it because the game optimization, they couldn't handle DirectX 11 or above, and GM also said the seal online only compatible with windows 7 well it could overcome with set compatibility to windows 7, but the problem was the DirectX of application programming interface that relationship with the graphics card, unfortunately this game hasn't game optimization so we just hope to the developer to add that, so we could play 60fps with all resolution, I read from the windows forum, they cannot downgrade the DirectX to below version.