Gaming Build $650 Budget (w/ Win7)

Please suggest me a build.

Approximate Purchase Date: e.g.: this week
Budget Range: $650 after rebates/discounts
System Usage from Most to Least Important: gaming and youtube
Are you buying a monitor: No
Parts to Upgrade: Brand new tower
Do you need to buy OS: Yes
Preferred Website(s) for Parts: newegg
Location: New York
Parts Preferences: No preference
Overclocking: No
SLI or Crossfire: No
Your Monitor Resolution: 1920x1080
Additional Comments: I won't be overclocking, I won't be using dual/triple video cards. Please note budget includes Windows 7 purchase.

From http://pcpartpicker.com/p/epcR

Intel Core i3-2120 3.3GHz Dual-Core Processor - $114.98
ASRock Z68 PRO3 GEN3 ATX LGA1155 Motherboard - $104.99
G.Skill Ripjaws Series 4GB (2 x 2GB) DDR3-1600 Memory - $29.99
Western Digital Caviar Blue 500GB 3.5" 7200RPM Internal Hard Drive - $59.99
Asus GeForce GTX 560 1GB Video Card - $169.98
Rosewill CHALLENGER ATX Mid Tower Case - $49.99
SeaSonic 520W ATX12V / EPS12V Power Supply - $69.99
Lite-On iHAS124-04 DVD/CD Writer - $17.99
Microsoft Windows 7 Home Premium SP1 (64-bit) - $90.33

Total: $697.88

If this build is fine, is everything compatible? PSU enough wires for graphics card?