What is atikmpag.sys?
atikmpag.sys is a critical-severity graphics card (GPU) problem. AMD GPU kernel driver crash. NVIDIA nvlddmkm.sys equivalent for AMD Radeon cards. Typical causes include GPU overclocking and overheating. Use the steps below to track down and fix the cause.
Common Causes
- Corrupt AMD driver
- GPU overclocking
- Overheating
- Incompatible driver version
Step-by-Step Fix Guide
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1
DDU clean install AMD driver
Start with DDU clean install AMD driver — it clears the most frequent root cause behind atikmpag.sys in the majority of cases we've seen.
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2
Reduce GPU and VRAM OC
A second occurrence often means a less common gpu instability cause is at play, which later steps address.
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3
Check GPU temps
"Check GPU temps" is the next step worth ruling out for atikmpag.sys.
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4
Try an older version of the driver
If earlier steps didn't help, "Try an older version of the driver" directly addresses corrupt AMD driver.
Commands & Diagnostics
dxdiag
Frequently Asked Questions
Corrupt AMD driver accounts for the majority of atikmpag.sys reports; GPU overclocking, overheating and incompatible driver version come up less often but are documented.
The fastest fix is "DDU clean install AMD driver". Only move on to the later steps if atikmpag.sys keeps coming back.
Treat atikmpag.sys as urgent — it's flagged critical severity, meaning repeated occurrences risk data loss or hardware damage.
Usually. atikmpag.sys is fixable with the steps above; a full Windows reinstall is rarely necessary unless everything else has failed.
Yes — GPU or memory overclocking is one of the most frequent triggers for atikmpag.sys. Try resetting your GPU to stock clocks using MSI Afterburner or your OC software, then test for stability before investigating other causes.
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