# dmidecode > Display the DMI (alternatively known as SMBIOS) table contents in a human-readable format. > Requires root privileges. > More information: . - Show all DMI table contents: `sudo dmidecode` - Show the BIOS version: `sudo dmidecode {{[-s|--string]}} bios-version` - Show the system's serial number: `sudo dmidecode {{[-s|--string]}} system-serial-number` - Show BIOS information: `sudo dmidecode {{[-t|--type]}} bios` - Show CPU information: `sudo dmidecode {{[-t|--type]}} processor` - Show memory information: `sudo dmidecode {{[-t|--type]}} memory`