Virtual memory with paging lets a computer run many programs at the same time, almost regardless of available RAM. This benefit, called multiprogramming, is a key feature of modern PC operating ...

To implement virtual memory, Windows maintains a "paging file" on the hard drive, taking up a few gigabytes of space.

What does virtual memory actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

The amount of virtual memory Windows is currently using, as reported in the Task Manager dialog under the Performance tab. The Commit Charge fluctuates as applications are opened and closed. TOTAL ...

For a powerful virtual PC, you need a CPU with four to six cores. Together with a graphics card with at least 4GB of memory, even more demanding virtualization is possible. IDG ...

Windows memory management is rocket science. And don't believe anyone who tells you otherwise. Since Windows 7 was released last October I've read lots of articles about the best way to measure ...