$800 build final confirmation

Approximate Purchase Date: e.g.: 1 or 2 weeks.

Budget Range: $500/600 OR $700/800 After rebates.
(I am currently deciding on whether to get a relatively cheaper computer now, and ugrade later, or splurge now and future proof it.)

System Usage from Most to Least Important: I am planning on build a gaming computer, which i will be doing almost exclusively gaming and surfing the net (and some word processing and such), Thus multi threading will not be needed all that much.

Are you buying a monitor: No

Parts to Upgrade: All

Do you need to buy OS: Yes

Preferred Website(s) for Parts: any (whatever is cheapest.)

Location: California

Parts Preferences:None

Overclocking: CPU

SLI or Crossfire: No

Your Monitor Resolution: 1920x1080

The build i am currently looking at is this coutesy of iceclock...

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

CPU: AMD FX-4300 3.8GHz Quad-Core Processor ($119.99 @ Amazon)
Motherboard: Asus M5A97 LE R2.0 ATX AM3+ Motherboard ($79.99 @ Newegg)
Memory: Crucial Ballistix sport 8GB (2 x 4GB) DDR3-1600 Memory ($43.98 @ Outlet PC)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($69.98 @ Outlet PC)
Video Card: MSI Radeon HD 7950 3GB Video Card ($289.99 @ Newegg)
Case: Enermax ECA3175-BL ATX Mid Tower Case ($39.99 @ Amazon)
Power Supply: Antec Neo Eco 520W 80 PLUS Certified ATX12V / EPS12V Power Supply ($39.99 @ Newegg)
Optical Drive: Lite-On iHAS124-04 DVD/CD Writer ($16.98 @ Outlet PC)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($89.98 @ Outlet PC)
Total: $790.87
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-02-01 13:38 EST-0500)

Base Total: $825.87
Mail-in Rebates: -$35.00
Total: $790.87

Basically i just wanted to get some secondhand opinion on the build, as well as looks at the motherboard (some issues with DoA).

Also, if possible a look at the memory, and the PSU as i have little knowledge in that area.

Thanks in advance everybody.