Motherboard Form Factors

Question 1

ATX (Advanced Technology Extended)

Answer 1

Full-sized board that is 12” wide by 9.6” deep (305x244mm)

Question 2

Micro-ATX

Answer 2

9.6 (244x244mm) square board. Fewer expansion slots. (up to 4 compared to a maximum of 7 for full-sized ATX boards

Question 3

ITX (Information Technology eXtended)

Answer 3

Full-sized board that is 8.4” wide by 7.5” deep (215x191mm). Was released by VIA Technologies to promote the low power C3 processor

Question 4

SFF (Small Form Factor)

Answer 4

Small Form Factor PC’s often use VIA Technologies’ mITX (Mini-ITX) form factor. mITX is 6.7” wide by 6.7” deep (170x170mm) with one expansion slot