It will find youre system specs and see if you are able to play the game you choose. this link is for gta 4. Personaly i think it would rock to have that rig. I would be lucky if my pc launched gta iv LOL. anyway if you can run gta 4 then you can run pretty much any game. my specs...
Intel celeron t3100 1.90GHz
mobile intel 4 series express graphics upto 1.2gb