My budget is about 500-600 so not very much.
CPU: AMD FX-4350 4.2GHz Quad-Core Processor ($109.98 @ OutletPC)
Motherboard: MSI 970A-G43 ATX AM3+ Motherboard ($59.99 @ Microcenter)
Memory: G.Skill Ripjaws Series 8GB (2 x 4GB) DDR3-1600 Memory ($80.99 @ Newegg)
Storage: Western Digital Caviar Green 1TB 3.5" 5400RPM Internal Hard Drive ($65.59 @ Amazon)
Video Card: Sapphire Radeon HD 7870 GHz Edition 2GB Video Card ($169.99 @ Newegg)
Case: DIYPC Skyline-A ATX Mid Tower Case ($29.98 @ Newegg)
Power Supply: Corsair CX 500W 80 PLUS Bronze Certified ATX12V Power Supply ($34.99 @ Newegg)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($84.98 @ OutletPC)
Total: $636.49
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-11-09 07:33 EST-0500)
They don't let you post links for whatever reason but enter this code at the end of the pcpartpicker website to get links to each part /p/1ZCDa