Steam Deck's processor has only 1.6TF of peak GPU compute, less than half the CPU power of Xbox Series and PS5 consoles and is power constrained to just 15W. So what hope does it stand of running the cutting-edge features of Unreal Engine 5? Rich puts the latest version of Fortnite to the test, deploying Nanite micro-geometry and ray-traced Lumen on the handheld - with some surprising results.
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