So I'm using an Alienware m17x laptop and game of the year edition Fallout 3, and Fallout seems to crash frequently during the game, I have not even gotten out of the vault yet!! I'm using windows 7 .64 bit. Is there any way to fix this?

Check here man. http://www.gamesas.com/index.php?/topic/1148127-some-fixes-for-future-needs/

Yeah... None of those helped :\ thanks for the info though.