Bought a 660TI from MSY (The MSI overclock) before christmas for $285, i generally prefer gigabyte to anyone else because they put in really great quality components.
Price at
Scorptec $319 http://www.scorptec.com.au/computer/47419-gv-n66twf2-2gd
MSY $315
PcCasegear: $319
Delivery @ $12.95
grab a 7950, i own one and it works flawlessly at a similar price.