Rust

The AMD Ryzen 7 9800X3D is a desktop processor built on the Zen 5 architecture, codenamed Granite Ridge, and manufactured on a 4 nm process. It offers 8 cores and 16 threads, with a base clock of 4.70 GHz and a boost clock of 5.20 GHz. This combination positions it as a high-end CPU, ranking in the 90th percentile among all CPUs, with an average benchmark score of 37780. In Rust, this processor’s capabilities are largely untapped at higher resolutions because the graphics card becomes the primary constraint; however, at 1080p with Low settings, the CPU’s strength helps push frame rates to 68.9 FPS, the highest measured average in the dataset.

The CPU’s 96 MB of shared L3 cache and 8,315 million transistors are substantial, but the benchmark results in Rust show a stark drop-off when graphical load increases. The processor’s nearest rivals, such as the Intel Core i5-13600KF and Intel Core i9-13900HK, have average scores that are 0.7% and 0.6% lower, respectively, indicating the 9800X3D is competitive but not dominant in synthetic tests. For Rust, the CPU’s role is to maintain a baseline of performance; it does so admirably at 1080p Low, but the measured FPS across all settings and resolutions suggests that the GPU is the limiting factor in most scenarios. The Ryzen 7 9800X3D supports DDR5 memory with a dual-channel bus and 89.6 GB/s of bandwidth, which helps with data-heavy tasks, yet the game’s engine appears more sensitive to pixel throughput than core count. With 16 threads, the CPU can handle Rust’s background simulation, but the 12.7 FPS at 4K High indicates that even a top-tier processor cannot overcome a weak graphics solution.

Settings Recommendations

The measured FPS rows provide a clear hierarchy for playing Rust with this combination. At 1080p, the Low preset delivers an average of 68.9 FPS, which is the only settings level that approaches smooth gameplay, while Medium drops to 46.8 FPS, High to 34.5 FPS, and Ultra to 29.6 FPS. The data suggests that Low is the only viable option for a responsive experience at 1080p, as it offers a 47% improvement over Medium (68.9 vs. 46.8 FPS). At 1440p, Low produces 44 FPS, which is playable but not ideal, while Medium falls to 32 FPS and High to 27 FPS. The 4K results are uniformly poor, with Low achieving 26.4 FPS and all other presets dropping below 16 FPS; Ultra is nearly unplayable at 10.3 FPS.

For the best experience per the measured rows, the recommendation is to use the Low preset at 1920x1080. This configuration yields an average FPS of 68.9, which is more than double the 29.6 FPS seen at Ultra. The gap between Low and Medium at 1080p is 22.1 FPS, indicating that the graphical upgrades from Medium to High or Ultra come at a steep performance cost without a corresponding playability benefit. At 1440p, the Low preset is still the best choice, but the 44 FPS average is below the 60 FPS threshold many players prefer, so users should expect some compromise. The data shows no scenario where High or Ultra provides an acceptable frame rate above 35 FPS, so those presets should be avoided entirely with this hardware. In summary, Low at 1080p is the only setting that balances the CPU’s potential with the GPU’s limitations, delivering a frame rate that is 133% higher than Ultra at the same resolution.

Resolution Scaling

The FPS drop from 1080p to 4K is severe and reveals the bottleneck. At Low settings, the average FPS falls from 68.9 at 1080p to 44 at 1440p, a reduction of 36%, and then to 26.4 at 4K, a further drop of 40% from 1440p. This steep scaling indicates that the NVIDIA GeForce GTX 1650 is the limiting component, as the CPU’s performance remains constant across resolutions. The GTX 1650 has 4 GB of GDDR5 memory and a 128-bit bus, providing 128.1 GB/s of bandwidth; at 4K, this memory capacity and bandwidth are insufficient, causing frame rates to plummet. For High settings, the trend is even more pronounced: 34.5 FPS at 1080p drops to 27 FPS at 1440p and then to 12.7 FPS at 4K. The 4K High result is 63% lower than the 1080p High result, demonstrating that the GPU’s pixel rate of 53.28 GPixel/s and texture rate of 93.24 GTexel/s cannot handle the increased workload.

