Rust

# How This Combo Ranks

The AMD Ryzen 7 5800X3D paired with the Intel Arc B570 lands at rank 2349 out of 2953 tested combos in Rust. That places this pairing in the bottom 21% of all tested configurations, which is a sobering starting point. The data shows this is not a combination built for chasing high frame rates in Rust, but the numbers tell a more nuanced story about where the bottleneck sits and what you can expect at different settings.

This rank reflects the measured FPS across the full matrix of resolutions and settings. The combo's percentile standing among all CPUs is 80, and the GPU sits at percentile 65 versus all GPUs, but in Rust specifically, the pairing underperforms relative to what either component might suggest individually. The 3DMark Steel Nomad DX12 score of 2649 for the GPU and the CPU's Cinebench R23 multicore score of 14317 indicate capable hardware, yet the game's demands and this specific pairing's characteristics push it down the ranking table.

What matters more than the raw rank is the shape of the performance curve across settings. At 1080p Low, this combo delivers 118 FPS average, which is genuinely playable. But at 4K Ultra, it drops to 21 FPS, which is not a playable experience by any reasonable standard. The rank of 2349 reflects this wide spread—the combo can feel responsive at lower resolutions and settings, but it falls apart when you push visual quality and pixel count simultaneously.

GPU Role

The Intel Arc B570 brings 10 GB of GDDR6 memory on a 160-bit bus, with memory bandwidth of 380.0 GB/s. The base and boost clocks are both 2500 MHz, with memory running at 2375 MHz (19 Gbps effective). This is a 5 nm TSMC chip with 19,600 million transistors on a 272 mm² die, using the Xe2-HPG architecture from the Battlemage generation.

In Rust, the GPU's role becomes clear when you look at the FPS scaling with settings. At 1080p, moving from Low (118 FPS) to High (67 FPS) costs roughly 43% of your frame rate. The GPU's 11.52 TFLOPS of FP32 compute and 360.0 GTexel/s texture rate are being exercised heavily as settings rise. The 80 ROPs and 144 TMUs handle the pixel and texture work, but Rust's draw calls and object rendering at higher settings strain this mid-range part.

The GPU's benchmark profile shows it sits at percentile 65 among all GPUs, with an average benchmark score of 20556. Its nearest rival is the NVIDIA GeForce RTX 3070 Mobile at 20534 (0.1% slower), and it trades blows with the Intel Arc A750 at 20582 (0.1% faster). This places the B570 as a solid mid-range option, but Rust's specific engine characteristics mean the GPU is not the primary limiter at lower resolutions.

At 4K, the GPU becomes the dominant constraint. The 10 GB VRAM buffer is sufficient for Rust at these settings, but the 160-bit bus and 380.0 GB/s bandwidth create a ceiling. The measured FPS at 4K Ultra (21 FPS) versus 1080p Ultra (51 FPS) shows a 59% drop, which is a far larger scaling penalty than you would see from CPU limitation alone. The GPU is clearly the bottleneck at 4K, especially with the memory subsystem being pushed to its limits.

CPU Role

The AMD Ryzen 7 5800X3D is an 8-core, 16-thread processor based on Zen 3 (Vermeer) architecture, built on TSMC's 7 nm process. It runs at a 3.40 GHz base clock and 4.50 GHz boost clock, with a 105 W TDP. The standout feature is the 96 MB of shared L3 cache, which is the "3D" part of the name—this V-Cache design gives it an unusual advantage in cache-sensitive workloads.

In Rust, the CPU's role is significant at lower resolutions where the GPU has headroom. At 1080p Low, the combo hits 118 FPS, and at 1080p Medium it maintains 79 FPS. These numbers suggest the CPU is keeping up with the GPU's output at these settings. The 3DMark 16-thread score of 7299 and max-thread score of 7285 show the CPU's multithreaded capability, while the single-thread score of 884 in 3DMark and 1452 in Cinebench R23 indicate solid per-core performance.

The CPU's percentile ranking is 80 among all CPUs, with an average benchmark score of 27896. Its nearest rivals include the AMD Ryzen 7 6800U (27887, 0% delta), Intel Core i9-10900K (27872, 0.1% faster), and AMD Ryzen AI 5 PRO 340 (27932, 0.1% slower). The 5800X3D's 96 MB L3 cache is a unique asset that helps in games like Rust that have large working sets, but the data here shows it is not enough to overcome the GPU's limitations at higher settings.

At 1440p and 4K, the CPU's role diminishes relative to the GPU. The FPS drops between resolutions at the same settings are more consistent with GPU scaling. For example, going from 1080p High (67 FPS) to 1440p High (46 FPS) is a 31% drop, and from 1440p High to 4K High (27 FPS) is another 41% drop. The CPU has less influence as resolution increases, which is typical behavior for a well-balanced system where the GPU eventually becomes the hard limit.

