VGA refers to Video Graphics Array.
It is a computer display standard using analog signals proposed by IBM in 1987.
VGA port is a dedicated port for a computer to use VGA standard output data.
The VGA interface has 15 pins, with three rows and five holes in each row. It is the most widely used interface type on graphics cards and is available on most graphics cards.
It transmits red, green, and blue analog signals as well as synchronous signals (horizontal and vertical signals). VGA features high resolution, fast display speed, rich colors, and so on. VGA interface has wide applications, which is not only the standard interface of CRT display devices but also the standard interface of LCD devices.