Rainbow Six SiegeFPS onCore i5-14600K&GeForce RTX 4090

Rainbow Six Siege

This tactical shooter uses the AnvilNext 2.0 engine and features procedural environmental destruction, which can be taxing on the CPU. The Vulkan API helps older hardware maintain performance by better utilizing available resources. Siege is sensitive to RAM speed and latency. The HD Texture Pack can push VRAM usage over 6GB, so cards with 8GB or more are recommended for the best visual experience at 1080p or 1440p.

Rainbow Six Siege - FPS Estimates by Resolution

Actual FPS may vary based on RAM speed, background processes, and other system factors

1080P
low635 FPS
medium531 FPS
high438 FPS
ultra338 FPS
1440P
low500 FPS
medium432 FPS
high389 FPS
ultra291 FPS
4K
low363 FPS
medium333 FPS
high287 FPS
ultra218 FPS

Performance Report

Rainbow Six Siege

GeForce RTX 4090 + Core i5-14600K
🎮Visual Experience

At 1080p, all quality settings exceed 338 FPS, suitable for 144Hz+ monitors. At 1440p, all settings exceed 291 FPS. At 4K, all settings exceed 218 FPS.

Official Requirements

The GeForce RTX 4090 is 611% above the recommended GPU (GeForce GTX 670) for Rainbow Six Siege. The Core i5-14600K is 485% above the recommended CPU (Core i5-2500K).

⚙️FPS Ceiling Analysis

The Core i5-14600K sets the FPS ceiling at all 1080p settings, all 1440p settings, all 4k settings, while the GeForce RTX 4090 still has headroom.

💰Value Analysis

Approximated average price on current market:

GeForce RTX 4090:$1649(updated 2/6/2026)
Official Launch Price: $1599
Core i5-14600K:$275(updated 2/6/2026)
Official Launch Price: $329

Combo price: $1924. At 1080p Ultra, this combo delivers 338 FPS, equivalent to 0.18 FPS per dollar.

ResolutionLowMediumHighUltra
1080p0.330 fps/$0.276 fps/$0.228 fps/$0.176 fps/$
1440p0.260 fps/$0.225 fps/$0.202 fps/$0.151 fps/$
4k0.189 fps/$0.173 fps/$0.149 fps/$0.113 fps/$

* Table values represent FPS per Dollar (higher is better)

Performance Limiter Analysis

Core i5-14600K|GeForce RTX 4090

This section is based on estimated CPU/GPU FPS ceilings, not utilization percentages.

📈Analysis

At 1440p ultra, the Core i5-14600K sets the ceiling at about 291 FPS, while the GeForce RTX 4090 could reach 450 FPS. In this scenario, the CPU limits the GPU potential by 35% (FPS gap: 159 FPS). Overall distribution: CPU limits 12/12 cells, GPU limits 0/12, balanced 0/12.

Verdict

CPU Limits GPU

Your Core i5-14600K is the limiting side in the heaviest mismatch. This means part of the GeForce RTX 4090 rendering potential remains unused in those settings.

🧩Detailed Breakdown
1080p (Full HD)
LowCPU Limits GPU 11%
MediumCPU Limits GPU 14%
HighCPU Limits GPU 13%
UltraCPU Limits GPU 25%
1440p (2K QHD)
LowCPU Limits GPU 31%
MediumCPU Limits GPU 30%
HighCPU Limits GPU 24%
UltraCPU Limits GPU 35%
4K (Ultra HD)
LowCPU Limits GPU 24%
MediumCPU Limits GPU 23%
HighCPU Limits GPU 27%
UltraCPU Limits GPU 31%
Percentages show how much potential FPS of the stronger component is lost because the other component has a lower FPS ceiling.
🧠Methodology

We estimate the maximum FPS the processor can sustain and the maximum FPS the graphics card can sustain in each setting, then compare those limits directly.

Limit Factor formula: (stronger - weaker) / stronger. Example: if CPU ceiling is 200 FPS and GPU ceiling is 140 FPS, then GPU limits CPU by 30%.

