32-bit and 64-bit Windows: Frequently asked questions

Here are answers to some common questions about the 32-bit and 64-bit versions of Windows. The following mostly applies to Windows 7.

What is the difference between 32-bit and 64-bit versions of Windows?
How can I tell if my computer is running a 32-bit or a 64-bit version of Windows?
Which version of Windows should I install: the 32-bit version or the 64-bit version?
How do I tell if my computer can run a 64-bit version of Windows?


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Article ID: 15056 - Last Review: Aug 31, 2016 - Revision: 16

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