What is a motherboard? - Common Computer Questions
Question: What is a motherboard?
Answer: A motherboard is the main circuit board inside your computer that is responsible for things such as transferring data between all the components such as your sound, video and network cards. It's also where the processor(CPU) and RAM connect into the system. It also has slots such as PCI, AGP, PCI-E etc which all you to install your components in your computer. Many motherboards have built in components like sound, video and network cards. Motherboards will als have other ports such as USB, PS2 and Firewire built in. Newer motherboards will have SATA hard drive connectors while older ones will have IDE connectors.