Dual BIOS + PowerTune = HD 6950 >> HD 6970 Upgrade

An article over at Tech Powerup outlined how to flash a Radeon HD 6950 and unlock additional SIMD engines to make it function like a Radeon HD 6970. The Dual BIOS feature of the 6900 series makes the procedure safe, and the PowerTune feature helps keep the power threshold under 225W. Hit this forum thread to discuss.