Rust

CPU Role — cores, clocks, and how they relate to this game's results

The AMD Ryzen 5 7500X3D brings a 6-core, 12-thread configuration built on the Zen 4 (Raphael) architecture, with a base clock of 4.00 GHz and a boost clock of 4.50 GHz. This is a 7000-series desktop part on the AMD Socket AM5 platform, manufactured on a 5 nm process at TSMC with 11,270 million transistors on a 71 mm² die. Its cache layout is notable: 64 KB of L1 per core, 1 MB of L2 per core, and a large 96 MB of shared L3 cache. The CPU supports DDR5 memory over a dual-channel bus with 83.2 GB/s of bandwidth and includes ECC memory support.

In Rust, a game that is heavily dependent on CPU cache and single-thread performance for world simulation and entity updates, the 96 MB L3 cache is a significant asset. The benchmark data shows that in synthetic Passmark tests, this CPU scores 3,494 in single-thread performance and 25,047 in multithreaded performance, with a Passmark physics score of 2,779. Its overall average benchmark score is 44,573, placing it in the 89th percentile of all CPUs. Compared to its nearest rivals, it sits within a very tight band: it is 0.2% ahead of the Intel Core Ultra X9 388H (44,466), 0.5% ahead of the Intel Core i9-13950HX (44,342), and 0.6% ahead of the AMD Ryzen AI Max 385 (44,309), while trailing the Intel Core i5-14600 (44,889) by 0.7%. This suggests the 7500X3D is competitive with top-tier mobile and desktop chips from the same era, though the margins are razor-thin.

For Rust specifically, the relationship between CPU and game results is evident when examining the measured FPS across settings. The CPU's strong single-thread score and large cache likely help maintain high frame rates even at lower resolutions where the GPU is less stressed. The data shows that at 1080p Low settings, the combo achieves 205 avg FPS, which is a clear indicator that the CPU is capable of feeding frames quickly. The fact that the CPU has a 65 W TDP and is unlocked for multiplier adjustment (though it is not multiplier unlocked per the data) suggests it is a power-efficient part that can sustain high clocks without excessive heat, which is beneficial for long play sessions in a survival game like Rust where server-side and client-side simulation loads can be intense.

FAQ — 4-6 Q&A pairs answerable from FACT PACK data

Q: What is the best average FPS this combo achieves in Rust, and at which settings and resolution?

A: The highest average FPS recorded is 205 at 1920x1080 with Low settings. This is followed by 154 at 2560x1440 Low and 150 at 1920x1080 Medium, indicating that Low settings at 1080p yields the peak performance.

Q: How does the CPU's single-thread performance compare to its multithreaded performance in the context of Rust?

A: The CPU scores 3,494 in Passmark single-thread and 25,047 in multithread, with a multithread-to-single-thread ratio of about 7.2x. In Rust, where single-thread performance is often critical for game logic, the high single-thread score likely contributes to the strong 1080p Low result of 205 FPS, while the multithread capability supports background tasks.

Q: At which resolution does the GPU become the primary bottleneck?

A: The data shows a significant FPS drop from 1080p to 4K. At 1080p High, the average is 127 FPS, but at 4K High it falls to 52 FPS, a 59% reduction. This suggests that at higher resolutions, the GPU (RTX 3080 Ti) is increasingly the limiting factor, as the CPU's performance headroom cannot compensate for the increased pixel workload.

Q: What is the minimum FPS recorded for this combo, and under what conditions?

A: The minimum FPS recorded is 52, which occurs at 3840x2160 with Medium settings. At 2560x1440 Medium, the minimum is 88, and at 1920x1080 Medium, the minimum is 128. This shows that even at lower settings, frame drops are present but less severe at lower resolutions.

Q: How does this combo rank among all tested combos in Rust?

A: The combo ranks 689th out of 2,953 tested combos, placing it in the top 23.3% of all configurations. This is a solid mid-to-upper tier ranking, indicating that while not top-tier, it delivers competitive performance in Rust.

Q: Does the CPU's 96 MB L3 cache appear to have a measurable impact on Rust performance?

A: While the data does not provide a direct A/B test, the CPU's high single-thread score (3,494) and the 96 MB L3 cache are consistent with the strong 1080p performance. At 1080p Low, the combo hits 205 FPS, which is 33% higher than at 1440p Low (154 FPS), suggesting the CPU can handle lower-resolution workloads without bottlenecking.

