So I tried this too but it wont work so well :(
Setup:
ASUS P7P55D (does not support SLI, just Crossfire)
Core i5 750
4 GB DDR3
2x ASUS ENGTX 260 mit SLI Bridge
@Windows 7 64bit
Driver I have installed
266.58_desktop_win7_winvista_64bit_international_whql
SLIPatch 0.9 AND 1.0...