Portal with RTX updates the game with ray tracing - Polygon

1. Portal with RTX updates the game with ray tracing  Polygon
2. Portal with RTX | World Premiere  NVIDIA GeForce
3. Portal is getting a free ray tracing update and it looks amazing  Digital Trends
4. 'Portal' will get ray tracing to show off NVIDIA's 4000-series GPUs  Engadget
5. EXCLUSIVE First Look! Cyberpunk 2077 with NVIDIA DLSS 3 & Ray Tracing: Overdrive  NVIDIA GeForce