# Ray tracing
> Ray tracing is graphics tech that simulates light more realistically in games and 3D scenes.
Topics: Gaming, Computing
Difficulty: Getting technical
Aliases: real-time ray tracing
Updated: 2026-06-26T08:00:00.000Z
## Go deeper
Ray tracing is graphics tech that simulates light more realistically in games and 3D scenes. In everyday buying decisions, the useful question is not just what the spec says, but what it changes for comfort, cost, speed, safety, or battery life.