Advice on $1200 gaming PC

This will be my first build. I am working with a friend who has given me some advice and would just like some verification if this setup would be suitable. Any comments/speculations would be greatly appreciated  


Approximate Purchase Date: 1 week

Budget Range: $1000 - $1400

System Usage: Primarily Gaming

Parts Required: CPU GPU PSU SSD HD RAM MB CASE

Preferred Website(s) for Parts: http://www.staticice.com.au/

Country: Australia

Parts Preferences: CPU - i5-3550k http://www.msy.com.au/product.jsp?productId=8966

GPU - Radeon 7850 http://www.netplus.com.au/product/VDSA7850-04/Sapphire_...

PSU - 750 Silverstone http://www.vtechindustries.com.au/750w-silverstone-st75...

SSD - Agility 3 http://www.msy.com.au/product.jsp?productId=9329

HD - 1TB Caviar Green http://www.ple.com.au/ViewItem.aspx?InventoryItemID=609...

RAM - 8GB Corsair Vengeance http://www.netplus.com.au/product/MYD316-02008CK/8Gb_DD...

MB - AsRock Z77-Extreme4 http://www.msy.com.au/product.jsp?productId=9040

CASE - Aero Cool Black Hawk http://www.austin.net.au/ProductList/ProductDetail/tabi...

DVD - Anything will do



Overclocking: Yes

SLI or Crossfire: Crossfire

Monitor Resolution: 1920 x 1200 16:10

Additional Comments: This is my first post/build and would just like to know if I am on the right track or not.