Rust

The AMD Ryzen 5 4600G paired with the AMD Radeon RX 570 presents a specific performance profile in Rust, a survival title known for its demanding simulation and rendering load. The measured data reveals a system that is heavily constrained by the graphics card, particularly at higher resolutions, while the six-core processor provides adequate headroom for the game's threaded workloads. This analysis breaks down the measured frames per second (FPS) across resolutions and settings, interpreting what the numbers indicate about component roles and overall system balance.

Resolution Scaling

The FPS drop from 1080p to 4K is steep and consistent across all settings, clearly identifying the GPU as the primary bottleneck. At Low settings, the average frame rate falls from 66 FPS at 1920x1080 to 46 FPS at 2560x1440, a reduction of 20 FPS, and then further down to 27 FPS at 3840x2160. This represents a 59% decrease in average FPS from 1080p to 4K. The pattern is similar on High settings, where the average drops from 38 FPS at 1080p to 26 FPS at 1440p and finally to 15 FPS at 4K.

This scaling behavior indicates that the RX 570's rendering throughput is the limiting factor. As the pixel count increases from roughly 2 million at 1080p to over 8 million at 4K, the GPU's fill rate and shading units are overwhelmed. The 4 GB of VRAM may also contribute to the severe drop at 4K, as the frame buffer demands exceed the available memory capacity. The data shows that 1080p is the only resolution where the combo approaches playable frame rates, with 1440p being marginal at best and 4K being effectively unplayable for smooth gameplay. The CPU's role in this scaling is minimal, as the consistent FPS deltas between resolutions point almost exclusively to GPU limitations, not processing power.

GPU Role

The AMD Radeon RX 570, built on the GCN 4.0 architecture with a Polaris 20 chip, is the decisive component in this system's Rust performance. Its specifications include 2048 shading units, 128 texture mapping units, and 32 ROPs, with a base clock of 1168 MHz and a boost clock of 1244 MHz. The 4 GB of GDDR5 memory on a 256-bit bus provides a bandwidth of 224.0 GB/s, which is a critical resource for texture-heavy scenes common in Rust.

The benchmark data shows that the GPU's raw compute power, rated at 5.095 TFLOPS for FP32, is insufficient for high-resolution rendering. At 4K Ultra, the average FPS drops to 12, a figure that highlights the card's inability to handle the combined load of high pixel count and maximum graphical effects. Even at 1080p, the card's limits are evident: the jump from Low to Ultra settings reduces the average FPS from 66 to 29. This 37 FPS gap demonstrates that while the card can manage a smooth experience at low graphical loads, it struggles as settings increase.

The GPU's percentile rank of 74 against all tested GPUs places it in the upper-middle tier of hardware, but its nearest rivals in benchmark scores include the AMD Radeon RX 470 and the NVIDIA Quadro RTX 8000, showing that its performance niche is well-established. For Rust specifically, the measured FPS indicates the card is best suited for 1080p gaming with moderate settings, where it can maintain an average above 40 FPS. The VRAM capacity of 4 GB is a particular concern for Rust, as the game's large open-world environments and building structures can consume significant memory, potentially leading to texture pop-in or stuttering at higher resolutions.

CPU Role

The AMD Ryzen 5 4600G provides a solid foundation for Rust's multi-threaded simulation logic, but its influence on the measured FPS is secondary to the GPU. This processor features 6 cores and 12 threads, based on the Zen 2 architecture, with a base clock of 3.70 GHz and a boost clock of 4.20 GHz. The 8 MB of shared L3 cache is modest by modern standards, but the CPU's benchmark scores suggest it can handle the game's processing demands without becoming the primary constraint.

In multi-threaded workloads, the CPU scores 13,593 in Cinebench R23 multicore and 5,709 in Cinebench R20 multicore, indicating robust parallel performance. The 3DMark 16-thread score of 4,863 further confirms its capability in threaded scenarios. Given that Rust's server-side and client-side simulation often utilizes multiple cores, the 6-core/12-thread configuration is well-matched to the game's requirements. However, the single-thread performance, with a Cinebench R23 single-core score of 1,919, is less impressive but still adequate for the game's main thread.

The data shows that at 1080p Low, the average FPS is 66, which is likely near the CPU's maximum output for this game. If the CPU were the bottleneck, we would expect similar FPS across different resolutions at the same settings, but the significant drops from 1080p to 1440p and 4K confirm that the GPU is the limiting factor. The CPU's percentile rank of 71 against all CPUs places it above average, and its nearest rivals include the Intel Core i3-14100T and AMD Ryzen 3 8300GE, showing it competes favorably in its class. For this game, the CPU provides enough headroom to feed the GPU at lower resolutions, but it does not compensate for the GPU's limitations at higher settings.

FAQ

Q: Can this combo run Rust at 1080p with playable frame rates?

A: Yes, at 1080p with Low settings, the average FPS is 66, which is smooth and playable. On Medium settings, the average drops to 44 FPS, still acceptable for most players, while High settings yield 38 FPS and Ultra drops to 29 FPS.

Q: What is the best resolution for this system in Rust?

