That comp's ok.... but, the best right now would have to be....
dual amd x2 4800+ cpu's
4 gig of ram
1 t of dual hitachi deskstar's (1000g)
dual 7800's or dual 6800 ultra's at 512mb each
sound blaster audigy zs pro
ultra-x power supply at 800W
liquid cooling
z5500's and some nice keyoard with the mx-510 or higher