Tom post=4923 wrote: Check with GPU-Z under WDDM what it reports.
But, with my 620 it shows WDDM 2.7 but reported as Off and not supported.
My second GPU (MX150) in the notebook is showing as supported and On.
Edit: which Windows 10 version do you have installed?
AM on the latest W10 21H1 v19043.906
& For my GTX 1060 OC, it's WDDM 2.7 reporting in DxDiag