This is the best i can do for you if you don't need a monitor case or power supply(not included in your post) it will ofcourse significantly decrease the price.
AMD FX-8320 3.5GHz 8-Core Processor $153.61 FREE $153.61 Amazon
Motherboard Biostar TA970 ATX AM3+ Motherboard $64.99 FREE $64.99 Newegg
Memory Kingston Blu Red Series 16GB (2 x 8GB) DDR3-1600 Memory $90.15 $90.15 NCIX US
Storage Seagate Barracuda 2TB 3.5" 7200RPM Internal Hard Drive $89.98 -$5.00 $84.98 Outlet PC
$5.00 mail-in rebate
Video Card MSI Radeon HD 7950 3GB Video Card $204.99 -$25.00 FREE $179.99 Newegg
Free 3 games w/ purchase, limited offer
$25.00 mail-in rebate
Case Cooler Master Elite 431 Plus (Black) ATX Mid Tower Case $54.99 -$25.00 FREE $29.99 Newegg
+ $10 off w/ promo code EMCXLWN48, ends 9/23
$15.00 mail-in rebate
Power Supply Corsair CX 500W 80 PLUS Bronze Certified ATX12V Power Supply $64.99 -$30.00 FREE $34.99 Newegg
+ $10 off w/ promo code EMCYTZT4336, ends 9/22
$20.00 mail-in rebate
Operating System Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) $92.98 -$5.00 $87.98 Outlet PC
$5.00 mail-in rebate
Monitor Acer G206HLBbd 60Hz 20.0" Monitor $89.99 $89.99 Amazon
Base Total: $906.67
Promo Discounts: -$20.00
Mail-in Rebates: -$70.00
Total: $816.67