[Beowulf] 48-port 10gig switches?

Scott Atchley atchley at myri.com
Thu Sep 2 10:54:10 PDT 2010


On Sep 2, 2010, at 12:58 PM, David Mathog wrote:

> A lot of 1 GbE switches use around 15W/port so I thought 10 GbE switches
> would be real fire breathers.  It doesn't look that way though, the
> power consumption cited here:
> 
> http://www.voltaire.com/NewsAndEvents/Press_Releases/press2010/Voltaire_Announces_High_Density_10_GbE_Switch_for_Efficient_Scaling_of_Cloud_Networks
> 
> is "the industry’s lowest power consumption of 6.3 watts/port" or 302W.
> I wonder what tricks they used to increase the speed to 10 GbE and drop
> the power consumption.

Not using 10GBase-T? It uses SFP+ which do not use much power.

Scott




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