Resolution Scaling — how FPS drops from 1080p to 4K and what it says about the limiting component

The measured FPS data reveals a clear pattern of performance degradation as resolution increases, which is typical for a system where the GPU becomes more stressed at higher pixel counts. Starting at 1920x1080, the combo achieves 205 FPS on Low, 150 FPS on Medium, 127 FPS on High, and 96 FPS on Ultra. Moving to 2560x1440, the same settings yield 154 FPS on Low, 103 FPS on Medium, 87 FPS on High, and 66 FPS on Ultra. At 3840x2160, the numbers drop further to 91 FPS on Low, 61 FPS on Medium, 52 FPS on High, and 39 FPS on Ultra.

The percentage drops from 1080p to 4K are steep. For Low settings, the average FPS falls from 205 to 91, a 55.6% reduction. For Medium, it drops from 150 to 61, a 59.3% reduction. For High, it goes from 127 to 52, a 59.1% reduction. For Ultra, it falls from 96 to 39, a 59.4% reduction. This consistency across settings suggests that the limiting component at 4K is the GPU, as the relative performance loss is nearly uniform regardless of the graphical preset.

The RTX 3080 Ti, with its 12 GB of GDDR6X memory and 912.4 GB/s bandwidth, is a high-end card, but at 4K it is clearly the bottleneck. The CPU's performance does not degrade with resolution, so the fact that FPS scales inversely with pixel count points to GPU fill rate and shading throughput as the primary constraints. At 1080p, the CPU's strong single-thread performance and large cache allow the GPU to operate at higher utilization, but at 4K, the GPU's 34.10 TFLOPS of FP32 performance and 186.5 GPixel/s pixel rate are insufficient to maintain high frame rates. The data indicates that for 4K gaming, this combo is better suited to Medium or Low settings, where it can achieve 61 or 91 FPS respectively, whereas High and Ultra settings drop below 60 FPS.

Settings Recommendations — which preset gives the best experience per the measured rows

Based on the measured FPS data, the optimal settings depends on the target resolution and desired frame rate. At 1920x1080, all settings are playable, with Low achieving 205 FPS, Medium 150 FPS, High 127 FPS, and Ultra 96 FPS. For a 144Hz monitor, High settings at 1080p deliver 127 FPS, which is close to the refresh rate, while Ultra at 96 FPS is still smooth but may not fully utilize a high-refresh display. For competitive play or maximum smoothness, Low at 205 FPS is the best choice, but for visual fidelity, High offers a balance at 127 FPS.

At 2560x1440, the recommendation shifts. Low settings provide 154 FPS, which is excellent for high-refresh 1440p monitors. Medium settings at 103 FPS are still very playable and offer better visuals. High settings at 87 FPS are acceptable, but Ultra at 66 FPS may feel less smooth for fast-paced action. For most players at 1440p, Medium is the sweet spot, offering 103 FPS with good graphical quality, while Low is preferable for those prioritizing frame rate.

At 3840x2160, the options are more constrained. Ultra at 39 FPS is below the playable threshold for many, and High at 52 FPS is borderline. Medium at 61 FPS is the minimum for a smooth experience, while Low at 91 FPS is the best for maintaining high frame rates. For 4K gaming, Low settings are recommended for the best experience, as 91 FPS is significantly smoother than the 61 FPS of Medium, and the visual difference in Rust may not justify the 33% performance loss. Overall, the data suggests that Medium settings at 1080p or 1440p offer the best balance of visual quality and performance, while Low is necessary for 4K or for players seeking maximum FPS.

How This Combo Ranks — use comboRankInGame vs other tested combos

The combo of the AMD Ryzen 5 7500X3D and NVIDIA GeForce RTX 3080 Ti ranks 689th out of 2,953 tested combos in Rust, placing it in the top 23.3% of all configurations. This is a respectable position, indicating that this system outperforms the majority of tested setups, but it does not reach the top tier. The ranking reflects the combination's overall capability in Rust, which is influenced by both the CPU's strong single-thread performance and the GPU's high-end specifications.

To put this in context, the CPU itself ranks in the 89th percentile of all CPUs, and the GPU ranks in the 83rd percentile of all GPUs. The combo rank of 689 out of 2,953 (approximately 77th percentile) is slightly lower than either component's individual percentile, suggesting that the pairing is not perfectly optimized for Rust, or that other combos with higher-ranked CPUs or GPUs achieve better results. The nearest rival CPUs, such as the Intel Core i9-13950HX and Intel Core Ultra X9 388H, have similar average scores (44,342 and 44,466 respectively), so the CPU is not the limiting factor in the ranking. Similarly, the GPU's nearest rivals, including the NVIDIA GeForce RTX 5070 (with a 2% higher score) and AMD Radeon Pro 5300 (0.8% higher), are close in performance, indicating that the GPU is also competitive.

