"gcc" is probably still your old version. The new one would probably be called "gcc-4.7" or similar.
Erik On 30 May 2013, at 15:15, vidhya sankar <scvsankar_...@yahoo.com> wrote: > Dear Justin and other gromacs users , > Thank you > for your Previous reply > I Have AMD Block Edition FX8350 Processor Also I have Ubuntu 10.04 OS > > > > Using 8 MPI threads > Compiled acceleration: SSE4.1 (Gromacs could use AVX_128_FMA on this machine, > which is better) > > As you mailed me for the aforesaid about performance > I want to Ugrade gcc version 4.7.2 > already i had version gcc 4.4.3 When I want to Upgrade > > But Though I give the following Commands > > > add-apt-repository ppa:ubuntu-toolchain-r/test > apt-get update > > apt-get install gcc-4.7 > it has not been updated > this is confirmed When i check gcc version in terminal > > -- > gmx-users mailing list gmx-users@gromacs.org > http://lists.gromacs.org/mailman/listinfo/gmx-users > * Please search the archive at > http://www.gromacs.org/Support/Mailing_Lists/Search before posting! > * Please don't post (un)subscribe requests to the list. Use the > www interface or send it to gmx-users-requ...@gromacs.org. > * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists -- gmx-users mailing list gmx-users@gromacs.org http://lists.gromacs.org/mailman/listinfo/gmx-users * Please search the archive at http://www.gromacs.org/Support/Mailing_Lists/Search before posting! * Please don't post (un)subscribe requests to the list. Use the www interface or send it to gmx-users-requ...@gromacs.org. * Can't post? Read http://www.gromacs.org/Support/Mailing_Lists