Staticice Listing
http://www.staticice.com.au/cgi-bin/search.cgi?q=XFX+Radeon+R9+280X&spos=3[1]
Next cheapest: $369 @ PLE Computers[2]
Shipping
Approx $15 - $20 for major city centres
Reviews:
http://www.eteknix.com/xfx-r9-280x-double-dissipation-black-edition-oc-graphics-card-review/18/[3]
http://www.hardocp.com/article/2014/02/16/xfx_double_dissipation_r9_280x_video_card_review/#.U5POhPmSx8E[4]
I'm pretty sure this has been PCCG's price for this XFX R9 280X since it came out.
Not as good as iiBuy's multiple deals for this model, and it was also $319 for WAians at PLE not too long ago.