👉 In computer architecture, a backplane is a component of a motherboard that provides power to the CPU and other components inside it. This is often referred to as the "back" part of a motherboard, as it is located behind the mainboard on which the CPU and other components are mounted. Backplanes are typically made from thin metal or plastic and have an internal circuitry that allows current to flow between the CPU and other components. The power supply for a backplane may be provided by a dedicated