Atx is also a term used to describe the size of a motherboard.
Atx power supply dimensions inches.
Fsp group 700w atx power supply pmbus v1 2 single 1u size 80 plus platinum certified for rack mount case fsp700 80uepb 4 1 out of 5 stars 17 personal computers.
Newegg s power supply calculator or psu calculator helps you quickly find all the compatible power supplies for your current or future pc build.
3 3 v 5 v and 12 v.
Every pc case has a space for the power supply unit although the space may vary in size and shape.
The specification requires all atx motherboards to be this size.
23 24 with the width and height being the same as the preceding lpx low profile extension form factor which are often incorrectly referred to as at power supplies due to their ubiquitous use in later at and baby at systems even though the.
Earlier computers requiring 3 3 v typically derived that from a simple but inefficient linear regulator connected to the.
Then you just need to look and see what wattage your power supply is.
The power supply itself usually tells you with a label on one of its sides that.
The atx12v standard as of version 2 0 requires a 15 pin sata power connector.
When intel developed the atx standard power supply connector published in 1995 microchips operating on 3 3 v were becoming more popular beginning with the intel 80486dx4 microprocessor in 1994 and the atx standard supplies three positive rails.
For example small form factor cases will not be able to accommodate a psu meant for a mid or.
Atx power supplies generally have the dimensions of 150 86 140 mm 5 9 3 4 5 5 in.
In most cases to tell what size power supply you have you ll have to open up your pc case.
That s usually just a few screws around the back of the system and then a side easily slides off.
It also specifies the locations of the mount points the i o panel the power connectors and all other various connection interfaces.
Something else that sets atx12v and atx power supplies apart is the power connectors they provide.
Rmx series rm750x 750 watt 80 plus gold certified fully modular psu.