I have installed windows 10 and know i having problem with fps drops in any games Bf3, the witcher,Arma 3 and so on
i got old amd 6870x2 2gb i got crossfireX enabled also tried to reinstall the drivers but it doesn't help.
Cpu: Amd 6100 oc to 4.2
Ram: 8gb 1600mhz
Motherboard: Asus M5A97 Le r2.0
Gpu: Power Color VTX AMD 6870x2 2gb