so it's around 700 gbp...
cpu:i5-4670K
mainboard:Gigabyte GA-Z87MX-D3H
Memory: Corsair Vengeance Pro 8GB (2 x 4GB) DDR3-1600 Memory
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive
Video Card: MSI GeForce GTX 760 4GB Video Card
Case: Corsair 350D MicroATX Mid Tower Case
Power Supply: Antec EarthWatts Platinum 650W 80+ Platinum Certified ATX Power Supply
K version of cpu is optimized for overclocking, cheaper non K version is imo waste of money, it;s better to be able to oc it leater.
You could get for the same price of msi 4gb gtx 2gb gtx770 altough if you have more than one screen i would then go with 4gb ddr5 on gpu.
Power supply is very good and for that price you wont get anything better, only worse.
Price overall: 1565.81NZD
Please give us more infos on what you gonna use this pc for.