Actually, the CORRECT answer is that the form factor of motherboards pertains to the size and shape of the board. There is no other answer to this question.
The form facter relates to the actual dimensions of the motherboard itself. There are 2 sizes: Large and Small. ATX = Large, mATX = Small.
The NLX form factor has a riser card on the edge of the motherboard.
The motherboard is located on the form factor
It is BTX
BTX
It should say on the motherboard itself. A microATX motherboard is generally square shaped, with ATX being longer, and extendedATX being even longer than ATX.
ATX.
ATX
For sure, it is the Motherboard, the Power supply, and the Chassis that determines the form factor of a computer.
The motherboard form factor AT only has the 5-pin AT keyboard connector built in.
The "form factor."
xl atx i think