What Is an Expansion Card?

What does expansion slot actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia

An expansion slot is a socket on a computer motherboard that allows you to add additional components to your system These slots are used to expand the

expansion slot definition computer In computing, an expansion card is a printed circuit board that can be inserted into an electrical connector, or expansion slot on a computer's motherboard

expansion slot function What is a PCIe card? A PCIe card or expansion card is just another name for hardware that can be added to your device through PCIe slots