Steamworld Build

# Steamworld Build Performance Analysis: AMD Ryzen 5 8400F + Intel Arc B580

The data shows a system that delivers playable performance at 1440p and strong 1080p results in Steamworld Build, but struggles at 4K Ultra. The AMD Ryzen 5 8400F paired with the Intel Arc B580 produces a clear GPU-bound pattern at higher resolutions, with the CPU showing ample headroom even at 1080p. The measured frame rates reveal that the 12 GB Arc B580 provides a solid mid-range experience, though the gap between Low and Ultra settings at 4K is substantial — a 38 FPS difference that highlights the GPU's limits under maximum load.

Resolution Scaling

The performance drop from 1080p to 4K is steep and consistent across all settings, indicating that the Intel Arc B580 is the primary limiting component at higher resolutions. At High settings, the system delivers 105 FPS at 1920x1080, drops to 67 FPS at 2560x1440, and falls to 35 FPS at 3840x2160. This represents a 36% reduction from 1080p to 1440p and a further 48% reduction from 1440p to 4K. The scaling pattern suggests that the GPU's 456.0 GB/s memory bandwidth and 13.67 TFLOPS compute capacity become increasingly strained as pixel count rises.

At Low settings, the scaling is more forgiving but still pronounced: 184 FPS at 1080p, 117 FPS at 1440p, and 62 FPS at 4K. The 4K Low result being above 60 FPS indicates that the card can handle the resolution when graphical load is minimized. The Medium preset shows a similar trajectory: 141 FPS at 1080p, 89 FPS at 1440p, and 47 FPS at 4K. The Ultra preset reveals the most dramatic scaling: 71 FPS at 1080p, 45 FPS at 1440p, and just 24 FPS at 4K — a 66% performance loss from 1080p to 4K.

The limiting component shifts clearly based on resolution. At 1080p, the CPU's strong single-thread performance (2,943 in Cinebench R23 single-core) allows the GPU to stretch its legs, producing frame rates well above 100 FPS on most presets. By 1440p, the GPU begins to dominate the performance equation, with the gap between Low and Ultra widening to 72 FPS. At 4K, the GPU is unequivocally the bottleneck, with even Medium settings failing to maintain 50 FPS. The data suggests that 1440p is the sweet spot for this combination — the CPU maintains high minimum frame rates while the GPU still delivers acceptable performance on Medium and High presets.

FAQ

Q: What is the best resolution for this CPU-GPU combo in Steamworld Build?

A: The data indicates 2560x1440 is the optimal resolution. At Medium settings it delivers 89 FPS average with a 76 FPS minimum, while High settings still produce 67 FPS. Both are above the 60 FPS threshold, whereas 4K High only manages 35 FPS.

Q: How much performance does the Ultra preset cost compared to High?

A: Across all resolutions, Ultra reduces average FPS by roughly 32-34% relative to High. At 1080p, the drop is from 105 to 71 FPS; at 1440p, from 67 to 45 FPS; at 4K, from 35 to 24 FPS. This consistent penalty suggests Ultra effects are uniformly demanding regardless of resolution.

Q: Is the CPU holding back the GPU at 1080p?

A: No, the data shows the opposite. The Ryzen 5 8400F's 12 threads and 4.70 GHz boost clock produce 184 FPS at 1080p Low and 141 FPS at Medium, indicating the CPU can feed the Arc B580 well beyond typical display refresh rates. The GPU becomes the constraint as resolution increases.

Q: Can this system handle 4K gaming?

A: Only at Low settings, where it averages 62 FPS. Medium drops to 47 FPS and High to 35 FPS, making 4K playable only with significant graphical compromises. The 12 GB VRAM is sufficient, but the 192-bit bus and 456.0 GB/s bandwidth limit performance at this resolution.

Q: How does the Arc B580 compare to its nearest rivals in synthetic benchmarks?

