Gaijin Entertainment confirmed that War Thunder, Enlisted and Cuisine Royale will run at 4K@60 on Xbox Series X (1440P@60 on Series S) with support for ray tracing and Variable Rate Shading. DirectML support for Xbox Series X/S is being explored, while DX12 Ultimate features will land on the PC versions next year.
Source: N4G PC Gaijin Games to Run at 4K/1440P@60 on Xbox Series X/S with RT & VRS; DirectML Support Being Explored