5850 or 6950 for crossfire setup

[opexx]

whats going to perform better in a crossfire setup? 2 5850's or 2 6950's?
no eyefinity gaming, just a single main monitor.


850 watt corsair power supply
asus corsair iv formula
8gb g.skill 1600mhz
phenom 2 x6 1100t @ 4.0 ghz


thanks for any feedback

 

[bystander]

6950's have better crossfire scaling, they can usually be unlocked to have the same shader count as 6970's. They perform better with tessellation and AA.

The only con is they cost more.