PCPartPicker part list: http://pcpartpicker.com/p/IvER
Price breakdown by merchant: http://pcpartpicker.com/p/IvER/by_merchant/
Benchmarks: http://pcpartpicker.com/p/IvER/benchmarks/
CPU: AMD FX-4300 3.8GHz Quad-Core Processor ($119.99 @ Amazon)
Motherboard: ASRock 970 Extreme3 ATX AM3+ Motherboard ($84.99 @ Amazon)
Memory: Kingston HyperX Blu 8GB (2 x 4GB) DDR3-1333 Memory ($44.99 @ Microcenter)
Storage: Western Digital Caviar Blue 500GB 3.5" 7200RPM Internal Hard Drive ($49.99 @ Newegg)
Video Card: Sapphire Radeon HD 7850 2GB Video Card ($184.99 @ Newegg)
Case: NZXT Gamma Classic (Black) ATX Mid Tower Case ($34.21 @ Amazon)
Power ($39.99 @ Newegg)
Optical Drive: Lite-On iHAS124-04 DVD/CD Writer ($18.98 @ Outlet PC)
Monitor: Asus VS198D-P 19.0" Monitor ($99.99 @ Amazon)
Total: $682.99
Price breakdown by merchant: http://pcpartpicker.com/p/IvER/by_merchant/
Benchmarks: http://pcpartpicker.com/p/IvER/benchmarks/
CPU: AMD FX-4300 3.8GHz Quad-Core Processor ($119.99 @ Amazon)
Motherboard: ASRock 970 Extreme3 ATX AM3+ Motherboard ($84.99 @ Amazon)
Memory: Kingston HyperX Blu 8GB (2 x 4GB) DDR3-1333 Memory ($44.99 @ Microcenter)
Storage: Western Digital Caviar Blue 500GB 3.5" 7200RPM Internal Hard Drive ($49.99 @ Newegg)
Video Card: Sapphire Radeon HD 7850 2GB Video Card ($184.99 @ Newegg)
Case: NZXT Gamma Classic (Black) ATX Mid Tower Case ($34.21 @ Amazon)
Power ($39.99 @ Newegg)
Optical Drive: Lite-On iHAS124-04 DVD/CD Writer ($18.98 @ Outlet PC)
Monitor: Asus VS198D-P 19.0" Monitor ($99.99 @ Amazon)
Total: $682.99