To keep the QX6700 within the same thermal profile as the Core 2 Extreme X6800, Intel reduced the clock speed of the QX6700. The X6800 runs at 2.93GHz, while the QX6700 and the E6700 run at 2.66GHz.

Review: When quad-cores collide: AMD Phenom 9600 vs Intel Core 2 Quad Q6600 by Tarinder Sandhu on 19 November 2007, 11:31 Tags: Core 2 Quad Q6600, Phenom X4 9600, Intel (NASDAQ:INTC), AMD (NYSE ...