>>105761233
You might want to keep that 3080 undervolted and set a power limit to around 280W.
These GA102 chips have a vulnerable power delivery design, transient current spikes can slowly degrade and kill VRM components.
The spikes happen when the GPU goes from low to high loads.
Stable Diffusion can cause those spikes too.
https://www.youtube.com/watch?v=rbP0YRhXHCk