635510 story Windows XP SP3 Released To Manufacturing 323 Posted by kdawson on Monday April 21, 2008 @08:30PM from the last-in-a-distinguished-line dept. mike_diack was one of many readers to send word that Windows XP SP3 been released to manufacturing. It will be available to OEMs and enterprise customers on April 29. Here is a summary of features and changes. The company will wait till "early summer" to enable SP3 downloads through Automatic Updates.