Half-Life: Alyx now lets PC players enable foveated rendering, reducing graphics work in parts of the image outside the area of interest. Valve’s October 26 update also improves reprojection quality when the game runs natively on Steam Frame.
The desktop option appears under Advanced Performance on supported hardware. Valve says it can improve rendering performance and recommends enabling headset eye tracking for the best results.
This gives existing PC VR players another setting to try before turning down the game’s overall image quality. It is optional and switched off by default, according to the setup guide linked from Valve’s announcement.
Image: Valve
Your graphics card determines whether you need Vulkan
The Valve-linked setup guide lists Nvidia GTX 16-series and RTX 20-series or newer GPUs,
