Here's a nice article comparing the game on two similar yet different gaming machine. Screenshots included
http://www.gamespot.com/features/6147028/index.html
Added:
Hardware performance guide for the PC
http://www.gamespot.com/features/6147127/index.html
http://www.gamespot.com/features/6147028/index.html
Added:
Hardware performance guide for the PC
http://www.gamespot.com/features/6147127/index.html