Motherboards

  A motherboard, also known as a main board, mainboard, logic board or system board, and sometimes abbreviated as mobo, is the central or primary circuit board making up a complex electronic system, such as a computer. Popular types are AT and Baby AT(both oboslete), ATX, MiniATX, BTX(Balanced Technology Extended, which is newest).

  A typical computer is built with the microprocessor, main memory, and other basic components on the motherboard. Other components of the computer such as external storage, control circuits for video display and sound, and peripheral devices are typically attached to the motherboard via ribbon cables, other cables, and power connectors.

  Things that can be found on a motherboard are cpus and heatsink, ram, chipsets, EIDE connectors (aka ATA or PATA), SATA connectors, USB, Firewire (aka i.Link or IEEE 1394), PCI Slots (for adapters and other cards), AGP Slots (for video cards), PCI-e (PCI-Express: newest slot used for adapters and other cards, as well as video cards), and other connectors.