i doubt your needs will be able to push beyond this rig...
i left a case out for you to choose your style and liking, just make sure the graphics card length fits, and the Hyper 212 EVO CPU cooler fits within the width of the case.
PCPartPicker part list:
http://pcpartpicker.com/p/2TIrm
Price breakdown by merchant: http://pcpartpicker.com/p/2TIrm/by_merchant/
Benchmarks: http://pcpartpicker.com/p/2TIrm/benchmarks/
CPU: Intel Core i5-4670K 3.4GHz Quad-Core Processor ($219.99 @ Amazon)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($29.98 @ OutletPC)
Motherboard: Gigabyte GA-Z87-D3HP ATX LGA1150 Motherboard ($124.99 @ Amazon)
Memory: Corsair Vengeance 8GB (2 x 4GB) DDR3-1866 Memory ($91.99 @ Microcenter)
Storage: Kingston SSDNow V300 Series 120GB 2.5" Solid State Disk ($69.99 @ Microcenter)
Storage: Western Digital Caviar Black 2TB 3.5" 7200RPM Internal Hard Drive ($148.98 @ OutletPC)
Video Card: MSI GeForce GTX 780 Ti 3GB Video Card ($699.99 @ Microcenter)
Power Supply: SeaSonic 650W 80+ Gold Certified Semi-Modular ATX Power Supply ($99.99 @ Amazon)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($89.98 @ OutletPC)
Total: $1575.88
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-02-15 14:11 EST-0500)