[Beowulf] building Infiniband 4x cluster questions

[Gilad Shainer]

> I had noticed the diff between SDR up to QDR, the SDR cards are affordable,
> the QDR isn't.
> 
> The SDR's are all $50-$75 on ebay now. The QDR's i didn't find cheap prices in
> that pricerange yet.

You can also find cards on www.colfaxdirect.com. You can also check with the HPC Advisory Council (www.hpcadvisorycouncil.com) - they are doing refresh cycles for their systems, and might have some older cards to donate. 

Gilad
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