CuCabeludo on 19 April 2020
Stadia cast makes regularly interviews with Stadia insiders and developers. And according to a developer, Gen 2 Stadia hardware upgrade is already available to them as devkit, although they are not authorized to talk about specs, they are testing it and runs games on par with Series X in terms of performance (as a developer they have devkits for all next gen consoles as well, so they can compare them directly as they make ports).
