can a desktop with 2xGTX660's 2GB each with a quad core i5 2320 @3.0GHz and 8 gb of ram run bf4 at ultra graphics @ 1024x768 resolution without lag and with a good number of frames per second(35-60fps)? if yes, can it run bf4 at ultra graphics @ 1080p(1920x1080) resolution without lag and with a good number of frames per second(35+fps)