If you want to know how ray tracing works, it’s all in the name: the renderer simulates (“traces”) the bouncing of light “rays” to determine how the scene should be lit and colored. This is great, but objects are huge and light particles are very, very small. To get truly simulated lighting, you would need billions and billions of rays per

Source: Hot Hardware – NVIDIA Unveils DLSS 3.5 With AI Ray Reconstruction And Not Just For RTX 40 GPUs