Sadly, I did not get as good performance on my setup (although sli certainly helped). Running 3570k@4.5ghz, 8 gigs ram, geforce 2x780 sli (pny reference designs) and windows 7 64 bit:
sli disabled, ultra settings except textures high, 1080p:
sli enabled, sli bits and rendering settings from fear 3, ultra settings except textures high, 1080p:
I did not note any graphics glitches during the benchmark with sli.
inspector settings:
note: You have to add the game exe to the existing nvidia profile. It does not point to the correct exe in the steam version