[Beowulf] Opteron nodes w/PCI-E (for 4x IB)

[Greg Lindahl]

On Wed, Jul 05, 2006 at 10:20:04PM +0400, Mikhail Kuzminsky wrote:

> I'm looking for possible choice of chipset (and therefore
> motherboards) for dual Opteron-based 4U-nodes (i.e. higher than 1U :-)
> !) having PCI-E (PCI-Express) support. 

As a general rule, you do care about the quality of the PCI Express
chipset, and as a general rule, the nForce4 nVidia chipset is better
than the Broadcom HT2000/HT1000 chipset. A little benchmarking on your
part might go a long way.

-- greg