Portal: Prelude RTX is a stunning fully ray-traced remaster of the iconic prequel mod for Portal, featuring NVIDIA DLSS 3 and RTX IO. Survive a facility run by Aperture Science’s heartless employees in 19 challenging new chambers and learn how everything came crashing down.

Guides
Portal: Prelude RTX – How to Fix Performance Issues
A guide about how to fix performence issues on Portal: Prelude RTX. Guide to Fix Performance Issues Hello There! Hello! When I saw Prelude got RTX I thought Valve would […]