The motherboard

The motherboard is the main system board for the computer.
The motherboard has slots or ports for the attachment of various peripherals or support system/hardware. There is an Accelerated Graphics Port, which is used exclusively for video cards; Integrated Drive Electronics, -which provides the interfaces for the Hard Memory or RAM cards; and Peripheral Component Interconnect (PCI), which provides electronic connections for video capture cards and network cards, among others.
and there some motherboards included VGA and sound and Lane cards call (built in )

there are many different kinds of motherboards like as (Gigabyte and intel and MSI....)
and in it will put other parts on it like as (the processor ,Ram and another cards )