no bucky but they are stopping the producing of the older xp models
the core you are after is with the JIUHB stepping (it is the stepping that is important), you can email most webshops and ask for the stepping, and if they say JIUHB then GET IT!
here is a link for you to read, note how it says JIUHB everywhere :clap:
http://lowyat.isentral.com/guides/athlonxp/