Intel i5 760 2.8 Ghz lga 1156 - $209
Asus p7p55d-e Pro USB 3.0, Sata III - $180
RAM: Mushkin Enhanced Blackline 4GB (2x2GB) DDR3 1600 Cas 7 - $80
GPU: XFX Radeon 6850 1GB - $200
Case: Antec 300 - $60
PSU: Antec Earthwatts 650W - $63 after 10% off promo code
HDD: Samsung Spinpoint f3 1TB - $70
Lite-On 24x DVD burner/reader - $20
OS: Windows 7 home OEM - $95
= $997 Prices are all from newegg.com
if you want a CPU Cooler get the Hyper 212+ ($30) and Shin-Etsu TIM ($5) makes the total $1033. With Combo's you should be able to get all for under 1k