I’ve got the power

Which of these features were unique to the ATX12V v2.3 standard?

A) Standardized 24-pin main connector

B) Increased energy efficiency

C) Dropped the AUX connector

D) Increased +12VDC output

E) Offered new pastel shades

The answer: B) Increased energy efficiency

Version 2.3 of the ATX12V power supply standard was focused around energy efficiency and implementing Energy Star 4.0 standards. All of the other features listed above (except for E) were specific to the version 2.2 standard.

Want to know more? Watch “Computer Power.”

Without the supply of power, your computer won’t have much to do. In this video, you’ll learn about power supply standards and how different connectors are used to power the components inside of modern personal computers.