okay so my problem is that i owned arma 2 before and it worked great and i was very impressed,but i lost the disk and i couldnt find another copy so i bought arma 2:combined operations off steam and the frame rate is at 3-10 basically its a slideshow i have no idea whats wrong any help
specs: processor-Intel® CoreTM i7 640UM
graphics card: nvidia 335m
memory:4G RAM