R9 270X 2GB ($200) have the same HD 7950 3GB ($200) Performance= The best choice HD 7950 3GB
R7 260X 2GB ($140) Lost 15% Comparison to HD 7850 2GB ($135) = The best choice HD 7850 2GB

Jesus AMD!!!What is this strange pricing for these rebrands card???

I think the best card of these new cards are R9 280X 3GB ($300)