- Windows Vista and Windows 7:
- Hold the 'Windows' key and press 'Pause | Break'.
- Click 'Start'.
- Right click 'Computer'
- Choose 'Properties'.
- Windows XP:
Right click 'My Computer'.
- Windows 2000:
- Right-click on the My Computer icon
- Select Manage from the menu
- On the Computer Management screen, select System Summary
- The preview pane will show this information
- Windows NT:
- Open Windows Explorer.
- Go to Help, about Windows NT.
This shows the version, build, service pack number, as well as how much memory is installed.
- Select Start ð Programs ð Administrative Tools (Common) ð Windows NT Diagnostics.
The system tab indicates the size of processor the workstation is running (megahertz - mhz).
- Windows 9x:
- Select Start ð Settings ð Control Panel ð System.
- Select the General tab which lists all the relevant information.
- To determine the processor speed, reboot the machine and monitor the POST (Power On Self Test) which indicates the processor type, speed, and installed RAM as the workstation prepares to boot.