Practical ray tracing settings: how to get better lighting without tanking performance

Ray tracing can make modern titles look dramatically more lifelike, but it is also one of the fastest ways to cut your frame rate in half. The good news is that you rarely need every single ray traced feature maxed out to see a clear upgrade.

With a few smart tweaks, you can keep smoother performance while still getting nicer reflections, lighting and shadows. This guide focuses on practical settings and trade‑offs you can apply on PC and supported handhelds.

What ray tracing actually changes in your image

Traditional rendering relies heavily on baked lighting, screen-space tricks and approximations. Ray tracing simulates how light travels, bounces and reflects, then blends that with the normal pipeline. It is more accurate, but also much heavier on your GPU.

Most titles do not flip a single “ray tracing on/off” switch. Instead, they offer separate options like reflections, shadows, ambient occlusion or full global illumination. Understanding what each component does helps you decide what is worth the performance cost on your hardware.

Ray traced reflections: big visual gain, big performance hit

Reflections are usually the most noticeable ray traced effect. They replace blurry or screen-space reflections with more accurate ones that show off-screen objects and detailed interiors. Water, glossy floors and glass benefit most.

The downside is that reflections are also one of the heavier effects. On mid-range GPUs, fully ray traced reflections can easily cost 20 to 30 percent of your frame rate, especially at higher resolutions.

A practical strategy is to start with reflections at a “medium” or “performance” preset if offered. If the title lets you select quality levels, drop ray count or resolution first before disabling the feature entirely.

Ray traced shadows and ambient occlusion: subtle but cheaper

Shadows and ambient occlusion affect depth and realism more than wow-factor. Ray traced shadows soften naturally with distance and remove odd artifacts around edges. Ray traced ambient occlusion adds more accurate darkening in corners, under objects and where surfaces meet.

These features often cost less performance than reflections or global illumination. On some GPUs you can keep ray traced shadows and ambient occlusion enabled even when you cannot afford full reflections.

If you are balancing performance, try this priority order: keep ambient occlusion first, then shadows, and only then experiment with reflections if there is still headroom.

Global illumination: stunning lighting with a steep cost

Ray traced global illumination adjusts how light bounces between surfaces, changing the color and brightness of entire scenes. It is especially impressive in interiors and areas with mixed light sources.

However, full global illumination can be one of the most demanding settings available. On anything but high-end cards, you may see large frame drops in complex areas.

Look for hybrid or “low” global illumination modes where the game uses ray tracing only for some bounces or combines it with precomputed lighting. These modes often preserve much of the visual upgrade for a smaller performance penalty.

Resolution, upscaling and frame generation with ray tracing

Ray tracing scales almost linearly with how many pixels you are drawing, so resolution is your most powerful tuning knob. Dropping from native 4K to a good upscaling solution at a lower internal resolution can free up a lot of headroom.

If you have access to DLSS, FSR or XeSS, start by enabling a quality-focused mode, then turn on the ray traced feature you care about most. If performance is still low, step down to a balanced mode before you start neutering every other setting.

Frame generation technologies like DLSS 3 can improve perceived smoothness by inserting interpolated frames. They do not reduce the underlying rendering workload, so latency and GPU power draw stay similar, but they can make heavy ray traced scenes look more fluid to the eye.

How to tune ray tracing on low and mid-range hardware

If your GPU is a few generations old or a laptop part, full ray tracing at high resolution is rarely practical. You can still get a taste of the tech by limiting where and how it is used.

For lower-end setups, try this approach:

• Use an upscaler in quality or balanced mode instead of native resolution.
• Disable ray traced global illumination, which is usually the hardest hit.
• Enable ray traced ambient occlusion and, if possible, shadows on low or medium.
• Test reflections in a demanding scene. If the frame rate is unstable, turn them off first.

This way, you get nicer contact shadows and depth in interiors without turning every reflective surface into a performance sink.

Thermals, noise and power considerations

Ray tracing keeps your GPU loaded for longer periods, so temperatures and fan noise usually rise compared to raster-only settings. In a desktop tower this is mostly about noise preference, but on laptops and handhelds it affects comfort and battery life.

If you play on battery, be conservative. A single ray traced feature can shorten runtime noticeably. Prefer ambient occlusion or low-level shadows over reflections or global illumination, and keep an eye on device temperature to avoid throttling.

Know when to turn it off

Not every title uses ray tracing equally well. In some cases, a game’s raster solution is already excellent and the ray traced upgrade is minor, especially during fast multiplayer matches where you are focused on clarity and reaction time.

If enabling ray tracing makes aiming or tracking harder, consider a performance-first profile for competitive play and a quality-first profile for slower, story-based sessions. Swapping between them takes seconds and gives you the best of both worlds.

Used thoughtfully, ray tracing can be more than a tech demo. A few smart setting choices let you enjoy richer lighting and reflections while keeping frame times consistent and your hardware under control.