Todos los nuevos parches de windows aqui lo vas a poder bajar.

Microsoft Windows 2000 Service Pack 4
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Microsoft Windows XP SP1 and SP2
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Microsoft Windows XP Professional x64 Edition
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Microsoft Windows Server 2003 and SP1
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Microsoft Windows Server 2003 for Itanium-based Systems and SP1
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Microsoft Windows Server 2003 x64 Edition
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