Login

or
don't have an account?
back to glossary

Expansion Card

pc

A printed circuit board that adds functionality to a computer system by fitting into an expansion slot on the motherboard.

expanded

Expansion cards are integral for enhancing the capabilities of computers, allowing for the addition of components such as additional video, network, or sound capabilities. By inserting these cards into compatible expansion slots on the motherboard, such as PCI Express slots, users can upgrade performance or add new functionalities without replacing the entire system.

examples

NVIDIA GeForce RTX 3070 graphics card

Commonly used to upgrade a PC's graphics performance for gaming or professional graphic design applications.

Intel Wireless-AC 9260 WiFi card

Used to add wireless networking capabilities to desktop PCs lacking built-in WiFi functionality.