Cheapest Crysis 3 PC Build

PCPartPicker part list: http://pcpartpicker.com/p/svYF
Price breakdown by merchant: http://pcpartpicker.com/p/svYF/by_merchant/
Benchmarks: http://pcpartpicker.com/p/svYF/benchmarks/

CPU: Intel Core i5-3570K 3.4GHz Quad-Core Processor ($169.99 @ Microcenter)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($29.98 @ Amazon)
Motherboard: Gigabyte GA-Z77X-UD3H ATX LGA1155 Motherboard ($144.99 @ NCIX US)
Memory: Mushkin Essentials 8GB (2 x 4GB) DDR3-1600 Memory ($33.99 @ Newegg)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($69.99 @ NCIX US)
Video Card: Galaxy GeForce GTX 670 2GB Video Card ($359.99 @ Newegg)
Case: Cooler Master HAF 912 ATX Mid Tower Case ($49.49 @ SuperBiiz)
Power Supply: Antec EarthWatts Green 500W 80 PLUS Bronze Certified ATX12V / EPS12V Power Supply ($70.99 @ SuperBiiz)
Optical Drive: Lite-On iHAS224-06 DVD/CD Writer ($27.98 @ Newegg)
Total: $957.39
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2012-12-14 18:49 EST-0500)

Far Cry 3 does better with Nvidias. This should do the trick.