PCPartPicker part list:
http://pcpartpicker.com/p/z1yQ
Price breakdown by merchant: http://pcpartpicker.com/p/z1yQ/by_merchant/
Benchmarks: http://pcpartpicker.com/p/z1yQ/benchmarks/
CPU: AMD Phenom II X4 975 3.6GHz Quad-Core Processor ($82.18 @ SuperBiiz)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($24.99 @ Newegg)
Motherboard: Asus M4A785T-M/CSM Micro ATX AM3 Motherboard ($83.13 @ NCIX US)
Memory: Kingston HyperX 8GB (2 x 4GB) DDR3-1600 Memory ($41.99 @ NCIX US)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($69.99 @ NCIX US)
Video Card: Sapphire Radeon HD 6570 1GB Video Card ($35.10 @ Compuvest)
Case: Raidmax Super Hurricane (Black) ATX Mid Tower Case ($30.98 @ Newegg)
Power Supply: Corsair CX 430W 80 PLUS Bronze Certified ATX12V Power Supply ($52.99 @ Amazon)
Optical Drive: Lite-On iHAS124-04 DVD/CD Writer ($15.98 @ Outlet PC)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($89.98 @ Outlet PC)
Total: $527.31
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-01-22 18:34 EST-0500)
Base Total: $544.13
Mail-in Rebates: -$25.00
Shipping: $8.18
Total: $527.31
also windows 8 isnt so bad. u shouldnt bash windows 8 like that without concrete proof.