How can I tell whether my Barton is multiplier locked?

[Nickel020]

See topic.

 

[Corporate Thug]

go into the BIOS, if you can change the multipler then it is unlocked. if you cant, its locked

 

[exar333]

sometimes it LETS you change it seemingly, but then when u restart it reverts back...that also means its locked....just an FYI