[Beowulf] Register article on Opteron - disagree

Karen Shaeffer shaeffer at neuralscape.com
Sun Nov 21 22:56:58 PST 2004

On Mon, Nov 22, 2004 at 12:57:35AM -0500, Joe Landman wrote:
>  EM64t uses the same northbridge/southbridge design as the Xeon.  This 
> means that multiprocessors are going to be not very good in SMP 
> performance, just like the Xeon's (and I am sure some folks will 
> disagree, but I am thinking of memory bandwidth hungry apps).  The 
> chipset is the bottleneck.
>  I am not sure what impact Nocona will have.  I reserve judgement until 
> I get to see one/play with one, and see its future path.  Lots of 
> interesting conversations were had at SC.  The quote from Mark Twain may 
> be apt.  If a Nocona follow-on follows the design of the Opteron (IOMMU 
> and HT, among other things), then things could get quite interesting.
> Joe

Hi folks,

These folks published some recent (workstation) data.


 Karen Shaeffer
 Neuralscape, Palo Alto, Ca. 94306
 shaeffer at neuralscape.com  http://www.neuralscape.com

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