[ale] PCIe v2 vs v3

Phil Turmel philip at turmel.org
Thu Nov 17 14:55:23 EST 2016

On 11/17/2016 08:56 AM, Jim Kinney wrote:
> If I use a v3 gpu in a v2 slot, all connections are backward compatible
> just 1/2 clock speed, will that do anything more than run the gpu at
> half speed and half memory bandwidth.
> It seems my older tesla cards can't run the required tensorflow code.

Hmmm. Are you sure the backward compatibility is in that direction?  I
was under the impression one could put a v2 card on a v3 mobo, but not
necessarily the reverse.


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