NVIDIA RTX ray tracing and AI-powered neural rendering technologies are redefining how games are made, enabling a new standard for visuals and performance. At GDC 2026 , NVIDIA unveiled the latest path tracing innovations elevating visual fidelity, on-device AI models enabling players to interact with their favorite experiences in new ways, and enterprise solutions accelerating game development from the ground up. This post provides a detailed overview of these latest innovations, including: Introducing a new system for dense, path-traced foliage in NVIDIA RTX Mega Geometry  Adding path-traced indirect lighting with ReSTIR PT in the NVIDIA RTX Dynamic Illumination SDK and RTX Hair (beta) for strand-based acceleration in the NVIDIA branch of UE5 Expanding language recognition support in NVIDIA ACE; production-quality on-device text-to-speech (TTS); a small language model (SML) with advanced agent capabilities for AI-powered game characters Enabling foveated game streaming for Apple Vision Pro with NVIDIA…