shaderVKD3D-Proton releases · Mon Nov 17 2025

Version 3.0

A new major release, yay! Major items DXBC shader backend rewrite @doitsujin rewrote the entire DXBC backend, replacing our legacy vkd3d-shader path. Lots of games which used to be completely broken before due to bugs and missing features FSR4 support We added support for AGS WMMA intrinsics through VK_KHR_cooperative_matrix and VK_KHR_shader_float8, There is also a quite hacky emulation path of this which relies on int8 and float16 cooperative matrix support, Note that the default "official" build of vkd3d-proton only exposes this feature when the native VK_KHR_shader_float8 is properly suppo

🐣 What this means for you
This is about the behind-the-scenes tech that turns game code into pictures (or runs Windows games on Linux/Steam Deck). If you game on Steam Deck or Linux, it may mean fewer stutters or more games working. Everyone else: neat, but optional reading. Relevant to: PC.

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