[Beowulf] Core 2 (or Woodcrest) Performance on HPL (Top500)

Kilian CAVALOTTI kilian at stanford.edu
Sat Jul 7 13:31:17 PDT 2007

On Saturday 07 July 2007 08:41:01 Jeffrey B. Layton wrote:
> Good morning,
> Has anyone run HPL (Top500 benchmark) on a single node
> that has the Core 2 Duo or the Quad-core on-board? I'm
> interested in the performance numbers you obtained. I don't
> need the performance for more than one node. Ideally I would
> like the numbers for just one core, but I can make do with
> 2 cores for the Core 2 and 4 cores for the quad-core.

>From what I recall, I got roughly 7.5 Gflops per core on a Clovertown 
(quad-core 2.66GHz, E5345), and 55 Gflops per node (dual socket, 8 cores, 

I can re-launch some runs if you like.


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