A few ways to do this include using the command line.

Which option you choose depends on which method feels more convenient to you.

To convert togigabytes, divide by 1024.

Screenshot of checking RAM in the command prompt

This shows how much RAM is installed on your rig.

The easiest way is to search for it from the taskbar.

Usable memory differs from installed memory because the computer reserves installed RAM specifically for hardware installed in the system.

Highlighted Control Panel search term and item selected in Windows 10.

Because of this, usable RAM will always be slightly less than installed RAM.

pop launch the Run dialog box by pressingWIN+R.

Another way to get there is through thePower User Menu: Right-tap the Start button and chooseRun.

System applet highlighted in the Control Panel on a PC running Windows 10.

Typemsinfo32, then pressEnter.

Go here if you want to see how a particular program impacts available RAM.

It also shows how much memory is currently in use and how much is installed.

The Installed memory (RAM) line highlighted in the Windows 10 System applet.

One quick way is to pressCtrl+Shift+Esc.

Select thePerformancetab at the top.

If you don’t see that, selectMore detailsfirst.

The Run option highlighted in the Windows 10 Power User Menu.

Below the chart are additional details, including free RAM underAvailable.

Windows' built-in tools are useful for seeing RAM details, but they’re not your only options.

There are also lots ofthird-party system information toolsthat provide this information and plenty more.

msinfo32 highlighted in the Run dialog box in Windows 10.

System Summary and the Total Physical Memory and Available Physical Memory lines highlighted in the Windows 10 System Information tool.

More details highlighted in the Windows 10 Task Manager.

Performance tab, Memory tile, and Available section highlighted in Windows 10 Task Manager.