw_forum
>>
>
>
>
> --
> ==================================================================================
> Vega Lew ( weijia liu)
> PH.D Candidate in Chemical Engineering
> State Key Laboratory of Materials-oriented Chemical Engineering
> College of Chemistry and Chemical Engineering
> Nanjing University of Technology, 210009, Nanjing, Jiangsu, China
> ******************************************************************************************************************
> Email: vegalew at gmail.com
> Office: Room A705, Technical Innovation Building, Xinmofan Road 5#, Nanjing,
> Jiangsu, China
> ******************************************************************************************************************
>



----------------------------------------------------------------
   SISSA Webmail https://webmail.sissa.it/
   Powered by Horde http://www.horde.org/