[Already__Taken]

I believe asrock are the only manufacturer that have come out and said yes we test that ecc will work it's just not a supported config. The others don't quite commit that far.

I have an asrock + unbuffered ECC ryzen 5 1500 setup. I've checked windows does indeed detect errors when induced.

[BeeOnRope]

Curious how you induced errors?

[toast0]

The common way is to reduce memory voltage or tighten the timings until things start failing. Alternatively, you could probably run rowhammer PoCs.