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  2. 64-bit computing - Wikipedia

    en.wikipedia.org/wiki/64-bit_computing

    In 2003, 64-bit CPUs were introduced to the mainstream PC market in the form of x86-64 processors and the PowerPC G5. A 64-bit register can hold any of 2 64 (over 18 quintillion or 1.8×10 19) different values. The range of integer values that can be stored in 64 bits depends on the integer representation used.

  3. Windows XP Professional x64 Edition - Wikipedia

    en.wikipedia.org/wiki/Windows_XP_Professional_x...

    Windows XP x64 Edition ships with both 32-bit and 64-bit versions of Windows Explorer. [20] The 32-bit version can become the default Windows Shell. [24] Windows XP x64 Edition also includes both 32-bit and 64-bit versions of Internet Explorer 6, so that users can still use browser extensions or ActiveX controls that are not available in 64-bit ...

  4. x86-64 - Wikipedia

    en.wikipedia.org/wiki/X86-64

    AMD64 (also variously referred to by AMD in their literature and documentation as “AMD 64-bit Technology” and “AMD x86-64 Architecture”) was created as an alternative to the radically different IA-64 architecture designed by Intel and Hewlett-Packard, which was backward-incompatible with IA-32, the 32-bit version of the x86 architecture.

  5. Virtual PC - Wikipedia

    en.wikipedia.org/wiki/Virtual_PC

    Virtual PC is a discontinued x86 emulator software for Microsoft Windows hosts and PowerPC-based Mac hosts. It was created by Connectix in 1997 and acquired by Microsoft in 2003, after which the program was renamed Microsoft Virtual PC. In July 2006, Microsoft released the Windows version free of charge. [2]

  6. Classic Shell - Wikipedia

    en.wikipedia.org/wiki/Classic_Shell

    Classic Shell is a computer program for Microsoft Windows that provides user interface elements intended to restore familiar features from past versions of Windows. [4] It focuses on the Start menu, File Explorer and Internet Explorer — three major components of the Windows shell although it also does some minor tweaks for the Windows Taskbar.

  7. Windows XP editions - Wikipedia

    en.wikipedia.org/wiki/Windows_XP_editions

    As of July 2005, Windows XP 64-Bit Edition is no longer supported, and no further security updates were made available. Windows XP 64-Bit Edition was not marketed as the Itanium version of Microsoft's other Windows XP editions, but, instead, as a separate edition made solely for the Itanium processor and its 64-bit instructions.

  8. WoW64 - Wikipedia

    en.wikipedia.org/wiki/WoW64

    In computing on Microsoft platforms, WoW64 (Windows 32-bit on Windows 64-bit) is a subsystem of the Windows operating system capable of running 32-bit applications on 64-bit Windows. [1] It is included in all 64-bit versions of Windows, except in Windows Server Server Core where it is an optional component, and Windows Nano Server where it is ...

  9. UltraISO - Wikipedia

    en.wikipedia.org/wiki/UltraISO

    UltraISO is a crippleware application for Microsoft Windows for creating, modifying and converting ISO image files used for optical disc authoring, currently being produced by EZB Systems. Initially UltraISO was shareware however since 2006 it has turned into commercial software. [2]