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Hardware·1 min read

AMD Radeon driver bug writes to SSDs even when PC is idle

Some AMD Radeon drivers keep writing data to SSDs while the PC sits idle. AMD has confirmed the bug, but has not yet given a release date for the fix.

AMD Radeon graphics card next to an SSD, illustrating a driver bug that writes data to the drive while the PC is idle.
Image: Benchmark.pl

Some AMD Radeon drivers keep writing data to the system SSD even when the computer is doing nothing. AMD has confirmed the problem, which could wear out the drive faster, but the company has not said when a fix will ship.

The culprit is reportedly AMD External Events Utility, the atieclxx.exe process that handles hotkeys and FreeSync. Users noticed that it writes diagnostic logs, health checks and system events to disk during idle periods.

How big is the problem

Reported write rates typically sit between 0.3 and 1.5 MB/s, and in the worst case described they reach 5 MB/s. That works out to roughly 26 GB per day at the low end and as much as 432 GB per day at the top. For a typical 500 GB SSD rated for 300 TBW, that could consume between 3.16% and 52.56% of the rated write endurance in a year. These figures rely on data reported by Windows, not on confirmed writes to the flash cells themselves.

What AMD says

AMD admitted on Reddit that it is dealing with an infinite-loop bug. Another company representative later said the team had submitted a low-risk fix and hoped to publish it "very soon". Adrenalin 26.10.2, released on 30 October, does not mention the change, and the same representative said the fix should land in the "next release". No official date has been given.

Workarounds

You can check whether you are affected in Resource Monitor: open the Disk tab and watch whether atieclxx.exe writes data continuously. Stopping the service in services.msc halts the process, but it may break FreeSync and Adrenalin hotkeys. Disabling Resizable BAR also helps, though it can reduce gaming performance.

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Tags:amdradeonadrenalinssddriver bugfreesync

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