There's also some great graphical tools that show you not just your motherboard info, but all info about your computer.

1. Hardinfo

   
   
   

   Search for the hardinfo package in the Software Center or run sudo apt-get install hardinfo from the command line. The motherboard make and model can be found on the Devices > DMI page.

   
   
   

   




2. CPU-G - Linux alternative to the popular Windows application CPU-Z. Originally created by ftsamis, it has since been picked up by Atareao Team

   
   
   

   sudo add-apt-repository ppa:atareao/atareao
   
   sudo apt update
   
   sudo apt install cpu-g
   
   

   
   
   

   




3. lshw-gtk – Graphical frontend for lshw command

   
   
   

   




4. PerlMon