Measured FPS Breakdown

The measured FPS data covers three resolutions (1920x1080, 2560x1440, 3840x2160) across four settings (Low, Medium, High, Ultra). Here is the complete breakdown:

1080p (1920x1080):

• Low: 118 FPS average
• Medium: 79 FPS average, with min 67 and max 91 FPS
• High: 67 FPS average
• Ultra: 51 FPS average

1440p (2560x1440):

• Low: 81 FPS average
• Medium: 54 FPS average, with min 46 and max 62 FPS
• High: 46 FPS average
• Ultra: 35 FPS average

4K (3840x2160):

• Low: 48 FPS average
• Medium: 32 FPS average, with min 27 and max 37 FPS
• High: 27 FPS average
• Ultra: 21 FPS average

The Medium settings at each resolution include min/max data, which is useful for understanding frame time consistency. At 1080p Medium, the range from 67 to 91 FPS is a 24 FPS spread, indicating some frame time variance but generally acceptable performance. At 1440p Medium, the 46 to 62 FPS range shows similar behavior. At 4K Medium, the 27 to 37 FPS range is tight, but the absolute numbers are low enough that the experience would feel stuttery.

The data reveals that the combo is most comfortable at 1080p Low through High settings. The 118 FPS at Low is excellent for competitive play, and 67 FPS at High is still smooth for most players. The 51 FPS at Ultra is borderline, but the frame rate is consistent enough for a playable experience if you are not sensitive to drops. At 1440p, the combo falls into the 35-81 FPS range, with High and Ultra settings dipping below 50 FPS, which is where smoothness starts to suffer.

Resolution Scaling

Resolution scaling shows a clear and expected pattern: FPS drops as pixel count increases, but the rate of drop varies by settings. From 1080p Low to 1440p Low, the FPS drops from 118 to 81, a 31% reduction. From 1440p Low to 4K Low, it drops from 81 to 48, a 41% reduction. At High settings, the drops are from 67 to 46 (31%) and then 46 to 27 (41%). These consistent percentages across settings suggest the scaling is primarily resolution-driven rather than setting-driven.

The 4K to 1080p ratio across all settings is revealing. At Low, 4K delivers 48 FPS versus 118 at 1080p—a 59% drop. At Medium, 32 versus 79—a 59% drop. At High, 27 versus 67—a 60% drop. At Ultra, 21 versus 51—a 59% drop. This near-uniform 59-60% reduction indicates the gameplay at 4K is hitting a hard GPU limit, likely memory bandwidth or fill rate, independent of the visual setting being used.

This scaling behavior tells you the limiting component shifts with resolution. At 1080p, the CPU has more influence—the 5800X3D's cache and thread management matter more when the GPU can render frames quickly. At 4K, the GPU is the absolute bottleneck, as evidenced by the tight FPS clustering around 21-48 regardless of settings. The data suggests that if you want to play Rust at 4K, this combo will not deliver playable frame rates at any setting above Low, and even Low at 48 FPS is marginal. For 1440p, the combo is viable at Low and Medium settings, but High and Ultra will require compromises.

FAQ

Q: What is the best resolution and settings combo for this CPU/GPU pairing in Rust?

A: The data shows 1080p Low delivers 118 FPS average, which is the highest measured performance. For better visuals, 1080p High at 67 FPS or 1440p Medium at 54 FPS are the best compromises between fidelity and playability. At 4K, even Low settings only reach 48 FPS.

Q: Is the CPU or GPU more responsible for the performance at 1080p?

A: At 1080p Low, the combo reaches 118 FPS, which indicates the CPU is keeping pace. The 5800X3D's 96 MB L3 cache and 16 threads handle Rust's workload well at this resolution. The GPU's 10 GB VRAM and 380.0 GB/s bandwidth are sufficient at 1080p, so the CPU has more influence here than at higher resolutions.

Q: Can this combo handle Rust at 4K?

A: No, not at playable frame rates. The measured FPS at 4K ranges from 48 (Low) to 21 (Ultra). Even at Low settings, 48 FPS is below the 60 FPS threshold most players prefer, and at Medium or higher, the frame rates drop to 32 or below, which would feel stuttery.

Q: How does the GPU compare to its nearest rivals?

A: The Intel Arc B570 has an average benchmark score of 20556, placing it at percentile 65 among all GPUs. It is 0.1% faster than the NVIDIA GeForce RTX 3070 Mobile (20534) and 0.1% slower than the Intel Arc A750 (20582). These are very close scores, meaning the B570 is competitive with those parts in general benchmarks.

Q: What is the CPU's multithreaded performance like in general benchmarks?

A: The 5800X3D scores 14317 in Cinebench R23 multicore and 7299 in 3DMark 16-thread tests. Its average benchmark score is 27896, which places it at percentile 80 among all CPUs. It trades within 0.3% of rivals like the Intel Core i5-12600KF (27799) and AMD Ryzen AI 5 PRO 340 (27932).

Q: Is there a setting where the frame rate is consistent enough for competitive play?

A: 1080p Low is the only setting that provides both high average FPS (118) and likely consistency, though min/max data is not provided for Low settings. At 1080p Medium, the measured range is 67 to 91 FPS, which is a 24 FPS spread that could cause noticeable hitches in a competitive environment.