My understanding is that the Steam Deck, which uses a Zen 2 APU, dynamically allocates system RAM to VRAM. It only works in SteamOS (Arch Linux) though. Folk th

My understanding is that the Steam Deck, which uses a Zen 2 APU, dynamically allocates system RAM to VRAM. It only works in SteamOS (Arch Linux) though. Folk that run Windows on their Steam Decks need to go into the BIOS and bump the static mapping to 4GB in order to get good performance in many games.