SteamOS was always supposed to be bigger than Valve’s own Steam Deck, and 2025 is the year it finally expands. Not only will Lenovo ship the first third-party SteamOS handheld this May, Valve has now revealed it will let you install a working copy of SteamOS on other handhelds even sooner than that.

Valve shared some welcome news about running SteamOS on devices beyond the Steam Deck or the officially licensed Legion Go S model.

The Lenovo Legion Go S with Windows or SteamOS also joins a prototype for the Lenovo Go 2, now with controllers you can comfortably hold.

AMD initially said they would come to the Steam Deck (and others) but Valve has categorically denied a Z2 Deck.

AMD says Valve will be using one of its latest processors, the Z2 Series, inside a new Steam Deck, but Valve says otherwise.

"There is and will be no Z2 Steam Deck," Valve coder Pierre-Loup Griffais quickly clarified on Bluesky. "Guessing the slide was meant to say the series is meant for products like

The AMD Ryzen Z2 series has leaked early, after months of speculation. How does it stack up in practice? We likely won't know until ASUS, Lenovo, and ... Valve (?) release their new devices.