About Windows XP Service Pack 3
On March 6, 2008 Microsoft released Service Pack 3 (SP3) for Windows XP. Service Pack 3 contains all of the important Windows updates from previous service packs as well as additional updates that were released after Service Pack 2. To install Windows XP Service Pack 3 from the Internet on a home desktop computer use the Windows Update feature.
CAUTION:If you have an HP Pavilion, HP Media Center or Compaq Presario desktop computer that has an AMD processor, your PC might encounter a startup problem after installing SP3 (or SP3 will not download from Windows Update). Before attempting to install SP3, install sp37394 - Microsoft Windows XP SP3 Upgrade Utility for systems with AMD processors .
For more information, the following support articles from the Microsoft Web site can help:
936929 - Release notes for Windows XP Service Pack 3 (in English)
NOTE:One or more of the links above will take you outside the Hewlett-Packard Web site. HP does not control and is not responsible for information outside the HP Web site.