The ACP Resource Management Device Extension is a Windows driver associated with ACP (Advanced Configuration and Power Interface), a standard for hardware configuration and power management. The ACP Resource Management Device Extension driver facilitates communication between the operating system and the hardware components, specifically in systems that support advanced power management and resource control for devices.

This driver is typically part of systems running advanced power management features, which may include laptops, desktops, and servers with specific chipsets or power management features designed by hardware vendors (like Intel, AMD, or others). The driver is crucial for managing power, system resources, and configuring devices in a way that optimizes performance while conserving energy.