ASRock's Z77 Pro4-M doesn't support SLI, and since the GTX 690 has two GK104 GPU's inside does that mean I won't be able to run it on my motherboard? My brother says yes. I don't believe him...
Why are you strapping a gold brick to a pile of hot steamin s***
A dual gpu card will run at 16x, and basicly each GPU utilizes 8x on the one 16x lane.