This will do just fine for 1080p and 1440p , you can switch the GPU to a GTX 970 if you feel like spending an extra 150 dollars for 10-15% extra performance.
PCPartPicker part list:
http://nz.pcpartpicker.com/p/n6V2TW
Price breakdown by merchant: http://nz.pcpartpicker.com/p/n6V2TW/by_merchant/
CPU: Intel Core i5-4460 3.2GHz Quad-Core Processor ($249.95 @ Computer Lounge)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($66.00 @ Paradigm PCs)
Motherboard: Gigabyte GA-Z97X-SLI ATX LGA1150 Motherboard ($225.00 @ PC Force)
Memory: G.Skill Ripjaws X Series 8GB (2 x 4GB) DDR3-1600 Memory ($129.00 @ PC Force)
Storage: Crucial MX100 128GB 2.5" Solid State Drive ($109.95 @ Computer Lounge)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($79.00 @ PC Force)
Video Card: Asus Radeon R9 290 4GB DirectCU II Video Card ($499.95 @ Computer Lounge)
Case: Corsair Carbide Series 300R Windowed ATX Mid Tower Case ($135.00 @ Paradigm PCs)
Power Supply: Antec High Current Gamer 620W 80+ Bronze Certified Semi-Modular ATX Power Supply ($142.14 @ Aquila Technology)
Total: $1635.99
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2014-12-02 01:56 NZDT+1300
If you want to get acquainted with the tech available in New Zealand then Subscribe to a channel called playtechNz on youtube , they have amazing content
Link :
https://www.youtube.com/channel/UCzqOB6Yvp2mAw8UAJoFqMWQ