Two gpu, only one heating

Hello, I do not understand why only one gpu heats up and not the other, the second is like deactivating. Is there a way to distribute the workload on both?

thanks in advance
Capture d’écran 2022-05-13 113050

The Unreal Engine editor does not support multiple GPU’s

unreal engine gona tel you this
no matter how much money you have you are equal to everyone 1 GPU only fer pley
2 cpu Work grate!!