Hi, No need to worry, GTX 680 is quite recent and will be supported by GROMACS for at least a couple of years longer. Just make sure this second hand GPU is i) stable (run cuda-memtest) ii) is sold cheaper than a GTX 770 (which is faster).
Cheers, -- Szilárd On Mon, Aug 18, 2014 at 4:34 PM, Keith Callenberg <[email protected]> wrote: > Hello GMX-Users, > > I have the option of buying a used GTX 680 in good condition for a > reasonable price. I realize there are faster cards on the market if I were > buying new, but I have a limited budget. Is there anything I should worry > about with respect to compatibility with future GROMACS versions? > > I'm not worried so much about the card's diminishing competitiveness over > time as new cards come out, as much as I'm worried that newer versions of > GROMACS will require some feature that an older card like the GTX 680 > doesn't support. I've had earlier GPUs that were effectively outdated by > CUDA compute capability version. Are there any things like CUDA compute > capability that I should consider looking 1-2 years ahead? > > Thanks, > Keith Callenberg > -- > Gromacs Users mailing list > > * Please search the archive at > http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before posting! > > * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists > > * For (un)subscribe requests visit > https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users or send a > mail to [email protected]. -- Gromacs Users mailing list * Please search the archive at http://www.gromacs.org/Support/Mailing_Lists/GMX-Users_List before posting! * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists * For (un)subscribe requests visit https://maillist.sys.kth.se/mailman/listinfo/gromacs.org_gmx-users or send a mail to [email protected].
