64-bit

a.k.a. 64 bit

The terms 32-bit and 64-bit refer to the way a computer's processor (also called a CPU), handles information. The 64-bit version of Windows handles large amounts of random access memory (RAM) more effectively than the 32-bit version. Follow the steps below to find out if your PC is running the 32-bit or 64-bit version of Windows and what edition of Windows is on your PC.

Is my PC running the 32-bit or 64-bit version of Windows?

Computers running Windows XP

    Click Start, right-click My Computer, and then click Properties.

        If "x64 Edition" is listed under System, you’re running the 64-bit version of Windows XP.

        If you don’t see "x64 Edition" listed under System, you’re running the 32-bit version of Windows XP.

    The edition of Windows XP you're running is displayed under System near the top of the window.

Computers running Windows Vista or Windows 7

    Click the Start button Picture of the Start button, right-click Computer, and then click Properties.

        If "64-bit Operating System" is listed next to System type, you’re running the 64-bit version of Windows Vista or Windows 7.

        If "32-bit Operating System" is listed next to System type, you’re running the 32-bit version of Windows Vista or Windows 7.

    The edition of Windows Vista or Windows 7 you're running is displayed under Windows edition near the top of the window.

See also : bit  
NetLingo Classification: Net Hardware

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