My budget is $200, I don't mind used parts either. My pc specs are: MSI H81M-P33 R, Roswell RD-450-SB psu, Roswell FBM-1 case, 8gb crucial (2x4gb) 1600mhz, 4430 i5 (3ghz), 1tb 7200 rpm hard drive, Windows 8.1 64 bit, 47" monitor. Looking to run it at 1080p 4x MSAA at 30fps in multiplayer.