Sound like a $1100 budget. I suggest this.
PCPartPicker part list:
http://pcpartpicker.com/p/GInI
Price breakdown by merchant: http://pcpartpicker.com/p/GInI/by_merchant/
Benchmarks: http://pcpartpicker.com/p/GInI/benchmarks/
CPU: Intel Core i5-3470 3.2GHz Quad-Core Processor ($149.99 @ Microcenter)
Motherboard: ASRock H77M Micro ATX LGA1155 Motherboard ($69.99 @ Newegg)
Memory: Corsair Vengeance 8GB (2 x 4GB) DDR3-1600 Memory ($47.98 @ Amazon)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($59.99 @ Compuvest)
Video Card: XFX Radeon HD 7970 3GB Video Card ($369.99 @ Newegg)
Case: Cooler Master HAF 912 ATX Mid Tower Case ($59.99 @ Amazon)
Power Supply: Corsair Builder 600W 80 PLUS Bronze Certified ATX12V Power Supply ($59.99 @ Newegg)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($89.98 @ Outlet PC)
Monitor: Asus VH232H 23.0" Monitor ($144.99 @ Newegg)
Total: $1052.89
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-02-28 23:36 EST-0500)