I have a problem that I can't play games like Battlefield 4/3 on even low without me dropping from 60-70 down to 20-10. I have a Sapphire R9 280 OC, FX-4100, 4GB 1600mhz Corsair Vengeance and 500GB WD Caviar Green. My uncle has practically the same system except he has r9 270x and 8gb 1600mhz...