New Gaming Rig $1000

Hello!
I will be building this new rig for Christmas. I just want some opinions.
Does anyone know where i can get a 6950 2Gb in Australia/ Victoria?

AsRock Z68-Extreme3-Gen3 Intel Z68 = $135
http://www.msy.com.au/product.jsp?productId=8247

Antec Earth EA-750W PSU = $121
http://www.msy.com.au/product.jsp?productId=8120

Patriot PYRO Sanforce SF-2200 60GB SATA3 SSD Solid State Drive = $115
http://www.msy.com.au/product.jsp?productId=8052

G.Skill Sniper 8G Kit(4Gx2) DDR3 1600 F3-12800CL9D-8GBSR = $57
http://www.msy.com.au/product.jsp?productId=7650

Intel Core i5-2500K 3.3Ghz 1155pin Boxed CPU = $222
http://www.msy.com.au/product.jsp?productId=7581

Thermaltake Armor+ MX Mid Black Tower = $142
http://www.msy.com.au/product.jsp?productId=1061

6950 2 Gb = $285
msy doesn't sell the 2GB version but i was looking here. I want a 2Gb version because i have heard they are better for
multiple screens which i will have.
http://www.mwave.com.au/sku-42060782-Sapphire_Radeon_HD...(5_0Gbps)_Clocks_PCIe_2

I will be moving my current HDD to this build so space doesn't matter.

Thanks in advance!