Until I updated to Catalyst 15.7 I have massive performance Problems in some Games. At Battlefield 4 I can play normaly (with the older Catalys Versions) with 100 - 120 FPS, since Catalyst 15.7 I played maximum with 30 - 40 FPS. Can someone tell me what is wrong?
Windows 7 64 Bit
Phenom 2 X4 965BE
XFX R9 270X
Asus M5A78L-M USB3
BeQiet Pure Power L7 - 630W (Power Supply)