On Wed, 26 Mar 2014, m.roth at 5-cent.us wrote: > Mar 26 17:42:34 <server> kernel: NVRM: loading NVIDIA UNIX x86_64 > Kernel Module 325.15 Wed Jul 31 18:50:56 PDT 2013 I'll note for the record that I had trouble with module versions greater than 319; I downgraded to 319.82 and have had much more luck. Our CUDA machine has two M2090s and one K20c, so both product lines work here. This is all CentOS 6.5, kernel 2.6.32-431.5.1.el6.x86_64. -- Paul Heinlein heinlein at madboa.com 45°38' N, 122°6' W