congrats on the new chip, and welcome to the forum.
Its very common for all chips over 1GHZ to be unlocked, expecially the ones with the new stepping ie AYHJA.
A= 133MHZ FSB, B= 200MHZ FSB, and C= 266MHz FSB
Thankx AMD indeed, now if only they could have unlocked my new 1GHz TBird