(Advanced Technology EXtended motherboard) The PC motherboard that superseded the Baby AT design. The ATX layout rotated the CPU and memory 90 degrees, allowing full-length expansions to be ...

ATX motherboards are generally recognized as the standard size and the most common motherboard form factor. This form factor is widely considered ideal for mid-tower and full tower PC builds.

The most mainstream and common motherboard form factor, ATX was created by Intel in 1995. The typical size of an ATX motherboard is about 9.6" x 12". EATX: 13" x 12" -- A fully-featured ATX ...

Motherboard's have different form factors, that is to say, they have different sizes and shapes. A motherboards size and shape is its form factor. There are three main form factors of motherboards, ...

Mid-tower cases are designed to work with ATX motherboards and power supplies, but they come in a wide range of sizes ...