How Can I Improve my ~$700 Build!?

PCPartPicker part list / Price breakdown by merchant

CPU: Intel Core i5-4590 3.3GHz Quad-Core Processor ($189.99 @ NCIX US)
Motherboard: ASRock H97M PRO4 Micro ATX LGA1150 Motherboard ($64.99 @ Newegg)
Memory: Corsair Vengeance 8GB (2 x 4GB) DDR3-1600 Memory ($67.99 @ Newegg)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($54.98 @ OutletPC)
Video Card: Sapphire Radeon R9 280 3GB Dual-X Video Card ($164.99 @ Newegg)
Case: Corsair 200R ATX Mid Tower Case ($39.99 @ Newegg)
Power Supply: XFX 550W 80+ Bronze Certified ATX Power Supply ($43.40 @ Newegg)
Optical Drive: Asus DRW-24B1ST/BLK/B/AS DVD/CD Writer ($16.99 @ Newegg)
Total: $643.32
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2014-11-06 20:55 EST-0500

Better GPU and better RAM.
 
Solution

SAGQuad

Honorable
Jan 7, 2013
25
0
10,530


Thank you :) Is the 4590 a lot better than the fx 8350? What would the performance difference be?