Sli only supports monitors attached to one card http://www.slizone.com/object/sli_multi_monitor.html, you can turn off sli and run them as seperate cards, which would make your situation similar to mine, I'd like to know if anyone has gotten it to work with multiple cards.

I'm trying to get output on my secondary videocard, but it remains black. My system has a geforce 8800gtx and a 7100gs, running the 182.08 driver on windows XP. When I hook up a screen to the 7100, resolume outputs nothing to it, output to the secondary 8800 screen works fine. I tested dragging some...