The HP P7-1421 conforms to the ATX form factor.
|Form Factor||ATX||Tool-less Rails||no|
|Motherboard Form Factors||-||IO Display Panel||no|
|Material||Metal||Front USB 2.0 Slots||0|
|Color||Black||Front USB 3.0 Slots||2|
|5.25″ Drive Bays||2||eSATA||no|
|3.5″ Drive Bays||2||Audio IO||yes|
|2.5" Drive Bays||0|
The HP P7-1421 has a the ATX form factor. ATX is the most ubiquitous of case standards, providing the largest array of compatible hardware on the market.
The case has two 5.25" drive bays, which There are no 5.25" drive bays, but there are two 3.5" drive bays, which is quite a small amount of space, and there are no 2.5" drive bays to make up for it.
Made primarily of Steel, the HP P7-1421 is built to be strong and well-ventilated. Steel cases are generally fairly cheap and sturdy, but also tend to be quite heavy. Whatever your case's material, it is important to keep a consistent airflow so that heat doesn't build up inside. It is therefore advised that you make use of the available built-in case fans and fan installation sections.