UKGamer posted a review on the Alienware Aurora 5500
The important facts are these. AMD's Athlon 64 4000+ is coupled to 1GB of DDR 400 (two modules) and graphics are powered by 256MB XFX Geforce 7800 GTX. Regardless of who makes the computer, the combination of those components will undoubtedly be fast, and the Aurora wasn't going to prove me wrong.Alienware Aurora 5500 Review