It is entirely possible to do, and even surpass the quality of a local Xbox Series X: https://youtu.be/oSMt43BOyeU

Stadia ports/limits games on top of underpowered hardware and limits the bitrate to ~44Mbit/s with a “4K” stream, ~30 with 1080p.

It was amazing 2 years ago or so, it’s quite far behind competing services like GeForce Now nowadays with double the bitrate, true 4K streaming, ray tracing, Steam/Epic support etc.