First gaming build critiques needed

Approximate Purchase Date: late this month or early next.


Budget Range: $1100-$1400 before rebates


System Usage from Most to Least Important: gaming, school, surfing the web


Are you buying a monitor: Yes / No: yes


Parts to Upgrade: (e.g.: CPU, mobo, RAM) **Include Power Supply Make & Model If Re-using**


Do you need to buy OS: Yes / No : No



Preferred Website(s) for Parts: micro center and amazon but anywhere else is fine.


Location: City, State/Region, Country - Michigan


Parts Preferences: by brand or type none


Overclocking: Yes / No / Maybe :yes


SLI or Crossfire: Yes / No / Maybe :no


Your Monitor Resolution: atleat 1920x1080


Additional Comments: (e.g.: Need to have a window and lots of bling, I would like a quiet PC. Please also list specific software or games you're using)


And Most Importantly, Why Are You Upgrading: I currently have a pentium e5200 and 9800gt so I feel an upgrade is long overdo.


Include a list of any parts you have already selected with descriptively labeled links for parts. Please do not post only links.

PCPartPicker part list / Price breakdown by merchant / Benchmarks

CPU: Intel Core i5-3570K 3.4GHz Quad-Core Processor ($180.18 @ Microcenter)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($24.99 @ Newegg)
Motherboard: ASRock Z77 Extreme4 ATX LGA1155 Motherboard ($127.99 @ Amazon)
Memory: G.Skill Ripjaws X Series 8GB (2 x 4GB) DDR3-1600 Memory ($39.98 @ Outlet PC)
Storage: OCZ Colossus 250GB 3.5" Solid State Disk
Storage: Seagate Barracuda 2TB 3.5" 7200RPM Internal Hard Drive ($101.98 @ SuperBiiz)
Video Card: Sapphire Radeon HD 7970 3GB Video Card ($369.99 @ Newegg)
Case: Fractal Design Define R4 w/Window (Titanium Grey) ATX Mid Tower Case ($89.99 @ Newegg)
Power Supply: XFX 550W 80 PLUS Bronze Certified ATX12V / EPS12V Power Supply ($54.98 @ NCIX US)
Optical Drive: Lite-On iHAS124-04 DVD/CD Writer ($18.98 @ Outlet PC)
Monitor: Asus VH236H 23.0" Monitor ($149.99 @ Newegg)
Total: $1214.05
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-01-10 13:55 EST-0500)

I am also looking for a decent headset and wireless adapter.