Changed some stuff around. There was no need for the Z motherboard with a locked CPU. You also won't need a 750W PSU, so I grabbed a 650W (still fully modular).
PCPartPicker part list:
http://pcpartpicker.com/p/3gurx
Price breakdown by merchant: http://pcpartpicker.com/p/3gurx/by_merchant/
Benchmarks: http://pcpartpicker.com/p/3gurx/benchmarks/
CPU: Intel Core i5-4570 3.2GHz Quad-Core Processor ($189.98 @ SuperBiiz)
Motherboard: ASRock H87 Pro4 ATX LGA1150 Motherboard ($91.48 @ Newegg)
Memory: Crucial 8GB (2 x 4GB) DDR3-1600 Memory ($73.70 @ Amazon)
Storage: Seagate 1TB 3.5" 7200RPM Hybrid Internal Hard Drive ($83.24 @ Amazon)
Video Card: MSI GeForce GTX 760 2GB Video Card ($239.99 @ Newegg)
Power Supply: EVGA SuperNOVA 650W 80+ Gold Certified Fully-Modular ATX Power Supply ($79.99 @ Micro Center)
Optical Drive: Samsung SH-224DB/BEBE DVD/CD Writer ($15.98 @ OutletPC)
Total: $774.36
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-03-25 20:58 EDT-0400)
I think it's about $20 more expensive than what you'd planned out, but worth it. You get the great intel CPU and a strong GPU.