Running on Windows 11 with a 6900XT and Vulkan and DX11 look effectively identical as far as I can tell but Vulkan runs a lot faster and doesn't stutter when loading a new area.
Unfortunately though it tends to crash on tab out which means I need to use DX11 because I play with friends.
DirectX 11 vs Vulkan: which is best for Baldur's Gate 3? (www.eurogamer.net)