My PC for gaming

Solution
You could save a lot and I'll show you.
CPU: get the fx-6300. better price and performance.
Cooler: Much better and worth the extra cost.
Mobo: Excellent overclocker on a budget.
RAM: Cheaper and faster. 2x4GB is better.
GPU: 750ti if you can afford it.
Case: 300R at $40 is a steal. It'll hold everything you need and cool well.
PSU: XFX is one of the best quality. Raidmax is horrible.

PCPartPicker part list / Price breakdown by merchant / Benchmarks

CPU: AMD FX-6300 3.5GHz 6-Core Processor ($109.99 @ Amazon)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($29.98 @ OutletPC)
Thermal Compound: Arctic Cooling MX-2 4g Thermal Paste ($5.99 @...
You could save a lot and I'll show you.
CPU: get the fx-6300. better price and performance.
Cooler: Much better and worth the extra cost.
Mobo: Excellent overclocker on a budget.
RAM: Cheaper and faster. 2x4GB is better.
GPU: 750ti if you can afford it.
Case: 300R at $40 is a steal. It'll hold everything you need and cool well.
PSU: XFX is one of the best quality. Raidmax is horrible.

PCPartPicker part list / Price breakdown by merchant / Benchmarks

CPU: AMD FX-6300 3.5GHz 6-Core Processor ($109.99 @ Amazon)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($29.98 @ OutletPC)
Thermal Compound: Arctic Cooling MX-2 4g Thermal Paste ($5.99 @ SuperBiiz)
Motherboard: Asus M5A97 R2.0 ATX AM3+ Motherboard ($89.79 @ Newegg)
Memory: G.Skill Ripjaws X Series 8GB (2 x 4GB) DDR3-1866 Memory ($69.99 @ Newegg)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($56.98 @ OutletPC)
Video Card: EVGA GeForce GTX 750 Ti 2GB Video Card ($149.99 @ NCIX US)
Case: Corsair 300R ATX Mid Tower Case ($39.99 @ Newegg)
Power Supply: XFX 550W 80+ Bronze Certified ATX Power Supply ($49.99 @ NCIX US)
Optical Drive: Asus DRW-24B1ST/BLK/B/AS DVD/CD Writer ($19.98 @ OutletPC)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($89.98 @ OutletPC)
Wired Network Adapter: StarTech ST100S 10/100 Mbps PCI Network Adapter ($6.98 @ OutletPC)
Wireless Network Adapter: Rosewill RNX-N150PCe 802.11b/g/n PCI-Express x1 Wi-Fi Adapter ($9.99 @ Newegg)
Total: $729.62
 
Solution


Your link doesn't show the price of the 7790. Check out the build I made. It'll save you money and run at higher settings.