After receiving the suffix GHz Edition in the title, the Radeon HD 7970 does not change: the frequency was increased to 1050/6000 MHz and power consumption was even decreased by 15%. However, for all of these innovations user will have to pay $ 50 compared to the conventional version Radeon HD 7970.
Using a special BIOS version the normal video card Radeon HD 7970 can be turned into an almost complete analog of Radeon HD 7970 GHz Edition. The discrepancy exists only in certain hardware elements - improved sensors that are required for technology PowerTune.
Updating the BIOS raises the default video card frequency to 1000/6000 MHz, and PowerTune technology dynamically overclocks to 1050 MHz. The default frequency of regular Radeon HD 7970 are equal to 925/5500 MHz.