On Fri, 23 Nov 2007, Salvador Meza Aguilar wrote: SMA> PW forum SMA> SMA> Somebody knows if the PWscf works on Quad-Processor?
yes. why not? you have to use MPI and you can run as many MPI threads as you want per node. SMA> I think it is possible to run on double processor quad-core, like a 8 SMA> processors. yes. also this is possible. but you have to expect that the total performance, may be severly limited by the memory bandwidth unless you are running _very_ small calculations. it may be faster to only use half of the cores, though and benefit from the larger cache per core. please see the recent discussion on the topic in the mailing list archives. cheers, axel. SMA> SMA> Could you informe me about this. SMA> SMA> Thank you SMA> SMA> Salvador Meza Aguilar SMA> _______________________________________________ SMA> Pw_forum mailing list SMA> Pw_forum at pwscf.org SMA> http://www.democritos.it/mailman/listinfo/pw_forum SMA> -- ======================================================================= Axel Kohlmeyer akohlmey at cmm.chem.upenn.edu http://www.cmm.upenn.edu Center for Molecular Modeling -- University of Pennsylvania Department of Chemistry, 231 S.34th Street, Philadelphia, PA 19104-6323 tel: 1-215-898-1582, fax: 1-215-573-6233, office-tel: 1-215-898-5425 ======================================================================= If you make something idiot-proof, the universe creates a better idiot.
