Kevin's Computer

e6550 cpu - 178
p35-ds3r mobo - 140
nsk 4480 case+psu - 76
WD 160gb hard drive - 56 
ocz reaper ram - 90 (before MIR)
2600xt - 110

subtotal: $660
total: $750 (rounding up)

the mobo isn't in stock, so if you're willing, you can spend about another 40 and get the motherboard I have (it's great). if not, then you can get another alternative for the same price (not sure how good they are, and I haven't worked with them) your choice.