I've got an issue with DOTA 2, the game runs at about 70-90 fps, and then in teamfights I get drops <40.
GA-990FXA-UD3-rev-1.2 (i don't think it can run more than 1600Mhz RAM)
2x4GB DDR3 (1600Mhz)
GTX 1060 (3GB)
SSD (Windows and DOTA are on the SSD, Steam isn't)...