Only on early XP fabs. Have to read.
"AMD is beginning to ship newer Athlon XPs locked from the factory and the Speed Strip fails to unlock them"
[url=http://www.ocforums.com/showthread.php?s=9e7d15e997d73e82c932ef5c04492dad&threadid=244237]"...new Bartons, Thoroughbreds and Durons are factory multiplier locked, (not even wire tricks work with them.)
"No motherboard can unlock these CPUs and there is nothing that can be done to bridges or pins that can change the locked multiplier because they are not connected to the circuitry."[/url]