Tuesday 11 September 2012

Win Tips2: How to determine whether a computer is running a 32-bit version or 64-bit version of the Windows operating system ?


  • Method 1: View System Properties in Control Panel
    1. Click Start, and then click Run.
    2. Type sysdm.cpl, and then click OK.
    3. Click the General tab. The operating system is displayed as follows:
      • For a 64-bit version operating system,  Windows XP Professional x64 Edition Version < Year> appears under System.
      • For a 32-bit version operating system,  Windows XP Professional Version <Year> appears under System.
    4. Windows 7 pc
    5. Method 1: View the System window in Control Panel
      1. Click Start
         Start button
        , type system in the Start Search box, and then click system in the Programs list.
      2. The operating system is displayed as follows:
        • For a 64-bit version operating system, 64-bit Operating System appears for the System type under System.
        • For a 32-bit version operating system, 32-bit Operating System appears for the System type under System.
      Method 2: View the System Information window
      1. Click Start
         Start button
        , type system in the Start Search box, and then click System Information in the Programs list.
      2. When System Summary is selected in the navigation pane, the operating system is displayed as follows:
        • For a 64-bit version operating system, x64-based PC appears for the System type under Item.
        • For a 32-bit version operating system, x86-based PC appears for the System type under Item.

1 comment:

  1. In Linux , use command as below :

    dmidecode | grep lm

    Where in result "lm" denotes 64-bit.

    THanks Nitin M

    ReplyDelete