Re: Motherboards for HPC applications

[John R Pierce <pierce@xxxxxxxxxxxx>]

Christopher Chan wrote:
> Hmm, I see at most a 50% increase in motherboard pricing from a dual to 
> a quad socket motherboard and that is with a difference in feature set 
> too with the quad coming with an extra onboard LSI 8 port SAS 
> controller. That is hardly going up non-linearly. (taking an extremely 
> narrow angle ;-p


did you price the quad socket CPUs ?  they cost significantly more, 
too.   the newest processor chips are usually the dual socket 
versions.   Also, 4-socket servers may have performance issues caused by 
4-way cache coherency chatter, non-uniform memory access, and so forth.



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