If you are a proud owner of IBM / Lenovo laptop / desktop computer use vpddecode command to print the “vital product data” information without opening your case or rebooting the system. This information is hardcoded on almost all IBM and Lenovo computers BIOS. It will show following information:
=> BIOS Build ID
=> Box Serial Number
=> Motherboard Serial Number
=> Machine Type/Model
=> BIOS Release Date
=> Default Flash Image File Name
Command to display BIOS information

Open terminal and type the following command as the root user:
$ sudo vpddecode
OR
# vpddecode