Seus Ptgi Iris Compatibility Oculus Forge Top ((better)) < 2026 Release >

To achieve peak performance and visual fidelity with "Top" tier settings, use the following stack: Mod Loader Minecraft Forge Core Shaders Mod (Forge port of Iris). Rendering Engine (Crucial for Oculus to work and for FPS stability). Shader Pack SEUS PTGI HRR 3

You are trying to run a shader designed for OptiFine's legacy GLSL on Iris/Oculus. Fix: Ensure you have PTGI HRR (Path Traced) and not the old "SEUS v11.0." Only HRR versions support Iris/Oculus. seus ptgi iris compatibility oculus forge top

You can force SEUS PTGI to run on Forge using Oculus, but you are stacking three unstable layers (Forge → Oculus → PTGI). For a "top" experience, abandon Forge for Fabric when using PTGI. Your GPU will thank you. To achieve peak performance and visual fidelity with

: Oculus requires an optimization mod to work correctly: For 1.20.1 : Use Embeddium. For other versions: Use Rubidium. Fix: Ensure you have PTGI HRR (Path Traced)

Generally compatible with both Iris and Oculus.

mod is recommended to fix lighting and performance drops when shaders are active. Version Breakdown SEUS Version Compatibility Status