[CentOS] x84_64 distro: Really worth it ?
jlb17 at duke.edu
Mon Oct 9 16:04:14 UTC 2006
On Mon, 9 Oct 2006 at 12:31pm, Rodrigo Barbosa wrote
> I have so far avoided using the x86_64 distro, sticking to 32 bits on all
> my servers.
> My question for all using the 64bits distro is: is it really worth it ?
> What kind of applications are you running, and what kind of _real_
> gain did you have ?
> Note: All my servers are 2GB RAM or less.
As usual, it depends. All my cluster nodes are x86_64, and I've seen
anywhere from 10-50% performance gains with some codes going from i386 to
x86_64. These are mostly commercial codes -- FEM (LS-DYNA) and Matlab.
Department of Biomedical Engineering
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