hello frnds..my pc config is intel DZ75ML-45K,i5-3330,4GB RAM..OS is windows 7 ultimate 32 bit.i have updated my pc to latest BIOS,vga driver also..games like NFS the run,NFS MW 2012,NFS RIVALS..not running smoothly.my processor supports intel HD 2500 graphics..maximum graphics memory is 1425mb and windows experience index is 4.9..dierct x is 11..pls help