The ranking suggests that while this combo is strong, there are 688 other configurations that yield better FPS in Rust. This could be due to more powerful CPUs with higher cache or clock speeds, or GPUs with higher memory bandwidth or shading units. However, the data shows that this combo delivers solid performance across all resolutions, with the ability to exceed 200 FPS at 1080p Low and maintain over 60 FPS at 4K Medium, which is sufficient for most gaming scenarios.

Measured FPS Breakdown — resolution by resolution, settings by settings, exact numbers

The measured FPS data provides a comprehensive view of performance across three resolutions and four settings levels. At 1920x1080, the combo achieves the following average FPS: Low 205, Medium 150 (with a minimum of 128 and maximum of 173), High 127, and Ultra 96. This shows a clear degradation as settings increase, with a 53% drop from Low to Ultra, but even at Ultra, the frame rate remains above 90 FPS, which is smooth for most players.

At 2560x1440, the average FPS values are: Low 154, Medium 103 (with a minimum of 88 and maximum of 119), High 87, and Ultra 66. The drop from Low to Ultra is 57%, and while Low and Medium are excellent for high-refresh monitors, High and Ultra are still playable on standard 60-75Hz displays. The minimum FPS at Medium (88) indicates that even during heavy scenes, the frame rate stays above 60 FPS, providing a consistent experience.

At 3840x2160, the average FPS values are: Low 91, Medium 61 (with a minimum of 52 and maximum of 70), High 52, and Ultra 39. This is where the GPU's limitations become apparent. Low settings are the only preset that consistently exceeds 60 FPS, while Medium is borderline with a 61 average and a 52 minimum. High and Ultra fall below 60 FPS on average, making them less suitable for smooth gameplay. The variation between minimum and maximum FPS at 4K Medium (52 to 70) indicates noticeable frame time spikes, which could impact perceived smoothness.

Across all resolutions, the data shows that Low settings provide the highest frame rates, with 205 FPS at 1080p, 154 FPS at 1440p, and 91 FPS at 4K. Medium settings offer a balance, with 150 FPS at 1080p, 103 FPS at 1440p, and 61 FPS at 4K. High and Ultra settings are best suited for 1080p and 1440p, where they provide 127/87 FPS and 96/66 FPS respectively, but at 4K they struggle to maintain playable frame rates.

GPU Role — VRAM, clocks, and how they relate to this game's results

The NVIDIA GeForce RTX 3080 Ti is a high-end Ampere-architecture GPU built on Samsung's 8 nm process, with 28,300 million transistors on a 628 mm² die. It features 12 GB of GDDR6X memory on a 384-bit bus, providing 912.4 GB/s of bandwidth. The GPU has a base clock of 1365 MHz and a boost clock of 1665 MHz, with memory running at 1188 MHz (19 Gbps effective). Its compute capabilities include 10,240 shading units, 320 TMUs, 112 ROPs, 80 RT cores, and 320 tensor cores, delivering 34.10 TFLOPS of FP32 performance and a pixel rate of 186.5 GPixel/s.

In Rust, the GPU's role is primarily to handle rendering tasks such as lighting, shadows, and texture mapping. The 12 GB of VRAM is sufficient for Rust's textures at all settings, even at 4K, as the game is not known for extreme VRAM usage. The GPU's high memory bandwidth (912.4 GB/s) ensures that texture streaming is not a bottleneck, which is important for a game with large open-world environments. The boost clock of 1665 MHz allows for consistent performance under load, and the 34.10 TFLOPS of FP32 is more than adequate for Rust's DirectX 12 rendering.

The measured FPS data shows that the GPU becomes the limiting factor at higher resolutions. At 1080p, the CPU can feed the GPU quickly, allowing it to reach 205 FPS on Low. However, at 4K, the GPU's pixel rate and shading throughput are insufficient to maintain high frame rates, as evidenced by the drop from 91 FPS on Low to 39 FPS on Ultra. The GPU's 83rd percentile ranking among all GPUs indicates it is a strong performer, but it is not top-tier for 4K gaming. The nearest rival, the NVIDIA GeForce RTX 5070, scores 2% higher in average benchmarks, suggesting that newer GPUs may offer better 4K performance. Nevertheless, for 1080p and 1440p gaming, the RTX 3080 Ti delivers excellent results, with the ability to exceed 150 FPS at Medium settings and 120 FPS at High settings, making it a well-suited pairing for the Ryzen 5 7500X3D in Rust.