WatchDogs Legion on the Asus Rog ally Performance analysis , doing quite better than Steam Deck. Also I am starting to think that 10W is not a fair comparison, as the Deck

Steam Deck vs Asus ROG Ally: Which handheld is better?

Rog Ally and Legion Go are about the same performance wise : r/ROGAlly

Step aside ROG Ally, the Legion Go is the one true Steam Deck killer

ROG Ally VS Steam Deck, Definitive Comparison

Asus ROG Ally will most likely be better in a lot of ways and that's ok : r/SteamDeck

Linux coders turning the ROG Ally into Steam Deck clones : r/SteamDeck

ROG Ally or OLED Steam Deck?

ETA PRIME's interesting comparison results (Steam Deck OLED + Other Handhelds) : r/ROGAlly

How does the performance of demanding games on the Asus ROG Ally compare to that of the Steam Deck? - Quora