Graphics · high

How to fixCORE-CLK-CRASH

Unstable graphics core clock

What this error means

CORE-CLK-CRASH shows up as a high-severity graphics card (GPU) fault. The core of the graphics card crashes when switching to 3D load. Typical causes include high temperatures, wear of memory chips, faulty driver and poor quality video cable. Follow the steps below to fix it.

Before you begin

Save open work and back up important files. Note any recent driver or hardware changes. If Windows cannot start, use the startup guide first.

Work through these checks

0 of 3 complete
01Install the older stable driver using DDU

Install the older stable driver using DDU.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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02Replace the cable with a certified

Replace the cable with a certified.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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03Underclock the memory in MSI Afterburner

Underclock the memory in MSI Afterburner.

Use the instructions for your exact device and operating system. Check the manufacturer’s documentation before changing firmware, hardware, or system settings.

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Possible causes

  • High temperatures
  • Wear of memory chips
  • Faulty driver
  • Poor quality video cable

Useful Windows tools

These commands open Windows tools. Review any action inside the tool before applying changes.

dxdiag