Patch 1.3 adds a new Photo Mode so you can share some impressive Ray Tracing screenshots. Moreover, it adds support for the game's video cut-scenes.
I decided to try the possibilities of ray tracing here at my leisure, but in 2020, even before the deep crisis of the video card market, a difficult one forced me to buy the first video card from AMD – the Radeon RX580 8 GB (instead of supporting at least...
Modder 'diolator' is currently working on a new HD Texture Pack for Quake 2 RTX that will bring to it new/improved PBR textures.
DSOGaming writes: "Quake 2 RTX Patch 1.5 adds support for ray tracing using the `VK_KHR_ray_query` extension API which promises to improve performance."