Sometimes called mATX, the microATX is a motherboard that is 9.6" wide x 9.6" deep and capable of being as small as 6.75" wide x 6.75" deep. This motherboard was first introduced by Intel in December 1997, and is a smaller motherboard that is used in an ATX or smaller computer case.

ATX, Form factor, ITX, Motherboard, Motherboard terms

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