System: Asrock X58Extreme3, 2 XFX HD5870. Eyefinity 3x1 ССС11.8 CAP 11.8
When crossfire disbled all works fine.The UI and game videos are located on the central monitor (look at screenshot):
When Crossfire enabled performance is much better, but game videos are stretched and the UI is located on the left and right monitors, like that:
It is observed in many games, such as Shogun 2, Mafia 2, and others.
How to solve this problem?