Play the highest-rated Portal mod, remastered with full ray tracing, DLSS 3 and RTX IO, for free. Learn more about the enhancements, the first use of RTX IO, and watch the RTXON gameplay trailer in this launch article.
Portal Prelude RTX.
NVIDIA's Load-Time Busting RTX IO Tested In Portal: Prelude RTX With DLSS 3
Portal with RTX Free DLC Available December 8, with Full Ray Tracing & NVIDIA DLSS 3, GeForce News
NVIDIA Launches Portal: Prelude RTX with Full Ray Tracing, DLSS 3, and RTX IO, a new GPU-Accelerated Storage Technology
Portal: Prelude RTX Available Today - A Free RTX Remix Mod Featuring Full Ray Tracing, NVIDIA DLSS 3 & NVIDIA RTX IO, GeForce News
This Week 'In the NVIDIA Studio' 'Portal: Prelude RTX' Rejuvenates Legendary Gaming Mod
Announcing Half-Life 2 RTX, An RTX Remix Project Being Built By The Community, GeForce News
NVIDIA drops remake of fan-favorite mod 'Portal: Prelude' on Steam for free
Portal: Prelude RTX Available Today - A Free RTX Remix Mod Featuring Full Ray Tracing, NVIDIA DLSS 3 & NVIDIA RTX IO, GeForce News
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Article category: NVIDIA
Portal: Prelude RTX A Stunning Fully Ray-Traced Remaster of the Iconic Portal Mod
This Week 'In the NVIDIA Studio' 'Portal: Prelude RTX' Rejuvenates Legendary Gaming Mod