This is the mail archive of the
fortran@gcc.gnu.org
mailing list for the GNU Fortran project.
Re: Polyhedron b'marks | Linux vs Windows
- From: Erik Toussaint <eh dot toussaint at gmail dot com>
- To: fortran at gcc dot gnu dot org
- Date: Tue, 3 Jun 2014 13:34:01 +0200
- Subject: Re: Polyhedron b'marks | Linux vs Windows
- Authentication-results: sourceware.org; auth=none
- References: <538BAFEC dot 3060002 at gmail dot com>
2014-06-02 0:57 GMT+02:00 Evan Cooch:
> First, took the machine, did completely fresh install of RHEL 6.5
> (64-bit). Installed gfortran 4.8.2 (since it doesn't come with RHEL),
> and ran the PB suite overnight. Then, took the exact same machine, wiped
> RHEL off it, installed fresh copy of Windows 7 Professional, SP 1
> (64-bit). Installed gfortran 4.8.2. Ran the PB suite overnight.
Besides the OS, were the latest relevant drivers from the hardware
manufacturers installed? In this case the only ones I can think of are
those for the motherboard.
Another thing that pops into my mind is automatic CPU throttling at
high temperatures. The two OS's may be using different profiles.