The Witcher 4 Unreal Engine 5 Tech Demo: Digital Foundry Reaction!
Unreal Fest 2025 kicked off with a spectacular State of Unreal showcasing a demonstration of UE 5.6 technology based on assets from The Witcher 4. Highly impressive stuff, all running on a standard PlayStation 5 - and yes, we fully believe those claims. Rich and Alex share some initial thoughts on the presentation. Join the DF Supporter Program for pristine video downloads, behind the scenes content, early access to new videos, early access to DF Direct Weekly and much, much more: https://bit.ly/3jEGjvx Go here to check out DF merch! https://store.digitalfoundry.net Subscribe for more Digital Foundry: http://bit.ly/DFSubscribe 00:00 Introduction 01:12 First impressions 02:04 Is this really running on PS5? 08:48 Hardware Lumen updates: 60fps on consoles 12:52 Nanite foliage updates: voxel vegetation 19:39 Massive NPC counts 21:56 Streaming optimization 25:54 Final thoughts
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