No, Doom: The Dark Ages is not Steam Deck verified. If it wasn't clear from the sections above, the Steam Marketplace has yet ...

Despite some demanding system requirements, Doom The Dark Ages runs great on PC in our tests, and it even runs on Valve's ...

Doom: The Dark Ages will run on the Steam Deck after all, thanks to a timely SteamOS update. Here's how it runs on the Deck, ...

This seems to be a perennial problem with any handheld gaming PC that uses an AMD Ryzen Z1 processor for CPU and GPU duties.