A: Based on the measured data, 1920x1080 is the only resolution where the average FPS consistently exceeds 30 across all settings. At 2560x1440, only Low settings achieve an average above 40 FPS (46 FPS), while Medium and High fall to 31 and 26 FPS respectively.

Q: How does the GPU's VRAM affect performance at 4K?

A: The 4 GB of GDDR5 memory on the RX 570 is likely insufficient for 4K rendering. The measured average FPS at 4K ranges from 27 on Low to 12 on Ultra, indicating that the memory capacity and bandwidth are overwhelmed by the high pixel count and texture demands.

Q: Is the CPU a bottleneck in this game?

A: No, the data indicates the GPU is the bottleneck. The FPS drops significantly as resolution increases from 1080p to 4K, which is a classic sign of GPU limitation. The CPU's multi-threaded scores, such as 13,593 in Cinebench R23 multicore, suggest it has sufficient processing power for Rust's simulation.

Q: What is the performance difference between Low and Ultra settings at 1440p?

A: At 2560x1440, the average FPS on Low is 46, while on Ultra it drops to 20. This represents a 26 FPS difference, showing that the GPU's shading units and ROPs are heavily taxed by the higher graphical fidelity.

Q: How does this combo rank among all tested combinations?

A: The combo rank is 3,553 out of 3,723 tested combos, placing it in the lower percentile. This reflects the GPU's age and limited VRAM, which restricts performance in demanding titles like Rust at higher resolutions.

How This Combo Ranks

The AMD Ryzen 5 4600G and AMD Radeon RX 570 combination ranks 3,553 out of 3,723 tested combos in Rust, placing it in the bottom 5% of all configurations. This low ranking is primarily attributable to the GPU's performance ceiling, as the CPU is relatively capable with a percentile rank of 71 against all CPUs. The GPU's percentile rank of 74 against all GPUs is slightly higher, but its 4 GB VRAM and 2017-era architecture limit its effectiveness in a game that has evolved to demand more graphics resources.

The measured FPS data confirms this ranking. At 1080p Low, the combo achieves an average of 66 FPS, which is competitive with older hardware but falls short of modern mid-range systems. The RX 570's nearest rivals in benchmark scores, such as the AMD Radeon RX 470 and AMD Radeon RX 6800M, show that the card's compute performance is in a specific range, but its memory limitations are not captured in those synthetic benchmarks. In real-world Rust testing, the 4 GB VRAM becomes a liability at higher resolutions, contributing to the low overall rank.

The CPU's performance relative to its rivals, such as the AMD Ryzen 3 PRO 5355GE with a delta of 0.1% and the Intel Core 7 150U with a delta of 0.6%, indicates that it is well-matched to its class. However, this does not boost the combo's rank because the GPU is the limiting factor. For users seeking a better experience in Rust, upgrading the GPU would yield more significant gains than upgrading the CPU, based on the measured bottleneck pattern.

Settings Recommendations

For the best experience on this hardware, the data suggests prioritizing resolution over graphical fidelity. At 1920x1080, the Low preset delivers an average of 66 FPS, which is the highest measured frame rate for this combo. This setting is recommended for competitive play or for maintaining smooth frame rates in busy scenes with multiple players and structures. The Medium preset at 1080p yields 44 FPS average, with a minimum of 38 FPS, which is still playable and offers a visual improvement over Low.

At 2560x1440, only the Low preset provides a playable experience with an average of 46 FPS. The Medium preset drops to 31 FPS average with a minimum of 26 FPS, which may be acceptable for less demanding situations but could cause noticeable stuttering in combat or large bases. High and Ultra settings at 1440p produce averages of 26 and 20 FPS respectively, which are below the threshold for smooth gameplay.

The 4K resolution is not recommended for this combo, as even the Low preset only achieves an average of 27 FPS, which is borderline unplayable. The Ultra preset at 4K drops to 12 FPS average, making it unsuitable for any gameplay. For the best balance of visual quality and performance, the Medium preset at 1080p offers a compromise, but the Low preset at 1080p is the only configuration that consistently maintains high frame rates.

Measured FPS Breakdown

The measured FPS data provides a detailed view of the combo's performance across all tested configurations. At 1920x1080, the Low preset achieves an average of 66 FPS, the highest of any setting. The Medium preset averages 44 FPS with a minimum of 38 FPS and a maximum of 51 FPS, indicating some variability in performance. High settings average 38 FPS, while Ultra drops to 29 FPS.

At 2560x1440, the Low preset averages 46 FPS, a significant drop from the 1080p Low figure. Medium settings average 31 FPS with a minimum of 26 FPS and a maximum of 35 FPS, showing a tighter performance band but at lower overall frame rates. High settings average 26 FPS, and Ultra drops to 20 FPS.

At 3840x2160, the performance degrades substantially. Low settings average 27 FPS, Medium averages 18 FPS with a minimum of 15 FPS and a maximum of 21 FPS, High averages 15 FPS, and Ultra averages 12 FPS. These figures highlight the GPU's inability to handle 4K rendering, with even the lowest settings failing to reach 30 FPS. The data shows a clear trend: 1080p is the only resolution where the combo can maintain playable frame rates across all settings, and even there, Ultra settings are marginal.