Same Problem here. I have a 8600 as 'main' card for XOrg and a 280GTX for CUDA calculations. With both cards plugged in the XOrg log tells me that it cannot find a device. With either one of the cards it works out of the box.
** Attachment added: "xorg_failed_2cards.log" http://launchpadlibrarian.net/19587203/xorg_failed_2cards.log -- X can't handle two dual-head nvidia cards https://bugs.launchpad.net/bugs/60180 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs