Quote Originally Posted by SteveRo View Post
Yep, that is what i would do too, try all different slots, perhaps one has to be recognized before the other.
i run two old evga GF7800 cards in non-SLI mode to run three monitors - no problem (mobo - ggbt x58 extreme - very similar to UD7).
hopefully this is not another one of those GF vs ATI not playing well together again
How many cards do you have in that system all up? Just the two 7800s? or 3 cards?