Windows XP SP3 Finale Version 5.1 Build 5512 RTM

Windows XP Service Pack 3 (SP3) final version has been packed, published, and released to manufacturing on April 21, 2008 US time. However, only Original Equipment Manufacturers (OEM channel) will have access to the code bits of Windows XP SP3, while general public can starts download from April 29 onwards, as scheduled. Windows XP SP3 has final version of 5.1 and build number 5512 (5.1.2600.5512), a little higher than Windows XP RC2 Refresh (v.5508), but not the speculated build 5573.