A: The GPU's average benchmark score of 23,021 places it within 1% of the AMD Radeon RX 580 2048SP (23,061, -0.2% delta), NVIDIA GeForce RTX 2080 (22,895, +0.6% delta), and NVIDIA GeForce RTX 3080 (23,172, -0.7% delta). The RTX 3080 is nominally faster by 0.7%, but the margin is negligible.

Q: What does the combo rank in Steamworld Build tell us?

A: This CPU-GPU combination ranks 2,781 out of 3,706 tested combos in the game, placing it in the 75th percentile. This means roughly a quarter of all tested configurations perform better, while the majority perform worse — consistent with the mid-range positioning of both components.

GPU Role

The Intel Arc B580's specifications directly explain the measured performance profile in Steamworld Build. With 12 GB of GDDR6 memory on a 192-bit bus delivering 456.0 GB/s bandwidth, the card has ample capacity for the game's assets but faces bandwidth constraints at 4K. The 2,560 shading units and 160 texture mapping units provide substantial compute throughput, reflected in the 13.67 TFLOPS FP32 rating. However, the 80 ROPs and 213.6 GPixel/s pixel rate become limiting factors when rendering at 3840x2160.

The GPU's clock behavior shows a fixed 2670 MHz base and boost, indicating that thermal or power headroom does not vary performance dynamically. The 190 W TDP and dual-slot cooler design suggest the card maintains consistent clocks under load, which the stable FPS numbers corroborate. The 8-pin power connector and 450 W suggested PSU indicate this is a power-efficient design for its performance class.

The measured frame rates reveal the GPU's character: at 1080p, it delivers 184 FPS on Low, 141 FPS on Medium, 105 FPS on High, and 71 FPS on Ultra. This spread of 113 FPS between presets demonstrates that the card responds well to reduced graphical load, but the 4K results — 62, 47, 35, and 24 FPS respectively — show diminishing returns as resolution scales. The 12 GB VRAM is never a limiting factor in these tests, as even the highest preset at 4K does not exceed the memory capacity, but the 192-bit bus width restricts data throughput.

In synthetic benchmarks, the GPU scores 15,748 in Passmark G3D and 7,729 in GPU Compute, with a 3DMark Steel Nomad DX12 score of 3,068. These figures place it in the 68th percentile of all GPUs, with an average benchmark score of 23,021. The nearest rivals include the RTX 2080 (0.6% faster) and RTX 3080 (0.7% slower), showing that the Arc B580 competes with previous-generation high-end cards despite its mid-range positioning.

Settings Recommendations

The data supports Medium or High presets as the optimal choices for this system, depending on the target resolution. At 1080p, Medium delivers 141 FPS with a 119 FPS minimum, while High provides 105 FPS — both well above the 60 FPS threshold and suitable for high-refresh displays. The Ultra preset at 71 FPS is still playable but offers diminishing returns over High given the 34 FPS penalty.

At 1440p, Medium presents the best balance: 89 FPS average with 76 FPS minimum, ensuring smooth gameplay even in complex city-building scenes. High at 67 FPS is acceptable but leaves less headroom for frame-time spikes. Ultra drops to 45 FPS, which falls below the ideal range for this genre. The Medium preset's minimum FPS of 76 suggests the system can handle the most demanding moments without stutter.

For 4K, the recommendation is more constrained. Low at 62 FPS is the only preset that maintains 60 FPS, while Medium at 47 FPS is borderline playable. High and Ultra at 35 and 24 FPS respectively are not recommended for a smooth experience. Given the city-building genre's emphasis on readability and zoomed-out views, the visual trade-offs at Low may be acceptable for 4K users, but 1440p Medium is the sweet spot for this configuration.

The measured minimum FPS data for Medium presets — 119 at 1080p, 76 at 1440p, and 40 at 4K — provides insight into frame-time consistency. The 1440p Medium result shows only a 13 FPS gap between average and minimum, indicating stable performance. In contrast, 4K Medium's 7 FPS gap between average (47) and minimum (40) suggests occasional dips that could impact gameplay in dense city layouts.

