[Beowulf] InfiniBand channel bundling?
prentice.bisbal at rutgers.edu
Wed Oct 29 09:02:49 PDT 2014
On 10/28/2014 06:24 AM, John Hearns wrote:
> Here is a very good post from Glenn Lockwood regarding FDR versus dual-rail QDR:
From the article:
> The vendors would have you believe that FDR is just better in every
> way (after all, FDR's 14Gbit peak is bigger than QDR's 10Gbit peak),
> but I was skeptical.
I thought that FDR was 54 Gb/s. I had to check Wikipedia. He's talking
about 1x (single-lane) performance. Most IB is 4x.
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