Yes, it is available on a laptop, smartphone, and tablet. But it is most often known as a logic board. The logic board is much like a motherboard and operates the same functionalities. Although, in tablets and smartphones due to size requirements, the components like RAM and processor are soldered onto the board with most of the logic boards. Additionally, there are no upgrade options in many of these devices; that’s why it does not have the slots or sockets as a traditional computer motherboard.