Measured FPS Breakdown

At 1920x1080, the system produces its highest frame rates across all presets. Low settings achieve 184 FPS, Medium reaches 141 FPS (with a 119 FPS minimum and 162 FPS maximum), High delivers 105 FPS, and Ultra manages 71 FPS. The spread between Low and Ultra is 113 FPS, representing a 61% performance difference. These numbers indicate that 1080p is well within the system's comfort zone, with even Ultra settings providing smooth gameplay.

At 2560x1440, the performance scales down proportionally. Low settings deliver 117 FPS, Medium averages 89 FPS (with 76 FPS minimum and 103 FPS maximum), High produces 67 FPS, and Ultra drops to 45 FPS. The gap between Low and Ultra widens to 72 FPS, showing that the GPU's workload increases significantly at this resolution. The Medium preset's minimum FPS of 76 ensures consistent performance, while High's 67 FPS average leaves less margin for demanding scenes.

At 3840x2160, the system's limitations become evident. Low settings average 62 FPS, Medium drops to 47 FPS (with a 40 FPS minimum and 54 FPS maximum), High falls to 35 FPS, and Ultra bottoms out at 24 FPS. The difference between Low and Ultra at 4K is 38 FPS, a 61% reduction. The Medium preset's minimum FPS of 40 suggests that even the mid-range settings can cause noticeable stutter in complex scenes, making Low the only consistently smooth option at this resolution.

Comparing across resolutions, the 1080p to 1440p transition costs roughly 36-38% performance across all presets, while the 1440p to 4K transition costs an additional 48-50%. This non-linear scaling reflects the GPU's memory bandwidth limitations as pixel throughput demands increase. The Medium preset shows the most consistent frame-time behavior, with minimum FPS values that stay within 14% of the average across all resolutions.

CPU Role

The AMD Ryzen 5 8400F provides robust processing power that does not bottleneck the Arc B580 in Steamworld Build. With 6 cores, 12 threads, and a 4.70 GHz boost clock, the CPU's Zen 4 architecture delivers strong single-threaded performance — evidenced by a Cinebench R23 single-core score of 2,943 and a 3DMark single-thread score of 951. The 16 MB shared L3 cache and 83.2 GB/s dual-channel DDR5 memory bandwidth ensure the GPU receives data without starvation.

The CPU's multi-threaded capabilities are equally solid, with a Cinebench R23 multi-core score of 20,851 and a Passmark multi-thread score of 24,389. The 3DMark 16-thread score of 6,091 and max-thread score of 6,165 show that the 12 threads scale effectively under load. In Steamworld Build, a city builder that typically uses fewer threads, the CPU's strong single-core performance is the key asset, allowing high frame rates even at 1080p where the GPU is not the bottleneck.

The CPU's average benchmark score of 25,005 places it in the 77th percentile of all CPUs, with nearest rivals including the AMD Ryzen 5 7500F (0.2% faster), Intel Core i7-11850H (0.3% slower), and Intel Core i7-13620H (0.4% slower). This tight grouping shows that the 8400F performs essentially identically to its closest competitors, with deltas under 0.5%. The EPYC 9474F is 0.4% faster, but that server chip is not relevant for gaming comparisons.

The 65 W TDP and 4 nm process node indicate efficient power delivery, allowing sustained boost clocks without thermal throttling. The CPU's 4.20 GHz base clock provides a solid baseline, while the 4.70 GHz boost ensures responsive performance in single-threaded tasks. The Passmark single-thread score of 3,685 confirms strong per-core performance, which is critical for maintaining high frame rates in simulation-heavy game genres like city builders.

The data clearly shows that the Ryzen 5 8400F is not the limiting component in any tested configuration. Even at 1080p Low where the GPU produces 184 FPS, the CPU maintains high frame delivery, and the 119 FPS minimum at 1080p Medium demonstrates consistent processing headroom. The CPU's performance is sufficient to feed the GPU at all settings and resolutions tested, making the Arc B580 the sole determinant of frame rates in this configuration.