Try using forceware 181.22 and make you bench it at the same location/map that they did as the maps themselves vary in GPU intensiveness.
Originally Posted by Canada Guy
Wow, that doesn't sound right. I am only running a single GTX260 at 1920x1080 8xQAA and I get ~25 or so fps. I am using the 182.06 drivers though. Maybe give those drivers a shot?