First build looking for feedback

Hi I am looking for feedback on if this is a good build or if I need to make changes. Some of this may change like only getting 8 gigs of RAM or adding a SSD but for now I want opinions on what is listed .
Thanks


Approximate Purchase Date: within the next month depending on budget may buy in pieces


Budget Range: slightly flexible but not much more than what the parts I have chosen cost.


System Usage from Most to Least Important: gaming, surfing the internet, watching movies, etc.


Are you buying a monitor: No


Parts to Upgrade: new build


Do you need to buy OS: No


Preferred Website(s) for Parts: newegg.com, amazon, frys, or wherever the best deal is.


Location: USA


Overclocking: Yes later on


SLI or Crossfire: Maybe


Your Monitor Resolution: 1920x1080 (my TV)


And Most Importantly, Why Are You Upgrading: new build


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

CPU: Intel Core i5-3570K 3.4GHz Quad-Core Processor
CPU Cooler: Cooler Master Hyper 212 Plus 76.8 CFM Sleeve Bearing CPU Cooler (Already Purchased)
Motherboard: ASRock Z77 Extreme6 ATX LGA1155 Motherboard
Memory: G.Skill Ares Series 16GB (2 x 8GB) DDR3-1866 Memory
Storage: Western Digital Caviar Black 1TB 3.5" 7200RPM Internal Hard Drive
Video Card: EVGA GeForce GTX 660 2GB Video Card
Case: Rosewill BlackHawk ATX Mid Tower Case (Already Purchased)
Power Supply: SeaSonic X Series 850W 80 PLUS Gold Certified ATX12V / EPS12V Power Supply
Optical Drive: LG BH14NS40 Blu-Ray/DVD/CD Writer
Operating System: Microsoft Windows 7 Home Premium Full (32/64-bit) (Already Purchased)

(Generated by PCPartPicker 2013-01-30 19:58 EST-0500)