During AMD's latest earnings call that covers the fourth quarter and full year of 2025, AMD chair and CEO Lisa Su gave a small update on Valve's Steam Machine.
To be honest, I expected RAM prices would push back the release date. But AMD would know more about than I would.
I think otacon239 is remembering the controllers for the Steam Frame, which have an AA each
The Steam Controller was listed as an ~8Wh Li-ion