Here's what I would go with....
NON-OVERCLOCK OPTION
PCPartPicker part list:
http://pcpartpicker.com/p/Js1X
Price breakdown by merchant: http://pcpartpicker.com/p/Js1X/by_merchant/ Benchmarks: http://pcpartpicker.com/p/Js1X/benchmarks/
CPU: Intel Core i5-3570 3.4GHz Quad-Core Processor ($205.53 @ Amazon) Motherboard: ASRock H77M Micro ATX LGA1155 Motherboard ($69.99 @ Newegg)
Memory: Corsair Vengeance 8GB (2 x 4GB) DDR3-1600 Memory ($53.45 @ NCIX US)
Storage: Western Digital Caviar Black 1TB 3.5" 7200RPM Internal Hard Drive ($89.99 @ NCIX US)
Video Card: MSI Radeon HD 7950 3GB Video Card ($309.99 @ NCIX US)
Case: Cooler Master HAF 922 ATX Mid Tower Case ($89.99 @ Newegg)
Power Supply: SeaSonic S12II 620W 80 PLUS Bronze Certified ATX12V / EPS12V Power Supply ($75.98 @ Newegg)
Optical Drive: Lite-On iHAS124-04 DVD/CD Writer ($15.98 @ Outlet PC)
Total: $910.90 (Prices include shipping, taxes, and discounts when available.) (Generated by PCPartPicker 2013-03-13 13:27 EDT-0400)
OVERCLOCK OPTION
PCPartPicker part list:
http://pcpartpicker.com/p/JsfA
Price breakdown by merchant: http://pcpartpicker.com/p/JsfA/by_merchant/ Benchmarks: http://pcpartpicker.com/p/JsfA/benchmarks/
CPU: Intel Core i5-3570K 3.4GHz Quad-Core Processor ($189.99 @ Microcenter)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($29.98 @ Outlet PC)
Motherboard: Asus P8Z77-V LK ATX LGA1155 Motherboard ($119.99 @ Newegg)
Memory: G.Skill Ripjaws X Series 8GB (2 x 4GB) DDR3-1600 Memory ($59.99 @ Newegg)
Storage: Western Digital Caviar Black 1TB 3.5" 7200RPM Internal Hard Drive ($89.99 @ NCIX US)
Video Card: MSI Radeon HD 7950 3GB Video Card ($309.99 @ NCIX US) Case: Cooler Master HAF 922 ATX Mid Tower Case ($89.99 @ Newegg) Power Supply: SeaSonic S12II 620W 80 PLUS Bronze Certified ATX12V / EPS12V Power Supply ($75.98 @ Newegg)
Optical Drive: Lite-On iHAS124-04 DVD/CD Writer ($15.98 @ Outlet PC) Total: $981.88 (Prices include shipping, taxes, and discounts when available.) (Generated by PCPartPicker 2013-03-13 13:47 EDT-0400)