APM vs ACPI – Difference and Comparison

What is APM?

Advanced Power Management is an expertise that is very useful for the work of the computer properly. In the modern period, everything you can quickly do by technology. A computer, laptop, and many other devices are available for the office and many other businesses.

They make the company easy and keep the business data safe and secure to restore at any time. APM is also a technological thing for the computer’s working for getting extra profit from the business. APM is similar in temperament to the past old strategy, and you can use it for your computer to work better with the best power.

API is less all-encompassing than the ACPI, but you can also get the control for your device. With the help of the API system, you can run your computer speedily by giving them power when they become off and their energy becomes down. It is located in the computer’s BIOS and works for the computer.

What is ACPI?

ACPI is designed to help the computer. Intel and Microsoft invented it and came into this technological world to assist the business sector. It operates the computers, and it allows the computer to work better for the business. When the ACPI is invented, it takes control over the function of the API. ACPI is the newest version of the technology of the operating system to work fast.

When the computers become down, it provides them a better charging to work for you and do your work easily. It is more advanced and inclusive machinery and is constructive and valuable in the world. Computers and all electronic and digital devices are used worldwide because they provide people more convenience in their work with the help of operating systems such as API,  ACPI and, many others.

 You can use the ACPI to get better and expert service when the power is off the computer. ACPI is available to help the computer for powering when-

  1. CPU becomes off
  2. The computer sleeps and hangs to RAM
  3. Hand to the disk of the computer
  4. When the laptop mechanically off

Difference Between API and ACPI

  1. APM is the oldest adaptation technology for the computer, whereas the ACPI is very new-fangled expertise owned by Intel.
  2. APM is very well called Advanced Power Management, but ACPI is called Advanced Configuration and Power Interference.
  3. APM is companionable with the ancient machinery while ACPI is concerned with the latest device
  4. ACPI is located in the computers’ operating system that offers a large amount of power to them, while API is centred in the Basic Input Output System.
  5. APM is less potent for the help of the computer in the business, but the ACPI is more powerful because it is the latest adaptation

Comparison Between APM and ACPI

Parameters for comparisonAPMACPI
MeaningAPM refers to Advanced Power Management, and this you can use for powering the computerACPI refers to Advanced Configuration and Power Interference, and it is a new proficiency
DefinitionAPM is defined as the application for the computer’s BIOS to access the powerACPI is also known as up-to-date application expertise the computer to work with more efficiency.
FunctionIt functions with the BIOS of the computer to get the surplus influence of the computer ACPI works as an operation to the computer system for running fast than API
PowerIt is powered to the device when it is off or when it has low power and also on the deviceIt also provides energy to the device for scurrying very fast, and as a fast and new technology, it works more rapid than API
VersionAPI is an ancient system than ACPI, and the old one cannot work correctly than a new and advanced one.ACPI is the new version of the power operating organization, so it provides fast service to the computer.


  1. https://events.static.linuxfound.org/sites/events/files/lcjp13_chen.pdf
  2. https://ieeexplore.ieee.org/abstract/document/9680318/