Alternatively, if you're willing to go with a cheaper case (which doesn't do anything for performance), you can end up with an even better system for still even cheaper. If it were me, I'd do the following:
PCPartPicker part list / Price breakdown by merchant
CPU: Intel Core i5-4440 3.1GHz Quad-Core Processor ($168.99 @ NCIX US) Motherboard: MSI H81M-P33 Micro ATX LGA1150 Motherboard ($43.99 @ SuperBiiz) Memory: Team Dark 8GB (1 x 8GB) DDR3-1600 Memory ($59.99 @ Newegg) Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($52.99 @ Amazon) Video Card: Gigabyte Radeon R9 280 3GB WINDFORCE Video Card ($174.99 @ NCIX US) Case: NZXT Source 210 (Black) ATX Mid Tower Case ($31.99 @ Micro Center) Power Supply: EVGA 500W 80+ Bronze Certified ATX Power Supply ($41.99 @ SuperBiiz) Total: $574.93 Prices include shipping, taxes, and discounts when available Generated by PCPartPicker 2014-12-30 00:09 EST-0500