Date: Thu, 05 Apr 2012 13:43:56 -0400 From: Richard Farina <sidhayn@...il.com> To: john-dev@...ts.openwall.com Subject: Re: JtR:Multi-GPU Setups On 04/05/12 13:29, magnum wrote: > On 04/05/2012 07:07 PM, SAYANTAN DATTA wrote: >> However I want to know whether I can mix GPUs from two >> different brands and run them together for openCL GPU accelaration? If >> yes, then how? In windows 7 it is possible to install drivers from both >> vendors but I am not sure whether we can use both of them together >> simultaneously under openCL. Also I would like to know the possibilities >> under linux . > I too would appreciate any clues or hints. > > I am currently trying to put an nvidia GTX580 and a low-end AMD Cedar > (just for testing) into one machine, running Linux. It's not working yet > but I think I'm close. I think you need to connect the physical monitor > to the AMD card, and just configure a dummy screen for nvidia. The AMD card needs to be running X, but the nvidia card only needs you to run "nvidia-smi" and it will create the /dev nodes you need to use the card. Don't waste resources on a second X server. -Zero > > magnum > >
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