CPU: Intel 2500: 203; saves 15
Hard Drive: WD 1 TB blue; 109; saves 10
Motherboard: Asus P8Z68-V Gen3 Z68 LGA1155; 139 or Gigabyte GA-Z68AP-D3 Z68 MB; 128; saves 27 to 38
Total savings 52 to 63; rest of components unchanged
That Asrock board you chose may have some particular features that the Asus and Gigabyte I chose do not. I did not check all features.
The WD Blue is faster and cheaper than the WD green you chose; I have no idea if it has enough capacity for you.
You could easily drop down to a 500 watt power supply from a better manufacturer than Coolermaster, but the choices at Netplus are limited.
This would do fine and is made by Seasonic, a premier manufacturer: http://www.ple.com.au/ViewItem.aspx?...CategoryID=318
75 plus shipping