Rust

FAQ

Q: What is the AMD Ryzen 7 5700's architecture and process node?

A: The AMD Ryzen 7 5700 uses the Zen 3 architecture, codenamed Cezanne, built on a 7 nm process at TSMC. It packs 10,700 million transistors on a 180 mm² die.

Q: What is the CPU's memory support and PCIe configuration?

A: The chip supports dual-channel DDR4 memory with a bandwidth of 51.2 GB/s and ECC memory support. The CPU provides PCIe Gen 3 with 20 lanes for the CPU itself.

Q: What are the integrated graphics specifications?

A: This processor does not include integrated graphics. A discrete GPU is required for display output.

Q: What is the CPU's cache layout?

A: The cache consists of 64 KB L1 and 512 KB L2 per core, plus a 16 MB shared L3 cache.

Q: What is the GPU's memory configuration and bandwidth?

A: The AMD Radeon RX 580 ships with 8 GB of GDDR5 memory on a 256-bit bus, delivering 256.0 GB/s of bandwidth.

Q: What is the GPU's thermal design power (TDP) and recommended power supply?

A: The graphics card has a 185 W TDP and requires a dual-slot cooler with a single 8-pin power connector. The suggested power supply is 450 W.

CPU and GPU Roles

For Rust, the CPU and GPU split responsibilities distinctly. The AMD Ryzen 7 5700 with 8 cores and 16 threads processes game logic, AI, and simulation systems. The RX 580's 2304 shading units handle rendering tasks like terrain tessellation, texture filtering, and post-processing. At lower resolutions, the CPU can often feed frames fast enough, but at higher resolutions the GPU's rendering throughput becomes the limiting factor.

The data shows a clear pattern. At 1920x1080 with Low settings, the RX 580 manages 76.2 FPS, the only combination in the entire measurement set that clears the 60 FPS playability threshold. The CPU's strong single-thread score of 1907 in Geekbench and 293 in Cinebench R15 single-core gives it enough headroom to drive the GPU at modest resolutions. However, stepping up to Medium settings at 1080p drops to 51.9 FPS, and High settings to 43.2 FPS, both below the 60 FPS mark. The gap between Low and High at this resolution is about 33 FPS: that is the cost of the higher-detail geometry, shadows, and draw distance.

At 2560x1440, the CPU/GPU balance shifts. High settings yield 26.7 FPS, Medium 35.8 FPS, and Low 48.9 FPS. The GPU's 256-bit memory bus and 6.175 TFLOPS FP32 throughput become the bottleneck: even at Low settings the data cannot render at the pace the CPU can feed it. The gap between Low and High at this resolution is roughly 22 FPS.

At 3840x2160, the RX 580 is decisively the limiting component. Medium settings run at 20.6 FPS, Low at 30.1 FPS, and High at 16.9 FPS. The 4K Ultra preset sinks to 13.3 FPS. The 4K workload is far beyond what the 580's 2304 shaders can handle in a survival title with dense foliage and complex lighting.

Measured FPS Breakdown

3840x2160

• High: 16.9 avg
• Low: 30.1 avg
• Medium: 20.6 avg
• Ultra: 13.3 avg

At 4K, no preset reaches the playable 60 FPS threshold. The best result is Low at 30.1 FPS, which is still only half of the target. The RX 580 cannot sustain a playable framerate at this resolution in Rust.

2560x1440

• High: 26.7 avg
• Low: 48.9 avg
• Medium: 35.8 avg
• Ultra: 21.6 avg

At 1440p, Low is the only setting that approaches playability at 48.9 FPS, but it still misses the 60 FPS mark by a significant margin. Medium drops to 35.8, and High to 26.7. The gap between Low and Medium of roughly 13 FPS shows how quickly the GPU's rendering budget is consumed by the added effects.

1920x1080

• High: 43.2 avg
• Low: 76.2 avg
• Medium: 51.9 avg
• Ultra: 30.7 avg

At 1080p, the combination finally produces a playable result, but only at Low settings with 76.2 FPS. Medium drops to 51.9 FPS, which is below the playable threshold. High is 43.2 FPS, and Ultra is 30.7 FPS. The scaling from Low to Medium is a 24.3 FPS loss, and from Medium to High a further 8.7 FPS loss.

The Verdict

Can this PC run Rust? The measured data says: only at 1080p with Low presets. The 76.2 FPS average at these settings clears the 60 FPS playable threshold with a comfortable 16 FPS margin. At any higher setting or higher resolution, the system falls below 60 FPS. At 1440p, even Low only averages 48.9 FPS, which is below playable. At 4K, the best case is Low at 30.1 FPS, a 50% deficit. The verdict by resolution: 1920x1080 is playable only on Low. 2560x1440 is not playable at any quality setting. 3840x2160 is not playable at any quality setting.

Similar Performance Alternatives

From the CPU side, the nearest rival is the Intel Xeon D-2752TER with a benchmark average score of 25530, a delta of -0.1% from the Ryzen 7 5700. That difference is within the margin of run-to-run variance, so these two CPUs behave effectively identically in gaming workloads. The AMD Ryzen 5 7640U scores 25485 (0.1% delta), and the AMD Ryzen 5 6600H scores 25550 (-0.1% delta). The Ryzen 7 5825U at 25446 (0.3% delta) is also essentially equivalent. All of these CPUs will feed a GPU at the same rate in Rust's CPU-bound scenes.

On the GPU side, the nearest rival is the NVIDIA GeForce RTX 3050 Mobile with a benchmark delta of -0.1% (12940 avg), effectively a tie. The NVIDIA GeForce GTX 1660 SUPER (12986 avg, -0.4% delta) and the AMD Radeon 740M (12870 avg, 0.5% delta) are also comparable. The data shows that swapping the RX 580 for any of these would not move the playability verdict at any resolution: the bottleneck at 1080p Low is not the GPU, but the CPU, and at higher resolutions all of these cards are too far from 60 FPS regardless.

How This Combo Ranks

Against the 3723 combos in the database, this pairing of the Ryzen 7 5700 and the RX 580 ranks in at position 3390. That places it in the lower half of tested combinations, but still within the range that can handle the game at the 1080p Low preset. The percentile vs all GPUs is 78, meaning it outperforms 78% of all tested GPU/CPU pairs in the database. The average benchmark for the combo is 25517.

Optimal Settings per Resolution

At 1920x1080, the only setting that keeps the average at or above 60 FPS is Low, which produces 76.2 FPS average. The Low preset is the most demanding setting that remains playable, so it is the recommended one. Medium drops to 51.9 FPS, High to 43.2, and Ultra to 30.7, none of which hit the 60 FPS playability mark.

At 2560x1440, no preset reaches 60 FPS. The closest is Low at 48.9 FPS, a 27 FPS deficit. Medium (35.8), High (26.7), and Ultra (21.6) all fall further behind. The card does not have the bandwidth for this resolution.

At 3840x2160, the GPU is the limiting factor. Low at 30.1 FPS is the best, but it is exactly half of the playable threshold. Medium (20.6), High (16.9), and Ultra (13.3) all stay far below. This is a no-go zone for the RX 580.