Severe Performance Decrease in Eyefinity...help

[bonoscot]

Hey guys...i have just installed my 6970s in crossfire mode.....

Installed drivers,enabled crossfire in ccc......my performance is horrific.

What have i done wrong?

eg.On a single card in BF3 i get 45 fps in ultra.......with crossfire i get 10.

on Need for speed shift(tried older game i get 90 fps but when i install crossfire i get 10 fps and cant run anything at all.

My desktop is slow etc

can anyone help me.


My system....

I7 860 2600
2x 6970s cards.
8GB ram.



thanks