Login

or
don't have an account?
back to glossary

Voltage Regulator Module (VRM)

pc

A VRM is a device that provides a microprocessor or other components with a stable power supply by converting and regulating voltage levels.

expanded

Voltage Regulator Modules ensure stable and optimum voltage levels specifically tailored for microprocessors, GPUs, and other critical components on a motherboard. VRMs are crucial in maintaining performance stability and preventing damage from voltage fluctuations, commonly used in personal computers, servers, and other high-performance computing devices.

examples

An Intel desktop computer motherboard equipped with an 8-phase VRM design.

This setup is often utilized in gaming PCs where efficient power delivery and thermal management are vital to accommodate overclocked CPUs.

A server utilizing a VRM for delivering power to dual processors with a specified input voltage range of 12V DC and output of 1.8V DC per processor.

This configuration is crucial for enterprise environments where consistent processor performance and reliability under various loads are necessary.

related terms

Regulator
A regulator is a device designed to maintain a constant output of a specified parameter despite variations in external conditions.
Power supply
A device that provides electrical power to an electrical load, converting from one form of energy to electrical energy.
Power Supply Unit (PSU)
A Power Supply Unit (PSU) is a device that converts AC electrical power into DC power for a computer system.
Motherboard
A motherboard is the primary circuit board that connects all components of a computer system.
Reservoir
A reservoir in PC cooling systems is a component that stores additional coolant fluid.