Processor · high

How to fix Intel Power Limit Throttling (PL1/PL2)

Error code: INTEL_TDP_THROTTLING

What this error means

Intel Power Limit Throttling (PL1 or PL2) triggers when the processor exceeds its long-duration or short-duration power limits, reducing core frequencies to keep power draw within design specs. Typical causes include insufficient CPU cooling or air flow and low motherboard VRM quality or overheating VRMs.

Updated

Before you begin

Save open work and back up important files. Use instructions for your exact device and software version. If Windows cannot start, see the startup guide.

Work through these checks

0 of 4 complete
01Increase CPU cooler fan curve
  1. Increase CPU cooler fan curve
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

Browse related errors
02Adjust power limits (PL1/PL2) in BIOS
  1. Adjust power limits (PL1/PL2) in BIOS
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

Browse related errors
03Disable Intel Thermal Velocity Boost overclocking in BIOS
  1. Disable Intel Thermal Velocity Boost overclocking in BIOS
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

Browse related errors
04Improve PC case ventilation
  1. Improve PC case ventilation
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

Browse related errors

Possible causes

  • Aggressive CPU core overclocking
  • Insufficient CPU cooling or air flow
  • Low motherboard VRM quality or overheating VRMs
  • Incorrect PL1/PL2 power limits set in BIOS