ACPI is the newer of the two technologies and puts power management in the hands of the operating system, allowing for more intelligent power management than is possible with BIOS controlled APM.

• ACPI在两种技术中是较新的，它将电源管理放到了操作系统一面，相对于可能是BIOS控制的APM，它允许有更智能的电源管理（策略）。