That version of that board is really not recommended for OC'ing with its 3+1 phase power: https://spreadsheets.google.com/spreadsheet/pub?key=0AgN1D79Joo7tdE9xMUFlMEVWeFhuckJEVF9aMmtpUFE&gid=3
Having said that... if you want to just work with the unlocked multiplier and raise it a click at a time, watching temps as you go, you should be able to get a noticeable increase in performance. Just don't do any CPU voltage increases with that board.
That version of that board is really not recommended for OC'ing with its 3+1 phase power: https://spreadsheets.google.com/spreadsheet/pub?key=0AgN1D79Joo7tdE9xMUFlMEVWeFhuckJEVF9aMmtpUFE&gid=3
Having said that... if you want to just work with the unlocked multiplier and raise it a click at a time, watching temps as you go, you should be able to get a noticeable increase in performance. Just don't do any CPU voltage increases with that board.