Rust

The AMD Ryzen 7 9800X3D paired with the NVIDIA GeForce RTX 2070 SUPER produces a classic bottleneck scenario in Rust, where the GPU is decisively the limiting factor at higher resolutions. The measured frame rates reveal a system that is exceptionally capable at 1080p but struggles to maintain playable performance at 4K, particularly on higher graphical presets. This analysis breaks down the performance data, focusing on how resolution scaling, GPU specifications, and CPU capabilities interact to define the experience.

Resolution Scaling

The performance drop from 1080p to 4K is steep and clearly illustrates the GPU's limitations. At 1920x1080 with High settings, the combo averages 86 FPS. Moving to 2560x1440 at the same High preset, the average falls to 59 FPS, a reduction of 27 FPS. The jump to 3840x2160 is even more punishing, with the average dropping to 35 FPS. This represents a 59% decrease in performance from 1080p to 4K at High settings, indicating that the rendering load at 4K is overwhelming the RTX 2070 SUPER.

The pattern holds across all settings. At Low settings, the frame rate scales from 152 FPS at 1080p down to 104 FPS at 1440p and finally to 62 FPS at 4K. This consistent drop across presets confirms that pixel count, rather than specific graphical features, is the primary stressor. The gap between 1080p and 1440p is significant, but the gap between 1440p and 4K is even more substantial. For instance, at Medium settings, the average FPS goes from 102 at 1080p to 70 at 1440p, and then plummets to 41 at 4K.

This scaling behavior points directly to the GPU as the bottleneck. A CPU-bound system would show less variation between resolutions, as the CPU workload remains relatively constant regardless of pixel count. Here, the frame rate nearly halves from 1080p to 4K, which is a classic sign of a GPU struggling with fill-rate and memory bandwidth demands. The data suggests that 1080p is the sweet spot for this pairing, while 1440p is playable on lower settings, and 4K is only viable on the Low preset, where the 62 FPS average is still far from ideal.

GPU Role

The NVIDIA GeForce RTX 2070 SUPER is a Turing-architecture card with 8 GB of GDDR6 memory on a 256-bit bus, providing 448.0 GB/s of bandwidth. Its base clock is 1605 MHz with a boost clock of 1770 MHz. These specifications are the foundation for its performance, and the benchmark results show a card that is firmly in the mid-range tier, sitting at the 65th percentile of all GPUs. Its average benchmark score of 20282 places it within 1.5% of rivals like the Intel Arc A750, which scores 20582, and the NVIDIA GeForce RTX 3070 Mobile, which scores 20534.

In Rust, the 8 GB VRAM capacity is a critical factor. At 4K Ultra settings, the card is clearly overwhelmed, producing a 27 FPS average. This is likely due to the combination of high-resolution textures and the game's large, open-world environments exceeding the memory capacity and bandwidth. The 448.0 GB/s bandwidth is insufficient for the data throughput required at 4K, leading to the severe frame rate drops seen in the data. The card's pixel rate of 113.3 GPixel/s and texture rate of 283.2 GTexel/s are not enough to keep up with the demands of a 3840x2160 render target at high detail.

The performance difference between settings at 4K is telling. The gap between Low (62 FPS) and Medium (41 FPS) is 21 FPS, while the gap between High (35 FPS) and Ultra (27 FPS) is only 8 FPS. This suggests that the Low preset reduces the load on the GPU enough to allow it to function, but any increase in visual fidelity quickly pushes it past its limits. The card's 9.062 TFLOPS of FP32 compute power is simply insufficient for 4K gaming in Rust at higher presets. For a smoother experience, the data indicates that the RTX 2070 SUPER is best utilized at 1080p or 1440p with adjusted settings.

CPU Role

The AMD Ryzen 7 9800X3D is a high-end desktop processor with 8 cores and 16 threads, based on the Zen 5 architecture (Granite Ridge). It features a base clock of 4.70 GHz and a boost clock of 5.20 GHz, along with a substantial 96 MB of shared L3 cache. This CPU is a powerhouse, ranking in the 87th percentile of all CPUs with an average benchmark score of 39768. Its nearest rivals in synthetic tests include the AMD Ryzen 7 7700 (score 40081) and the AMD Ryzen AI 9 365 (score 40048), showing that it is performance-competitive at the top tier.

However, in this specific game pairing, the CPU's role is secondary. The benchmark results show that the CPU is not the bottleneck at any resolution. At 1080p Low settings, the system achieves 152 FPS. This high frame rate suggests the CPU is capable of feeding the GPU with enough data to reach that level, but the GPU is still the limiting factor. If the CPU were the constraint, we would see similar FPS numbers across all resolutions, which is not the case.

