Post your rig specs

P4 2.6 GHz
1.5 GB ram
Radeon 9800 Pro 128MB
15" LCD
Microsoft keyboard
gaming mouse
320GB maxtor EIDE 7200RPM HD
Vista Ultimate
DVD+RW, CD-RW

Total investment:
Computer: Free, power supply died so my roommate threw it in the garbage.
Power supply: Free, an extra i had lying around
1GB RAM upgrade: $40
LCD: $30, via MikeRi24
HD: $80, ebay
DVD burner, $10, via ryanmcell
Vista Ultimate license from UB, $15
Total investment, $175