[CentOS] Motherboards for HPC applications

Pasi Kärkkäinen pasik at iki.fi
Fri Mar 12 08:38:31 UTC 2010


On Thu, Mar 11, 2010 at 08:35:23AM +0800, Christopher Chan wrote:
> On Thursday, March 11, 2010 01:41 AM, Eduardo Grosclaude wrote:
> > On Wed, Mar 10, 2010 at 2:05 AM, Christopher Chan
> > <christopher.chan at bradbury.edu.hk>  wrote:
> >
> >> On the Intel side, a dual socket solution
> >> will even outperform a quad socket solution so if one is looking for
> >> Intel cpu solutions, dual socket is the only sensible choice. But that
> >
> > Wow, that's a pretty impressive statement, can you elaborate on that?
> 
> Intel does not have a NUMA architecture solution for quad socket boards 
> yet and so bus contention kills scaling on quad socket Intel solutions. 
> Right now, AMD owns the quad socket market when it comes to performance.
> 
> 
> > You mean, for every possible workload? Is it something you learned
> > from direct experience, or have you read about it? If so, where? If
> > from experience, what was the general setup, applications, etc?
> 
> Anandtech did some testing last quarter where they compared what appears 
> to be the best quad socket Intel solution against the best dual socket 
> Intel solution and the dual socket solution ran circles around the quad 
> in some tests and pretty much matches it in other tests.
> 
> http://it.anandtech.com/IT/showdoc.aspx?i=3653&p=1
> 
> According to the article, Intel will be coming out with something that 
> will scale at the quad socket level some time this year so things are 
> probably going to change on this front.
>

Nehalem-EX ? 

I think all the big server vendors have been announcing new products based 
on those last week, this week, or next week.

-- Pasi



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