To run Windows XP SP3 effectively with the Russian MUI, your hardware should meet these standards: Системные требования - XWiki - pumotix
Windows XP Service Pack 3 (SP3) with the Multilingual User Interface (MUI) for Russian remains a significant milestone in operating system history, offering a localized experience for one of Microsoft's most stable platforms.
: SP3 was the last major service pack for 32-bit Windows XP, consolidating over 1,000 previous hotfixes and security patches.
The MUI pack allows users to change the user interface—including menus, dialog boxes, and help files—into Russian on an original English version of Windows XP Professional. Unlike a fully localized version, MUI provides the flexibility to switch between languages.