Started a teamviewer session into my rig after dinner and noticed
one of my GPUs had been mining at 32 MH/s
for hours:
https://image.ibb.co/nCJPib/32_MH_2220_MHz_2_Crop.pngFive out of 6 are using the same bios, all six are using the same clock and voltage values. They all started at 31 MH/s earlier today and that one decided to start living on its own, although its frequency hadn't changed.
I had to restart the rig later, all cards are back to their normal 31 MH/s.