I rarely agree with Enigma, but he's right on this one. For games you're gonna need a decent video card, for pro tools you'll need a decent CPU and and some speedy RAM.
PCPartPicker part list: http://pcpartpicker.com/p/QLkJcf
Price breakdown by merchant: http://pcpartpicker.com/p/QLkJcf/by_merchant/
CPU: Intel Core i5-6600K 3.5GHz Quad-Core Processor ($229.99 @ Micro Center)
CPU Cooler: Arctic Cooling UCACO-FZ13100-BL 4.0 CFM Ball Bearing CPU Cooler ($32.30 @ SuperBiiz)
Motherboard: Asus H170M-PLUS Micro ATX LGA1151 Motherboard ($103.75 @ OutletPC)
Memory: G.Skill Ripjaws 4 series 16GB (2 x 8GB) DDR4-2400 Memory ($74.99 @ Newegg)
Storage: Samsung SM951 128GB M.2-2280 Solid State Drive ($128.85 @ Amazon)
Storage: Western Digital Caviar Black 2TB 3.5" 7200RPM Internal Hard Drive ($138.89 @ OutletPC)
Video Card: EVGA GeForce GTX 970 4GB ACX 2.0 Video Card ($304.99 @ SuperBiiz)
Case: NZXT H230 (Black) ATX Mid Tower Case ($56.95 @ SuperBiiz)
Power Supply: Corsair RM 850W 80+ Gold Certified Fully-Modular ATX Power Supply ($109.99 @ Newegg)
Operating System: Microsoft Windows 10 Home OEM (64-bit) ($84.98 @ OutletPC)
Other: Microsoft Office Home and Business 2016 ($229.99)
Total: $1495.67
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2015-11-26 19:29 EST-0500