1Full-size motherboard
Measures 12" x 9.6" in size
(305mm x 244 mm)
Advanced Technology eXtended (ATX)
2Smaller than ATX but contains the same features
Mesasures 11.2" x 8.2"
Mini-ATX
3Measures 9.6 inches squared
same length and height
Micro-ATX (mATX)
4Designed as a replacement for the ATX but was NEVER PRODUCED
Information Technology ITX
5Measures 6.7 " x 6.7"
has only one expansion slot
Designed to be used in small cases
Mini-ITX
6Has no standard size
build for small devices (mobile, smart speakers, etc.)
Nano-ITX
Pico-ITX
Mobile-ITX
7Shape, layout, and type of case and power supply that will be used by the system
Form Factor
8What are all of the ATX form factors?
Full-size ATX
Mini-ATX
Micro-ATX
9Name these form factors.

EATX, ATX, micro-atx, mini-itx