Former motherboard form factor designed for improved cooling.

Smaller derivative of the DTX motherboard standard.

Motherboard form factor designed for compact desktop systems.

Compact ATX-derived motherboard form factor.

Oversized motherboard form factor for workstation systems.

Compact motherboard form factor measuring about 170 × 170 mm.

Smaller motherboard form factor derived from ATX.

Standard specification for PC motherboard and power-supply dimensions.

Revised high-power graphics-card power connector.

High-power GPU power connector supporting modern graphics cards.