http://icrontic.com/article/leaked-bios-easily-turns-radeon-hd-7970-into-ghz-edition It enables both higher clocks and the boost feature, Some experiences should be here, haven't read the thread yet, just linking from another forum http://hardforum.com/showthread.php?t=1704287
So is this worthwhile if your card already clocks well? I havnt tried clocking it yet but would like to know if its worthwhile
virtually every 7970 can clock to ghz speed just using AMD catalyst control center and using the bios will increase power and heat for the boost feature.