System build help.

[mortem]

so im trying to get system build for gaming in the $600-800 price range and i need some help i know i want to go with an i5 cpu and i need an OS to 😀

 

[bodeen2012]

PCPartPicker part list: http://pcpartpicker.com/p/2rQcZ
Price breakdown by merchant: http://pcpartpicker.com/p/2rQcZ/by_merchant/
Benchmarks: http://pcpartpicker.com/p/2rQcZ/benchmarks/

CPU: Intel Core i5-4570 3.2GHz Quad-Core Processor ($194.99 @ NCIX US)
Motherboard: ASRock H87M Pro4 Micro ATX LGA1150 Motherboard ($72.99 @ Newegg)
Memory: Patriot Signature 8GB (2 x 4GB) DDR3-1600 Memory ($72.99 @ Newegg)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($59.98 @ OutletPC)
Video Card: PowerColor Radeon R9 270 2GB Video Card ($179.99 @ NCIX US)
Case: Corsair Carbide Series 300R Windowed ATX Mid Tower Case ($62.99 @ NCIX US)
Power Supply: SeaSonic 400W 80+ Bronze Certified ATX Power Supply ($43.98 @ Newegg)
Optical Drive: Samsung SH-224DB/BEBE DVD/CD Writer ($16.98 @ OutletPC)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($88.98 @ OutletPC)
Total: $793.87
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-12-28 20:34 EST-0500)

 

[whitecat]

CPU: Intel Core i5-4570 3.2GHz Quad-Core Processor ($197.98 @ SuperBiiz)
Motherboard: ASRock H87 Pro4 ATX LGA1150 Motherboard ($92.98 @ SuperBiiz)
Memory: Corsair Vengeance 4GB (2 x 2GB) DDR3-1600 Memory 1.5V ($57.99 @ Newegg)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($59.98 @ OutletPC)
Video Card: Asus Radeon HD 7870 GHz Edition 2GB Video Card ($195.98 @ SuperBiiz)
Case: Corsair 200R ATX Mid Tower Case ($54.99 @ NCIX US)
Power Supply: .500-600W Supply ($49.99 @ Microcenter)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($88.98 @ OutletPC)
Total: $789.92
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-12-28 20:40 EST-0500)

for psu
Corsair TX650
http://www.newegg.com/Product/Product.aspx?Item=N82E16817139005