I'll make a guess: you don't actually have a 48MB video card in your XE3, you have 48MB of main system RAM used by the video sub-system. The following may not apply to your exact model, as HP will change the spec of their laptops without changing the model number:
http://216.239.53.100/search?q=cache...hl=en&ie=UTF-8 I'd contact support for CFS, or find a gamers forum where somebody might be able to help.