Vulkan vs OpenGL / Gamescope test on Steam Deck | shocking difference | How to use Vulkan Steam Deck MGT - Max Games Tech 1 year ago Vulkan vs OpenGL / Gamescope test on Steam Deck | shocking difference | How to use Vulkan Steam Deck Vulkan vs OpenGL / Gamescope test on Steam Deck | shocking performance difference #SteamDeck, #SteamDeckMGT