ray tracing
/reɪ ˈtreɪsɪŋ/
CommonA graphics rendering technique that simulates realistic light behavior, making reflections, shadows, and lighting look physically accurate.
Among gamers, it is both a genuine visual upgrade and a running joke about demanding too much from hardware. Saying a game 'needs ray tracing' often means it already looks great without it.
| # | Example | What it means | Source |
|---|---|---|---|
| 01 | turned on ray tracing and now my pc sounds like a jet engine | The rendering load was so high it stressed the GPU to the point of loud fan noise. | x, 2023 |
| 02 | bro this game already looks insane why would you need ray tracing | The game's base graphics were good enough that enabling ray tracing felt unnecessary. | youtube, 2022 |
| 03 | that photo looks like ray tracing is on | A real-world photo has lighting so perfect it looks like a rendered game screenshot. | instagram, 2024 |
| 04 | ray tracing dropped my frames from 120 to 40. not worth it. | The visual improvement did not justify the performance hit. | reddit, 2023 |
Use it when
- Describing a game's realistic lighting or reflection quality.
- Talking about GPU-intensive visual settings.
- Joking that something already looks incredible or photorealistic.
- Discussing whether the visual upgrade is worth the performance cost.
Do not use it when
- You just mean good graphics generally.Use “high settings” instead.
- You mean screen space reflections or baked lighting.
Variations and related forms
Ray tracing vs rasterization
ray tracing
Ray tracing simulates physically accurate light, producing realistic reflections and shadows.
rasterization
Rasterization is the faster traditional method that approximates lighting with tricks and shortcuts.
Origin and context
Ray tracing as a rendering technique dates to the 1960s in computer graphics research. It became a mainstream gaming topic after Nvidia's RTX 20-series GPU launch in 2018, which was the first consumer hardware marketed specifically around real-time ray tracing support.
- First seen
- 2018
- Confidence
- high
Cite this page
Use this stable URL to reference the entry.
https://slang.fyi/ray-tracing