x64 - lp-de-de_2ecd8315fcc93731c126cc8de2dc077c3a2f8bd1
Windows Vista Multilingual User Interface Pack (MUI) (for x86 and x64) and Windows Vista Language Interface Pack (LIP)
Windows Vista Multilingual User Interface Pack (MUI) is a language pack for windows vista to change the display language of windows vista interfaces.However, Windows Vista Multilingual User Interface Pack (MUI) requires a valid license.But Windows Vista Multilingual User Interface Pack (MUI) lets you view wizards, menus, dialog boxes, Help topics, and other items in Windows vista in your own language.Thus it provides a translated version(in your language), of most of the Windows Vista interfaces.
Windows Vista Multilingual User Interface Pack (MUI) is available only for Windows Vista Ultimate and Windows Vista Enterprise editions.