Duck-san is a famous Japanese overclocker and a world record holder on numerous occasions. His shares his wealth of knowledge from time to time on forums and blogs.
We came across a very interesting writeup about Sandy Bridge overclocking and topics related to it recently and wanted to share a link for some interesting reading. The link is translated from Japanese to English so some translations are not perfect but it’s certainly not hard to understand through context.
Duck uses the P67A-UD7 to hit close to 5.6GHz OC and talks about some interesting peculiarities when it comes to overclocking the new generation boards and CPUs.