Dear Sir,<br><br>Thank you for your reply.<br><br>I wonder whether Q-E has any stratagem to on porting Q-E to GPU computers with CUDA? Is there a schedule for this?<br><br>Thank you again for you time.<br><br>best,<br><br>
vega<br><br><div class="gmail_quote">On Sat, Oct 17, 2009 at 4:14 PM, Paolo Giannozzi <span dir="ltr"><<a href="mailto:giannozz@democritos.it">giannozz@democritos.it</a>></span> wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div class="im"><br>
On Oct 17, 2009, at 7:54 , vega lew wrote:<br>
<br>
> But the most important thing is that the computer center only has GPU<br>
> with CUDA for calculation instead of CPU with Fortran. Is there a<br>
> possibility<br>
> now to transplant the current Q-E code easily to the GPU computer with<br>
> single precession? Do you think Double precession is so important<br>
> for Q-E codes?<br>
<br>
</div>you mean: single/double "precision" ? I think double precision is<br>
important.<br>
Anyway, there is some ongoing work on porting Q-E to GPUs.<br>
<br>
P.<br>
---<br>
Paolo Giannozzi, Dept of Physics, University of Udine<br>
via delle Scienze 208, 33100 Udine, Italy<br>
Phone +39-0432-558216, fax +39-0432-558222<br>
<br>
<br>
<br>
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</blockquote></div><br><br clear="all"><br>-- <br>==================================================================================<br>Vega Lew ( weijia liu)<br>PH.D Candidate in Chemical Engineering<br>State Key Laboratory of Materials-oriented Chemical Engineering<br>
College of Chemistry and Chemical Engineering<br>Nanjing University of Technology, 210009, Nanjing, Jiangsu, China<br>******************************************************************************************************************<br>
Email: <a href="mailto:vegalew@gmail.com">vegalew@gmail.com</a><br>Office: Room A705, Technical Innovation Building, Xinmofan Road 5#, Nanjing, Jiangsu, China <br>****************************************************************************************************************** <br>