The 9800X3D's strengths—high clocks and large cache—are beneficial for Rust's simulation and physics, but the game's rendering pipeline is what dictates the final FPS. The data shows that even the most powerful consumer CPUs cannot compensate for a GPU that is outpaced by the resolution and settings. The CPU's performance headroom is evident in the fact that the FPS scales down with resolution, which is the opposite of what would happen if the CPU were the bottleneck. In this configuration, the 9800X3D is providing a solid foundation, but the RTX 2070 SUPER is holding back the overall frame rate, especially at 1440p and 4K.

FAQ

Q: Can this combo run Rust at 4K with high settings?

A: No. At 3840x2160 with High settings, the measured average FPS is 35, which is below the typically desired 60 FPS threshold for smooth gameplay. The 4K Ultra preset is even worse, with an average of 27 FPS.

Q: What is the best resolution for this pairing?

A: The data indicates that 1920x1080 is the optimal resolution. At 1080p, all settings yield playable frame rates, with Low averaging 152 FPS, Medium 102 FPS, High 86 FPS, and Ultra 65 FPS.

Q: Is the CPU or GPU the limiting factor in Rust?

A: The GPU is the clear limiting factor. This is evidenced by the significant frame rate drops as resolution increases. A CPU-bound scenario would show more consistent FPS across resolutions.

Q: How much faster is the 9800X3D compared to its closest rivals?

A: In synthetic benchmarks, the 9800X3D scores 39768. Its nearest rival, the AMD Ryzen 7 PRO 8840HS, scores 39603, making the 9800X3D 0.4% faster. The AMD Ryzen 7 7700 scores 40081, which is 0.8% faster than the 9800X3D.

Q: What are the playable settings at 1440p?

A: At 2560x1440, the Low preset is very playable with an average of 104 FPS. Medium is also acceptable at 70 FPS, but High (59 FPS) and Ultra (45 FPS) begin to dip into less comfortable territory.

Q: How does the RTX 2070 SUPER compare to the Intel Arc A750?

A: The RTX 2070 SUPER has an average benchmark score of 20282, while the Intel Arc A750 scores 20582. This makes the Arc A750 1.5% faster in these synthetic tests.

How This Combo Ranks

In the database of tested combos for Rust, this pairing of AMD Ryzen 7 9800X3D and NVIDIA GeForce RTX 2070 SUPER ranks 2160 out of 3723 possible combinations. This places it in the lower-middle portion of the rankings, which is consistent with the GPU being the primary bottleneck. While the CPU is a top-tier component, the overall system performance is dragged down by the mid-range GPU.

This ranking is not a reflection of the CPU's capability, but rather the result of pairing a very fast processor with a slower graphics card. The 9800X3D is performing its role effectively, but the RTX 2070 SUPER cannot translate that CPU power into high frame rates at demanding resolutions. The system is essentially "GPU-bound," meaning that upgrading the graphics card would yield a much more significant performance increase than upgrading the CPU. The rank of 2160 suggests that many other combos, likely those with more balanced CPU-GPU pairings, achieve better overall performance in Rust.

Measured FPS Breakdown

The following table details the exact measured average FPS for each resolution and settings combination. Medium settings also include min and max FPS data.

| Resolution | Settings | Avg FPS | Min FPS | Max FPS |

| :--- | :--- | :--- | :--- | :--- |

| 3840x2160 | High | 35 | - | - |

| 3840x2160 | Low | 62 | - | - |

| 3840x2160 | Medium | 41 | 35 | 48 |

| 3840x2160 | Ultra | 27 | - | - |

| 2560x1440 | High | 59 | - | - |

| 2560x1440 | Low | 104 | - | - |

| 2560x1440 | Medium | 70 | 60 | 81 |

| 2560x1440 | Ultra | 45 | - | - |

| 1920x1080 | High | 86 | - | - |

| 1920x1080 | Low | 152 | - | - |

| 1920x1080 | Medium | 102 | 87 | 117 |

| 1920x1080 | Ultra | 65 | - | - |

The data shows a clear hierarchy: 1080p is fully playable across all presets, 1440p is playable on Low and Medium, and 4K is only playable on Low. The min FPS values for Medium settings at 1080p (87 FPS) and 1440p (60 FPS) are still respectable, indicating that frame pacing is generally stable. However, at 4K Medium, the min FPS drops to 35, which can result in noticeable stutters. For a consistent experience, the sweet spot is 1080p with High settings, offering a solid 86 FPS average, or 1440p with Medium settings at 70 FPS.