CPU Limits GPU means the processor ceiling is lower. GPU Limits CPU means the graphics ceiling is lower. Balanced means the FPS ceilings are close enough that the gap is negligible.

A component can still be the FPS limiter without reaching 100% utilization. The displayed percentages are derived from FPS ceilings, not generic utilization heuristics.

📊Predicted Hardware Utilization for Core i5-14600K and GeForce RTX 4090

1080p (Full HD)

Low
CPU94% - 100%
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GPU21% - 37%
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Medium
CPU94% - 100%
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GPU21% - 37%
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High
CPU41% - 46%
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GPU78% - 79%
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Ultra
CPU41% - 46%
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GPU78% - 79%
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1440p (2K QHD)

Low
CPU83% - 93%
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GPU23% - 43%
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Medium
CPU83% - 93%
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GPU23% - 43%
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High
CPU18% - 37%
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GPU79% - 81%
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Ultra
CPU18% - 37%
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GPU79% - 81%
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4K (Ultra HD)

Low
CPU83% - 93%
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GPU23% - 43%
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Medium
CPU83% - 93%
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GPU23% - 43%
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High
CPU18% - 37%
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GPU79% - 81%
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Ultra
CPU18% - 37%
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GPU79% - 81%
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Performance Summary

The Core i5-14600K + GeForce RTX 4090 pairing runs this title with CPU utilization between 18% and 100% and GPU utilization between 21% and 81%. Core i5-14600K reaches high load in heavier scenarios, while GeForce RTX 4090 is utilized efficiently without persistent saturation. As resolution scales, average GPU load rises from 54% at 1080p to 57% at 4K, while CPU averages move from 71% to 58%.

Load Interpretation

From a utilization perspective, this is a CPU-heavy load profile. At 1080p (Full HD) Low, the Core i5-14600K reaches 97% average load (94-100%), while the GeForce RTX 4090 remains comparatively lower at 29% (21-37%). This points to heavier CPU-side frame preparation work, but utilization alone does not define the FPS limiter.

Resolution Scaling

At 1080p, averages sit around CPU 71% and GPU 54%. At 1440p, that shifts to CPU 58% and GPU 57%, and at 4K it reaches CPU 58% and GPU 57%. This shows that workload scaling is present on both components, with stronger pressure on the GPU.

Optimal Settings Recommendation

1440p (2K QHD) High is the most balanced preset based on this dataset. It runs around CPU 28% (18-37%) and GPU 80% (79-81%), which keeps GeForce RTX 4090 well utilized without constant max-out behavior while Core i5-14600K remains stable for consistent frame delivery.

Upgrade Insight

Current utilization does not show an urgent upgrade requirement for either component; the Core i5-14600K and GeForce RTX 4090 remain reasonably matched for this title.

Understanding Hardware Utilization: These percentages represent how much of your component's maximum processing power is actively being used during gameplay. They describe hardware load, but they do not directly tell you which component sets the FPS ceiling.

Important: a CPU or GPU can still be the FPS limiter without reaching 100% utilization. Two processors can both show 40% usage and still deliver very different frame rates, depending on per-core speed, cache, engine threading, driver overhead, and frame preparation efficiency.

  • High GPU Load: You typically want to see High GPU Utilization (90%+) and moderate CPU usage when visual settings are heavy. This indicates the graphics pipeline is under strong load, but the exact FPS limiter should still be confirmed by the FPS ceiling analysis.
  • High CPU Load: If you see High CPU Utilization (85%+) paired with lower GPU utilization, the processor is handling a disproportionate share of frame preparation and game logic. That can point to CPU-side pressure, but it should not be treated as a direct replacement for FPS ceiling analysis.
  • Low CPU and GPU Load: If both CPU and GPU utilization are relatively low, it means the hardware is waiting on something else. This could be a game engine limitation, poorly optimized code, or an artificial framerate cap like VSync holding performance back. It does not mean both parts are equally fast in FPS terms.

