I have the new mbp 13" with intel hd 3000 but im having problems playing this game. Even in low graphics(ridiculous 800x600, no shadows, no aa) i get lag spikes. What can i do to get a better perfomance? im using windows 7 ultimate(32bit). I dont know how to update my video and audio drivers in windows. Please give me a help. Thanks for your attetion.