Question

what are the difference between ATX,micro-ATX and Mini-ITX?​

Answer 1

As you can see, mATX motherboards are the same width as standard ATX motherboards, but they are a couple of inches shorter. ... Mini-ITX motherboards, on the other hand, are shorter in both height and width than micro-ATX motherboards. They typically only feature a single PCIe lane.

Answer 2

Answer:

As you can see, mATX motherboards are the same width as standard ATX motherboards, but they are a couple of inches shorter. ... Mini-ITX motherboards, on the other hand, are shorter in both height and width than micro-ATX motherboards. They typically only feature a single PCIe lane.