Games look better with each passing year. We expect that much, but now and then a breakthrough promises a huge leap forward. Programmable shaders. Hardware transformation and lighting. Low-level APIs.

Ray tracing is a lighting technique that brings an extra level of realism to games. It emulates the way light reflects and refracts in the real world, providing a more believable environment than what ...

Ray tracing is typically seen as a trade-off between visuals and performance – enhancing lighting realism at the cost of FPS. However, there's a second trade off that is talked about less: noise. I ...

Time to revisit the state of ray tracing. It's been months since we last discussed ray tracing in detail, when we tested it on early titles such as Battlefield V, and the latest releases of Metro and ...