Hello i just buy new graphic card gtx 970 and i notice yesterday and today morning when i paly warlord of draenors its randomly just go in black screen for around 1.5 maybe 2 second and continue normaly, sometimes ui got buged and i do reload and everything fine, anyone know why that happend? i download latest driver yesterday do full clean and instal it, in wow everything is on ultra antialiasing cmaa, vsync on..