can i play assasin1 and 2 and crysis1 .
You would be able to play Assassins Creed 1 and 2 , but it won't go well for you. You might be able to play AC1 at low and get playable frame rates, but AC2, I doubt it. Don't even think about Crysis, before you go and get your self a decent GPU.
You can still play them however.
i couldn't get AC1 or AC2. or ACB is almost same as AC2, so here