HotHardware posted a review on the Intel Core 2 Extreme QX6800

Hot on the heals of the holiday weekend, Intel is launching a new flagship quad-core processor, the Core 2 Extreme QX6800. As its name implies, the new Core 2 Extreme QX6800 has frequency parity with its dual-core counterpart, the Core 2 Extreme X6800 - sans the "Q". At 2.93GHz this makes the Core 2 Extreme QX6800 Intel's highest clocked quad-core desktop processor to date. Head on over to the site and check it out.

Intel Core 2 Extreme QX6800 Review