SAPPHIREHD79703GB Vapor-X Edition has the latest GDDR5 memory clocked at 60...SAPPHIRE HD 7970 3GB Vapor-X Edition has the latest GDDR5 memory clocked at 6000MHz effective and runs with a core clock speed of 1000 MHz which with PowerTune Dynamic Boost rises to 1050 MHz on the engine. It has a slightly less sophisticated 8-phase...more
The SAPPHIREHD79703GB OC with Boost Edition shares the features of the rece...The SAPPHIRE HD 7970 3GB OC with Boost Edition shares the features of the recently announced AMD PowerTune technology with Boost which is a intelligent TDP management technology with dynamic clockspeed / voltage / performance enhancement for games and...more