An operating system that is designed to work in a computer that processes 64 bits at a time. Most personal computers today are 64-bit, and mobile devices are expected to begin using 64-bit CPUs in the ...

Microsoft now offers a public preview of its 64-bit operating system for computers based on Advanced Micro Devices' Athlon 64 and Opteron processors. The program is designed to offer an early look at ...

IBM 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 for building ...

You're probably aware that 64-bit and 32-bit versions of your operating system exist, but apart from ascribing to a bigger-is-better philosophy, you may have no idea ...

Erik Lustig's mom called him recently in a bit of a panic. She'd been in a retail store shopping for a computer and the sales guy asked her whether she wanted a 32-bit computer or a 64-bit computer, ...

Add Yahoo as a preferred source to see more of our stories on Google. 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 ...