This is a rough guide to my current system:
Gigabyte GA-7VA KT400A ,AMD Athlon 3200+, 2 Gig Corsair TwinX 3200C2PT, Maxtor 120GB 7200rpm, BFG 7800GS OC, SB X-Fi XtremeMusic
As you can see its a little dated :)
Looking to do first solo build around May and have about £800 give or take a few...