Fix CPU stuck at 2.3GHz Clock Speed

Fix CPU stuck at 2.3GHz Clock Speed (Intel PPM) #

Written 07/10/25
PROMPT: With our 12th/13th gen PowerEdge servers, we have noticed the E5-2667 v3 CPUs will get stuck at 2.3GHz when running Windows Server.

Resources: #

Article on the issue

Steps: #

  1. Open Registry Editor on the server and navigate to HKLM:\SYSTEM\CurrentControlSet\Services\intelppm
  2. Find the Value named Start and set it from 3 to 4
    • OR Skip all of that and run this command from the gate: Set-ItemProperty -Path "HKLM:\SYSTEM\CurrentControlSet\Services\intelppm" -Name "Start" -Value 4 -Type Dword
  3. If it doesn’t immediately alleviate the issue, restart the server.