"The new Intel Celeron 566 is very attractive for overclockers. But there is
no guarantee that a CPU runs overclocked. We went through a littly odyssey
to get our Celerie working at 100MHz FSB and had some very surprising
results when trying different mainboards with our "critical" CPU. So what
can you do if you have CPU that does?nt like overclocking?"
FULL STORY @ RIVEA STATION (http://www.rivastation.com/cel566_e.htm)