have a, SAPPHIRE RADEON R9 270X Dual-X OC 2GB GDDR5 256bit.
I'm having this problem with the game World Of Warcraft, already formatted the PC, I installed Windows 7,8,10 and still the same problem,
Already realized memory test, Furmark, HD Tune, installed all drivers
Ja traded motherboard and processor.
First test was with an AMD FX-6300, the new one I5-4460