The EAH6670 DC SL/DI/1GD3 features Super Alloy Power technology that uses special alloy formula in critical power delivery components for a 15% performance boost, 35 °C cooler operation & 2.5 times longer lifespan. The flattened copper heat-pipe contacts GPU directly for 0 d B cooling experience. Intelligent system monitoring is designed for efficient overclocking with an intuitive slide bar. Real-time overclocking, benchmarking & video capturing in any PC game! Optimize stereoscopic 3D gaming & movie-watching entertainment. Gets up to 1.8x of a graphics performance boost in dual mode. Brings new levels of visual realism to gaming on the PC & get top-notch performance.