Need a PSU to round out my build

[gommer556]

hey all, im designing a build that im trying to keep the cost as low as possible while keeping a quad core. im mainly going to be playing planetside 2, so i have beefed up CPU power and slacking in the GPU, but anyway here is my build, i just need a GPU recommendation:

PCPartPicker part list / Price breakdown by merchant / Benchmarks

CPU: Intel Core i5-3470 3.2GHz Quad-Core Processor ($149.99 @ Microcenter)
Motherboard: ASRock H77M Micro ATX LGA1155 Motherboard ($69.99 @ Newegg)
Memory: G.Skill Ripjaws Series 8GB (2 x 4GB) DDR3-1600 Memory ($55.99 @ Newegg)
Storage: Seagate Barracuda 500GB 3.5" 7200RPM Internal Hard Drive ($59.47 @ Compuvest)
Video Card: XFX Radeon HD 7770 1GB Video Card ($109.99 @ Newegg)
Case: Rosewill CHALLENGER ATX Mid Tower Case ($49.99 @ Amazon)
Optical Drive: Lite-On iHAS124-04 DVD/CD Writer ($18.98 @ Outlet PC)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($89.98 @ Outlet PC)
Monitor: Acer V213HLBJbd 60Hz 21.5" Monitor ($137.58 @ Newegg)
Keyboard: Microsoft Keyboard 200 Wired Standard Keyboard ($8.99 @ Amazon)
Mouse: Cobra E-3lue Wired Optical Mouse
Total: $750.95
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-03-06 21:18 EST-0500)


any way to make it cheaper while retaining performance is EXTREMELY useful, im really trying to make this as cheap as possible

 

[omaroma11]

here you go

http://pcpartpicker.com/parts/partlist/

 

[stickmansam]

Here is a quality xfx 550w PSU, amde by silverstone

http://pcpartpicker.com/part/xfx-power-supply-p1550sxxb9