Right now the cards are not even on the risers, the nVidia drivers are not installed. I wanted to get all OS/software issues resolved before they go in. I may put in one card, but Octane will open even if there aren't CUDA devices installed.

Haven't tried to run it from the command line either ...

I was a little vague, sorry.

Built a GPU rig w/6 GTX 670s (got them cheap). Tested and working. However, I've been downloading the Octane demo to benchmark the scores, and verify that it works. Download the app, unzip, and try to run it and nothing happens.

I have centOS loaded and ready. Trying ...

We're building some Linux network nodes, and was curious as to what flavor of linux is working best.

Currently we hop between OSX and WIN8, and octane works well, but I couldn't get it to work in Ubuntu. Figured instead of throwing every version on and trying it, someone here has probably already ...