Overclocking: Dual- vs. Quad-Core CPUs
 

In this article, we present a complete solution consisting of a processor, a cooler, a motherboard and RAM that may become an item on the wish list of many of our readers. We also guide you through the configuration and show you what settings need to be selected for the system to run both stably and fast.

http://www.tomshardware.com/2007/11/08/dual_vs_quad/

How can the Quad Core outperform the Dual Core in almost all of the games tested, when only one of the games supports multicore :/

impressive is that hthe Yorkfield is almost as fast as a 10% higher clocked Kentsfield in Supreme Commander

the ONLY game which supports MULTI cores AND makes good use of the extra L2 Cache