Microsoft 11806 Published by

An upgrade from Microsoft Windows XP Professional (32 Bit) to Windows XP Professional x64 Edition is available for $12/$22



In order to be eligible to receive Windows:registered: XP Professional x64 Edition, your computer must have been ordered between March 31, 2003 and July 31, 2005 with Microsoft Windows:registered: XP Pro (32 Bit) preinstalled.
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