How-To Geek


A NIC, or Network Interface Card, is the piece of hardware that provides a connection between the computer and a computer network. Historically, a NIC was a discrete expansion card added into a computer to provide access to a hard wired network such as an Ethernet or Token Ring LAN.

Advances in technology have both miniaturized and incorporated the NIC into computer’s motherboard (such that most computers no longer have a discrete NIC card, but instead have a small on-board chip governing network connections) and, in many cases, cut the cord–millions of computers now routinely connect to their local networks via Wi-Fi instead of a wired LAN connection.

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