Intel C++ and Fortran compiler and Athlon MP...
Art Edwards
edwards at icantbelieveimdoingthis.com
Tue Jan 29 20:48:52 PST 2002
On Tue, Jan 29, 2002 at 02:23:26PM -0500, John Burton wrote:
> Greetings,
>
> I am in the process of upgrading a small Beowulf cluster. The current
> cluster has 8 1U processing nodes with dual 1GHz Pentium III processors
> on a SuperMicro 370DER motherboard and 2GB of RAM. I will be getting a
> 1U APPRO 1124 which has dual AthlonMP 1900+ processors and 2GB of RAM as
> an evaluation unit in the next couple of weeks. I am expecting some
> speedup and will be using application code to do some realistic
> benchmarking. Part of the application codes uses the BLAS and LAPACK
> libraries. I am also looking at the Intel compilers to help improve
> performance. My questions for this group are:
>
> * Does anyone have any experience / comments on the ATLAS subroutine
> libraries on Intel vs. Athlon systems?
I have put ATLAS libraries on both platforms. I'm getting roughly a 2x
speed up with ATLAS in both cases.
> * Same question, except Intel vs. GCC compilers?
> * Would the standard BLAS libraries compiled under the Intel
> compilers approach the performance of the ATLAS libraries?
> * Does anyone have any experience / comments on the APPRO 1124 box?
> I've seen some comments here about heat dissipation problems for
> 1U dual athlon systems, is this the system in question?
>
> Basically I'm looking at 3 variables (subroutine libraries,
> architecture, and compiler) with two possible values each. From that I'm
> trying to come up with the best combination for my particular
> application set. Anyone have any thoughts? comments?
>
> John
>
> --
> John Burton, Ph.D.
> Principal Associate GATS, Inc.
> j.c.burton at gats-inc.com 11864 Canon Blvd. - Suite 101
> jcb at visi.net (personal) Newport News, VA 23606
> (757) 873-5920 (voice) (757) 873-5924 (fax)
>
>
>
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--
Arthur H. Edwards
712 Valencia Dr. NE
Abq. NM 87108
(505) 256-0834
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