My current build

CPU: AMD FX-8350 4.0GHz 8-Core Processor
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler
Motherboard: ASRock 970 EXTREME4 ATX AM3+ Motherboard
Memory: Corsair Vengeance 16GB (2 x 8GB) DDR3-1600 Memory
Storage: Hitachi Deskstar 750GB 3.5" 7200RPM Internal Hard Drive
Video Card: Sapphire Radeon R9 290X 4GB Tri-X Video Card
Case: Thermaltake Commander MS-I Epic Edition (Black/Red) ATX Mid Tower Case
Power Supply: Corsair CX 750W 80+ Bronze Certified Semi-Modular ATX Power Supply
Optical Drive: Asus BC-12B1ST/BLK/B/AS Blu-Ray Reader, DVD/CD Writer
Operating System: Microsoft Windows 8.1 Pro
Monitor: Dell U2713HM 60Hz 27.0" Monitor
Mouse: Cyborg R.A.T 7
Keyboard: Das Keyboard Model S Ultimate
Microphone: Blue Yeti
Speakers: Some shitty 2.1ers

Gonna be buying a second 290x this month.

Seems pretty decent but for a build like that it's always worth investing in a SSD IMO. A Samsung 120GB EVO is only around $100 but it will allow you to load your frequently used ALOT quicker. Trust me once you have tried using a SSD you can't go back.