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Open the file and write your custom P-state targets using the precise core multiplier and voltage structure.
To avoid running the batch file manually every time you reboot, use the Windows Task Scheduler: Open and click "Create Task". AMDMSR Tweaker V1.1 64 Bit
AMDMSR Tweaker was created in 2011 by developer "kink" as a successor to the popular PhenomMsrTweaker utility for AMD's K10 architecture. Originally designed as a console program without a graphical user interface, it quickly became a favorite among hardware enthusiasts and overclockers for its simplicity and power. It provides direct access to a CPU's internal performance states, known as . By tweaking these, you can lower core voltage for reduced temperatures, increase multipliers to squeeze out extra performance, or disable features like Turbo Core.
Always take a screenshot or note your default settings before making any modifications. This public link is valid for 7 days
The primary utility of AMDMSR Tweaker lies in its ability to overwrite these P-states dynamically. It intercepts the default power-saving technology and Application Power Management (APM) behaviors. By feeding specific strings via the Windows Command Prompt, users can override factory frequency limits, fine-tune the processor's Core Voltage (Vcore), and manage the integrated Northbridge voltage (NB VID). Architecture & Supported Hardware
Insufficient privileges or Windows core isolation. Fix: Turn off Memory Integrity in Windows Security → Device Security → Core Isolation. Can’t copy the link right now
Modify NB voltage AMD fam12h · Issue #3 · kevinlekiller/amdctl
AmdMsrTweaker allows users to manipulate how their CPU behaves under various loads. Its primary features include: P-State Manipulation