19.10 added the "NVIDIA On-Demand" profile in Nvidia Settings. It needs the driver version 435 or newer. It works okay, but you have to launch processes with a

19.10 added the "NVIDIA On-Demand" profile in Nvidia Settings. It needs the driver version 435 or newer. It works okay, but you have to launch processes with a specific set of env variables to use the Nvidia card.