- The Witcher 3 remastered optimization starts with disabling Ray Tracing — RT Global Illumination alone costs around 68% FPS.
- DX12 CPU bottleneck: the next-gen update can run up to 25% worse than DX11 in some scenes; force DX11 if you stutter.
- Biggest performance levers: Grass Density, Foliage Visibility Range, and HairWorks.
- Upscaling: DLSS Quality looks cleaner than FSR 2 and TAAU with less shimmering.
- Result: optimized settings deliver roughly a 50% FPS boost over the Ultra+ preset with minimal visual loss.
The Witcher 3 Remastered Optimization Overview
The Witcher 3 remastered optimization is about knowing which settings actually cost frames. The free Next-Gen update from CD PROJEKT RED added ray tracing, DLSS, and FSR 2 — but it also introduced a heavier CPU load, a flawed DX12 implementation, and stuttering issues. This guide breaks down every setting by measured performance cost so you can build a config that looks great and runs smooth.
Video Highlights:
- Every graphical setting individually benchmarked on an RTX 3060 Ti
- RT GI costs ~68%, RT Reflections ~11%, RT Shadows ~5%, RT AO ~5%
- DX12 can perform 25% worse than DX11 due to low GPU utilization
- Optimized settings deliver ~50% more FPS than the Ultra+ preset
- HairWorks, Grass Density, and Foliage Range are the biggest frame spenders
The next-gen update is heavy on the CPU. You may see low GPU usage in cities and CPU-bound scenes, plus frametime stuttering when settings change. If performance is poor, try switching the game to run with DX11, which benchmarks up to 25% faster in some scenes.
Ray Tracing: What It Costs and Whether to Use It
Ray tracing is the single most expensive feature in the remaster. RT comes in four forms, and their measured costs differ dramatically:
| RT Setting | Performance Cost (OFF to ON) | Visual Impact | Verdict |
|---|---|---|---|
| RT Global Illumination | ~68% | Transformative lighting | Skip unless high-end GPU |
| RT Reflections | ~11% | Noticeable on water/metal | Optional |
| RT Shadows | ~5% | Improves foliage shadows | Optional |
| RT Ambient Occlusion | ~5% | Subtle contact shading | Optional |
The catch: RT GI is required to enable the other RT options, and it alone can halve your framerate. Even powerful rigs struggle to hold smooth frametimes with full RT enabled.
Leave Ray Tracing OFF for the best experience. The rasterized lighting still holds up well, and the ~68% cost of RT GI is rarely worth the hit — even on strong hardware, stuttering remains an issue.
Anti-Aliasing and Upscaling: DLSS vs FSR 2 vs TAAU
Your upscaler choice shapes both image quality and performance more than almost any other toggle.
| Option | Image Quality | Shimmering | Notes |
|---|---|---|---|
| OFF / FXAA | Poor | High | Free but blurry |
| TAAU | Good | Moderate | ~5% cost, solid baseline |
| FSR 2 (Quality) | Good | Moderate | Works on all GPUs |
| DLSS (Quality) | Best | Least | Cleanest image, NVIDIA only |
Screen Space Ambient Occlusion is cheap at 2–3% — keep it ON. Screen Space Reflections shows no visible difference between Low and High, so set High since it costs nothing. Depth of Field costs ~5% during dialogue and cutscenes; Light Shaft is free and adds a lot to presentation.
Every Setting Benchmarked: The Full Cost Table
Here is the measured performance cost of each demanding setting, based on RTX 3060 Ti testing:
| Setting | Low → High Cost | Low → Ultra+ Cost | Recommendation |
|---|---|---|---|
| Grass Density | ~12% | ~25% | Medium or High |
| Foliage Visibility Range | ~10% | ~16% | Medium or High |
| HairWorks (Geralt only) | ~9% | ~13–22% (all) | OFF |
| Shadow Quality | ~4% | ~10% | High |
| Background Characters | ~3% | ~7.5% | High |
| Water Quality | ~0% | ~0% | High |
| Terrain Quality | 0% | 0% | Ultra (no measurable difference) |
| Detail Quality | 0% | 0% | High |
| Texture Quality | VRAM-based | ~5.8GB at 1440p Ultra+ | Match your VRAM |
Budget Build (~60 FPS target)
- RT: OFF
- Grass Density: Medium
- Foliage Range: Medium
- HairWorks: OFF
- Upscaler: FSR 2 Quality
Balanced Build (Best value)
- RT: OFF
- Grass Density: High
- Foliage Range: High
- Shadows: High
- Upscaler: DLSS/FSR Quality
High-End Build
- RT: Shadows + AO only (if RT GI acceptable)
- Grass Density: Ultra
- Foliage Range: Ultra
- HairWorks: Geralt only
- Upscaler: DLSS Quality
At 1440p without RT, the game uses around 5.8GB even at Ultra+ textures. With RT enabled, usage climbs close to 8GB. An 8GB GPU handles 1440p or higher comfortably without ray tracing.
Step-by-Step Optimization Setup
Follow this sequence to dial in your config in minutes instead of trial-and-error:
Fix the API First
If you experience stuttering or low GPU usage, force the game to launch with DX11. The DX12 implementation is CPU-heavy and can run up to 25% slower in dense scenes.
Disable Ray Tracing
Turn RT off entirely. RT GI costs ~68% and gates the other RT options, so partial RT isn't a real option for most rigs.
Set Your Upscaler
Choose DLSS Quality on NVIDIA cards, FSR 2 Quality otherwise. Both beat native TAAU in the performance-to-quality tradeoff.
Tune the Big Three
Set Grass Density and Foliage Visibility Range to Medium or High, and HairWorks to OFF. These three settings are your main source of recovered frames.
Lock In the Cheap Wins
SSAO ON, SSR High, Light Shaft ON, Shadows High, Background Characters High, Water High, Terrain Ultra. Verify smooth frametimes in Novigrad — the most demanding area.
This configuration delivers roughly a 50% performance boost over the Ultra+ preset with minimal visual impact — the sweet spot for The Witcher 3 remastered optimization.
Optimization Checklist
Before You Ride Out:
- Disable all Ray Tracing options
- Set DLSS or FSR 2 to Quality mode
- Grass Density at Medium or High
- HairWorks set to OFF
- Test frametimes in Novigrad
FAQ
Q: Is The Witcher 3 remastered optimization difficult on older PCs?
The next-gen update is noticeably heavier than the 2015 original, especially on the CPU. If you struggle, forcing DX11, disabling ray tracing, and dropping Grass Density and Foliage Range to Medium recovers most of the lost performance.
Q: Should I enable Ray Tracing in the Witcher 3 remaster?
For most players, no. RT Global Illumination costs around 68% of your framerate and is required to enable the other RT options. Even high-end systems can suffer stuttering with RT enabled.
Q: DLSS or FSR 2 — which looks better?
In Quality mode comparisons, DLSS shows less shimmering and a cleaner image than both FSR 2 and native TAAU. Use FSR 2 if you're on AMD or older hardware — it's still a strong option.
Q: How much VRAM do I need at 1440p?
Without ray tracing, the game uses roughly 5.8GB at 1440p even on Ultra+ textures. With RT enabled, usage approaches 8GB. An 8GB card is comfortable at 1440p or higher without RT.