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Discover the technical journey behind achieving consistent 60 fps performance on PlayStation 5 for The Witcher 4 Unreal Engine 5 Tech Demo in this 46-minute conference talk from Unreal Fest Orlando 2025. Learn how the development team transformed rendering, animation, and streaming pipelines by converting the renderer to an asynchronous model and offloading work from sequential named threads. Explore how parallel execution of streaming, simulation, and rendering tasks enables significant increases in scene complexity without performance limitations. Gain practical insights into game thread, render thread, and GPU optimizations that maintain high visual fidelity while achieving target performance metrics. Understand the specific technical strategies and implementation approaches used to balance visual quality with performance requirements in a AAA game development context using Unreal Engine 5.
