Quote Originally Posted by Smartidiot89 View Post
Fail with 1.5b3 aswell... My stepping is "0904DPMW" so I thaught I had a chance. Waiting for the official 1.5 bios before I officially give up.

Although atleast I am not having network issues when I clock memory "to hard" now so back to play
Have you increased vcore? My 550 wouldn't boot as quad with stock voltage.