SteamOS 3.9 tested on Ryzen AI Max+ 392 laptop with Radeon 8060S
© ETA Prime Valve has released SteamOS devices in handheld, desktop and VR form factors, but it has not announced a laptop. ETA Prime has now tested what such a system might look like by installing SteamOS 3.9 on the 2026 ASUS TUF Gaming A14.
In case you are confused about 3.9 status, SteamOS 3.9 is still a test build on Valve’s Main channel, not a stable public release. Valve hosts the images on its own server, while GitHub is mainly used for issue reports. The comapny is not even providing updates for this system yet.
The laptop uses an AMD Ryzen AI Max+ 392 processor with 12 Zen 5 cores and Radeon 8060S integrated graphics. The system also has 32GB of LPDDR5X-8000 memory, with 16GB allocated to the GPU, and a 2560×1600 display running at up to 165 Hz.
ETA Prime installed the official Steam Deck recovery image and switched to the SteamOS main branch. Wi-Fi, Bluetooth, USB ports, the touchpad and the built-in display reportedly worked without additional configuration. Desktop mode also provided access to applications through KDE Discover.
© ETA Prime 
© ETA Prime Radeon 8060S tested at 1440p
Spider-Man 2 averaged more than 80 FPS at 1440p using the High preset without FSR. Crimson Desert ran above 60 FPS at 1440p High with FSR Quality, while Halo Campaign Evolved reached the mid-70 FPS range with High settings and FSR set to Medium.
Doom: The Dark Ages required FSR Balanced to remain near 60 FPS at 1440p High. Cyberpunk 2077 also stayed close to 60 FPS at 1440p using the High preset and FSR 2.1 Quality. Frame generation was disabled during the tests.
Battery life limited in AAA games
The TUF Gaming A14 has a 73Wh battery. ETA Prime estimated between four and seven hours of battery life in indie games, including Hollow Knight: Silksong running at 1200p and 60 FPS with total system power below 16W.
© ETA Prime Cyberpunk 2077 lasted around two hours and 25 minutes at 800p using the Steam Deck preset and a 60 FPS limit. Battery life dropped to around one hour and 40 minutes at 1200p. The laptop used the default SteamOS power profile without additional TDP controls or power-management tuning.
Although Valve is not sharing official updates for SteamOS 3.9 yet, this test shows that SteamOS can already provide a console-style interface and desktop mode on a modern AMD laptop powered by Strix Halo.
It does not seem Valve is planning to launch their own laptop powered by Steam, but this path is now opening to gamers who want something new, preferably gaming-centric. The best alternative is probably CachyOS Handheld Edition , which boots up to SteamOS at launch.
Source via NotebookCheck
