[Beowulf] Re: pci-e network adapters

Greg Lindahl lindahl at pathscale.com
Fri Mar 24 14:00:57 PST 2006

On Fri, Mar 24, 2006 at 07:02:53AM -0700, Maurice Hilarius wrote:

> Don't confuse bandwidth with latency.
> GbE has latency that is much greater than Myrinet, old or new.

Also a good example of why comparing peak bandwidth can be misleading:
at medium-sized messages, Myrinet has much higher bandwidth than GbE,
better than you'd guess looking at the peak bandwidths.

-- greg

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