R7 265, 2.8 dual core cpu (bottleneck, i know) and im getting a huge fps drop from 35-40 to 1fps (also i get the infinite eye bug when starting the game but fixed by alt-tabbing) and 600w psu, 4 gb ram, game reedemed on origin and i think it updated to 1.9 (not sure but ive seen an update bar)...help!