Amazon doesn't ship to NZ :/Will also get you 300-400kH/s in mining scrypt coins like Litecoins, Dogecoins, etc. I own the same GPU and get ~90fps in BF3 on 1920x1200. Might need a bowling ball to set on the case or those fans will propel your desktop into space.
************ part list / Price breakdown by merchant / Benchmarks
CPU: Intel Core i5-4670K 3.4GHz Quad-Core Processor ($199.99 @ Microcenter)
CPU Cooler: Noctua NH-D14 65.0 CFM CPU Cooler ($79.95 @ Amazon)
Motherboard: MSI Z87-G45 Gaming ATX LGA1150 Motherboard ($114.99 @ Microcenter)
Memory: G.Skill Sniper 8GB (2 x 4GB) DDR3-1600 Memory ($52.99 @ Newegg)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($59.99 @ Microcenter)
Video Card: Sapphire Radeon HD 7870 GHz Edition 2GB Video Card ($199.99 @ Amazon)
Case: Corsair 200R ATX Mid Tower Case ($59.99 @ Amazon)
Case Fan: Noctua NF-A14 FLX 68.0 CFM 140mm Fan ($20.00 @ Amazon)
Case Fan: Noctua NF-A14 FLX 68.0 CFM 140mm Fan ($20.00 @ Amazon)
Case Fan: Noctua NF-A14 FLX 68.0 CFM 140mm Fan ($20.00 @ Amazon)
Case Fan: Noctua NF-A14 FLX 68.0 CFM 140mm Fan ($20.00 @ Amazon)
Case Fan: Noctua NF-A14 FLX 68.0 CFM 140mm Fan ($20.00 @ Amazon)
Power Supply: EVGA SuperNOVA 650W 80+ Gold Certified Fully-Modular ATX Power Supply ($84.99 @ Amazon)
Optical Drive: Asus DRW-24B1ST/BLK/B/AS DVD/CD Writer ($16.99 @ Newegg)
Operating System: Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit) ($89.00 @ Amazon)
Mouse: Logitech G400s Wired Optical Mouse ($39.99 @ Amazon)
Other: Any Keyboard ($50.00)
Other: Optical Mouse Pad ($20.00)
Total: $1168.86
(Prices include shipping, taxes, and discounts when available.)
(Generated by ************ 2013-12-14 22:06 EST-0500)