AMD Quad Core FX 4100 3.8 MHz Turbo on 8GB DDR3-1600Mhz Xyper X Dual Channel Kingston KIT Gigabyte GTX560 1GB (900/2200) Seagate Barracuda 7200 500 gb I know arma didint like AMD CPU,thats right? Cuz fps 15-20. What need to change or need to buy new pc? :(