More and more frequently, users are installing the 64-bit version of their operating system of choice over the less capable 32-bit version.

What does 64-bit operating system actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

32-Bit vs. 64-Bit OSes: What's the Difference? Chances are good you're running an x64-based operating system, but what does that even mean?

Last month we discussed the finer points of 32-bit vs. 64-bit operating systems, explaining the benefits of one over the other.

If VirtualBox is not showing 64-bit Operating System, Enable Hardware Virtualization or Disable Hyper-V. More suggestions are here in this post.

Information in a 32-bit operating system is dealt with in pieces of information that are 32 bits wide, while 64-bit operating systems deal with information that is 64 bits wide -- double the ...

Not sure if your installed version of Windows is 32-bit or 64-bit? One quick way to tell is by looking at information about your operating system installation in Control Panel.

This post explains what is Windows 64-bit Itanium based system. Windows XP version and Windows Server 2008 R2 editions supported x64 Itanium.

Having the ability to run their current 32-bit applications on the 64-bit versions of Windows XP and Windows Server 2003 will be a key benefit for customers who plan to invest in 64-bit technology ...

IBM Corp. today announced plans to release a promised 64-bit version of its mainframe operating system later this week — a move that users and analysts said should provide a crucial foundation ...