Type the following and press Enter: wmic diskdrive get model,serialnumber
Best for consumer laptops (Pavilion, Envy) and desktops. It can pull basic drive specifications from the My Dashboard tab. Download HP Support Assistant
Check the "Storage" or "Components" section for drive specifics.
Press (or Ctrl + Alt + S ) to open the HP System Information window.
For enterprise users with HP ProLiant servers, you do not need to log into the OS.