Hashrates of mine, some overclocked:

Visiontek 5850 1GB: 180h/s (rlly OCd)
MSI R 7770 PMD1GD5 1GB: 180h/s
Sapphire HD 5830 1GB: 230 - 250h/s
Gigabyte 6850 GV-R685D5-1GD 1GB: 235h/s
Gigabyte R9 270x 4GB: 445h/s
Club R9 270x 2GB: 458h/s
XFX R9 390 8GB: 772h/s


If you want more details ask.
Soon I'll update with wattage info..