Recently, I want to buy some 30xx series GPUs which are used to do deep learning jobs, so does anyone know whether Mathematica's
NetTrain supports 30xx series GPUs?
At the time of writing this (Feb. 6, 2021), Mathematica 12.2 doesn't support these cards, see for example:
The reason seems to be that the MXNet paclet hasn't been updated to a compatible version yet, so one should presumable expect to see this issue solved sometime in the (near?) future...