Data generated by our Machine Learning engine trained on real-world benchmarks. Shows the approximate average utilization at each setting.

Rainbow Six Siege Requirements Comparison

See how your processor and graphics card compare against the game official minimum and recommended system specs. The placement of your hardware is calculated using relative synthetic performance scores to help you gauge overall playability.

CPU - Core i5-14600K
cpu icon
38,579
Your Score
MinimumCore i3-560
RecommendedCore i5-2500K
GPU - GeForce RTX 4090
gpu icon
38,112
Your Score
MinimumGeForce GTX 460
RecommendedGeForce GTX 670

Your CPU is 485% above and your GPU is 611% above the recommended specs. Ultra settings at 1080p, or High at 1440p/4K.

CPU

+485%vsrecommended

GPU

+611%vsrecommended

CPU

+1606%vsminimum

GPU

+1575%vsminimum

Minimum Requirements
Video Card: GeForce GTX 460
Processor: Core i3-560
Memory: 6 GB
Disk Space: 61 GB
System: Windows 10 64-bit
Recommended Requirements
Video Card: GeForce GTX 670
Processor: Core i5-2500K
Memory: 8 GB
Disk Space: 61 GB (SSD)
System: Windows 10 64-bit

Frequently Asked Questions

1Can the Core i5-14600K and GeForce RTX 4090 run Rainbow Six Siege well?

Yes, the Core i5-14600K paired with the GeForce RTX 4090 can run Rainbow Six Siege smoothly up to 4k achieving around 218 FPS at Ultra quality. Your GPU is 611% above the recommended specs, and your CPU is 485% above the recommended requirements.

2Is there a more cost-effective setup to run Rainbow Six Siege?

This CPU + GPU combo costs approximately $1924 ($275 CPU (Rank #79 Value) + $1649 GPU (Rank #77 Value)). Your Core i5-14600K provides phenomenal top-tier performance but at a premium enthusiast price. Since you are essentially at the ceiling of current hardware capabilities, there are no meaningful performance upgrades available. However, if you wanted a more cost-effective build that still delivers a great experience, you could theoretically step down to a high-end processor with a significantly better value rating. For example, the Ryzen 9 9950X is a great upgrade option for around $649 (Rank #5 for value).

3Which component should I upgrade first to improve Rainbow Six Siege performance?

Your Core i5-14600K is already an incredibly powerful processor. While it's technically the first component to hit its limit (which is completely normal in state-of-the-art builds), there is no meaningful upgrade path that would drastically improve your Rainbow Six Siege performance right now. CPU fully utilized at: 1080p low, 1080p medium, 1080p high, 1080p ultra, 1440p low, 1440p medium, 1440p high, 1440p ultra, 4k low, 4k medium, 4k high, 4k ultra.

4Does this setup support Frame Generation for Rainbow Six Siege?

Rainbow Six Siege does not currently support Frame Generation technologies like DLSS 3 or FSR 3. Your performance is based entirely on native rendering. If the game adds support in a future update, newer GPUs will benefit the most.

5What are the minimum and recommended specs for Rainbow Six Siege?

Rainbow Six Siege requires at minimum a Core i3-560 (CPU) and GeForce GTX 460 (GPU) with 6 GB RAM and 61 GB storage. For the recommended experience, you need a Core i5-2500K and GeForce GTX 670 with 8 GB RAM. Your Core i5-14600K and GeForce RTX 4090 both exceed the recommended specs, so you're well-positioned for a great experience.

6How accurate are these Rainbow Six Siege FPS estimates for the Core i5-14600K and GeForce RTX 4090?

These Rainbow Six Siege FPS results are not arbitrary numbers. They come from calculations informed by thousands of real gaming benchmarks, and the typical accuracy range is around 10% to 15%. That makes them far more useful than generic FPS calculators that simply invent values without a benchmark foundation. Actual in-game performance can still vary with drivers, updates, RAM configuration, cooling, and the exact scene being rendered.

Performance estimates are based on synthetic benchmarks and hardware capabilities.

Results may vary based on drivers, OS, and background processes.