Skip to content
Mon, Oct 12, 2026 / Ideas for a clearer worldINDEPENDENT INSIGHTS · PRACTICAL TOOLS · EXPLAINERS
Sign in
EXPLOREArtificial IntelligencePersonal FinancePythonStartupsMechanical EngineeringDigital MarketingCybersecurity
Basics / August 27, 2021

Common Types of Expansion Cards

v  An expansion card plugs into a computer‘s motherboard to give it additional capabilities. v  A computer communicates with its expansion cards and devices through the system bus. v  How much information flows through the system bus depends on the bus width and bus speed. There are several bus types: 1. ISA 2. PCI 3. AGP

By · August 27, 2021 · 1 min read

v  An expansion card plugs into a computer‘s motherboard to give it additional capabilities.

v  A computer communicates with its expansion cards and devices through the system bus.

v  How much information flows through the system bus depends on the bus width and bus speed.

There are several bus types:

1. ISA

2. PCI

3. AGP