Basically the choice comes down to three differences:
1) 512MB 7900GTX
2) Faster processor available
3) Flashy lights (that 90% of XPS owners shutoff)
As far as the support, if you look through the forums, there are people who own both...
Ok that sounds good.
I think my onboard audio is dead, that's why they're sending me a new motherboard... Getting crackling while playing games, listening to music, even just simple Windows sound crackles. Hopefully the new motherboard...