[Beowulf] HPL efficiency on Magny-Cours and Westmere?

Joshua mora acosta joshua_mora at usa.net
Tue Jul 6 11:57:48 EDT 2010


MC 12core at 2.2GHz: 91% on die, 86.7% on node 2 socket , above 82% on
cluster.

Joshua

------ Original Message ------
Received: 10:34 AM CDT, 07/06/2010
From: Mark Hahn <hahn at mcmaster.ca>
To: Beowulf Mailing List <beowulf at beowulf.org>
Subject: [Beowulf] HPL efficiency on Magny-Cours and Westmere?

> Hi all,
> can anyone tell me what kind of efficiency you're seeing on Magny-Cours
> and Westmere systems?  by efficiency, I mean actual HPL performance as a
> fraction of cores * clock * 4 flops/cycle.  I realize some of this can 
> be drived from top500 results, but I'd also be be interested in single-
> socket and single-node scores for comparison.
> 
> thanks, mark hahn.
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