microATX (sometimes referred to as μATX, uATX or mATX) is a standard motherboard form factor introduced in December 1997. The maximum size of a microATX...

Dimensions of a full-size ATX board are 12 × 9.6 in (305 × 244 mm), which allows many ATX chassis to accept microATX boards. The ATX specifications were released...

abandoned in v2.1 in favor of the MicroATX specification. Mini-ATX motherboards are no longer used, due to MicroATX surpassing its features, and manufacturers...

FlexATX is a motherboard form factor derived from ATX. The specification was released in 1999 by Intel as an addendum to the microATX specification. It...

earlier versions of the ATX spec). Mini-ITX boards can therefore often be used in cases designed for ATX, micro-ATX and other ATX variants if desired. Mini-ITX...

Form Factors: Micro ATX vs. Mini ITX vs. ATX The official Intel Form factors website containing form factor descriptions Micro ATX vs Mini ITX vs ATX...

ATX or microATX board. The spec also provides for optional ExpressCard expansion slots on DTX motherboards. DTX is a shorter version of ATX and micro-ATX...

computer power supplies conform to the ATX specification, which includes form factor and voltage tolerances. While an ATX power supply is connected to the mains...

slimline and small form factor market, NLX has been superseded by the Micro-ATX, FlexATX, and Mini-ITX form factors. NLX Specification, Release 9.9 PC Guide...

that support full-sized (PS2 form factor) power supplies actually have a microATX form factor. True SFF systems use SFX, TFX or smaller power supplies [citation...