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VRM, or Voltage Regulator Module, is a critical component on modern motherboards and graphics cards. Its main function is to ensure that the CPU and other components receive stable and precise voltage, regardless of fluctuations in power supply. Without a VRM, your system could experience instability, crashes, or even hardware damage.

How VRMs Work

At its core, a VRM converts the high voltage from your power supply to a lower, usable voltage that the CPU or GPU requires. It continuously monitors the power demand and adjusts the output accordingly. This process involves multiple phases, each contributing to smooth and efficient power delivery. High-quality VRMs with more phases provide better stability, especially during overclocking or heavy workloads.