The data shows that the Ryzen 7 9800X3D is not the constraint at higher resolutions. If the CPU were limiting, the FPS would remain relatively flat across resolutions, but the consistent decline—from 68.9 to 44 to 26.4 at Low—points squarely at the GPU. The GTX 1650’s 2.984 TFLOPS of FP32 performance and 896 shading units are simply not enough for 4K rendering in Rust. At 1080p, the CPU has more headroom, allowing the GPU to reach its maximum output, but even then, the 68.9 FPS at Low is modest. The scaling pattern suggests that players should stay at 1080p to get the most out of the CPU; at 4K, the average FPS never exceeds 26.4, which is below playable thresholds. This resolution scaling analysis confirms that the GTX 1650 is the primary limiter, and the CPU’s 90th percentile ranking does little to mitigate the GPU’s 43rd percentile standing.

FAQ

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

A: The measured data shows that 1920x1080 with Low settings yields the highest average FPS of 68.9. At 1440p, the best result drops to 44 FPS on Low, while 4K never exceeds 26.4 FPS on any preset, making 1080p the only practical choice.

Q: How does the Ryzen 7 9800X3D compare to its nearest rivals?

A: The 9800X3D has an average benchmark score of 37780, which is 0.1% lower than the Intel Xeon 6353P and 0.6% lower than the Intel Core i9-13900HK. It outperforms the Intel Core i5-13600KF by 0.7%, showing that it is competitive but not the fastest in its class.

Q: Why does the GTX 1650 struggle at 4K in Rust?

A: The GTX 1650 has 4 GB of GDDR5 memory and a 128-bit bus, offering 128.1 GB/s of bandwidth. At 3840x2160, the memory capacity and bandwidth are insufficient, leading to average FPS of 26.4 on Low and 10.3 on Ultra, which are unplayable.

Q: What is the GPU’s percentile ranking and what does it mean?

A: The GTX 1650 ranks in the 43rd percentile among all GPUs, with an average benchmark score of 8713. This places it below the NVIDIA GeForce RTX 3050 A Mobile, which scores 8746, and above the NVIDIA Quadro P2200, which scores 8671.

Q: Can the CPU handle Rust’s multi-threaded workload?

A: Yes, the Ryzen 7 9800X3D has 16 threads and scores 34004 in Cinebench R23 multicore, but in Rust, the FPS at 4K High is 12.7, indicating that the GPU, not the CPU, limits performance. The CPU’s 8 cores and 16 threads are sufficient, as shown by the 68.9 FPS at 1080p Low.

Q: Is there a settings preset that provides a smooth experience?

A: Based on the data, only Low at 1080p achieves an average FPS above 60, hitting 68.9. Medium at 1080p drops to 46.8, which may be playable for some, but the data suggests Low is the only preset that consistently avoids severe frame drops.

GPU Role

The NVIDIA GeForce GTX 1650 is a Turing-architecture GPU built on a 12 nm process, featuring 4 GB of GDDR5 memory and a 128-bit memory bus. Its base clock is 1485 MHz with a boost clock of 1665 MHz, and it delivers 128.1 GB/s of memory bandwidth. These specifications place the GPU in the 43rd percentile among all GPUs, with an average benchmark score of 8713. In Rust, the GPU’s role is critical, as the measured FPS at 4K High is only 12.7, while at 1080p Low it reaches 68.9. The GTX 1650’s 896 shading units and 32 ROPs provide a pixel rate of 53.28 GPixel/s, but this is insufficient for high-resolution rendering, as shown by the steep FPS drops.

The GPU’s memory is a major limitation; with only 4 GB of VRAM, Rust at 4K likely exceeds this capacity, causing the average FPS to fall below 27 on all presets. The 128.1 GB/s bandwidth is also a bottleneck, especially compared to the CPU’s 89.6 GB/s system memory bandwidth, which suggests the GPU cannot feed data fast enough at higher resolutions. The GTX 1650’s nearest rivals include the NVIDIA GeForce RTX 3050 A Mobile, which scores 0.4% higher, and the AMD Radeon 550X, which scores 0.4% higher, indicating the GTX 1650 is at the lower end of its performance tier. In Rust, the GPU’s role is to cap frame rates; at 1080p Low, it allows the CPU to shine, but at 4K, it becomes the sole determinant of performance. The 75 W TDP and lack of power connectors make it a low-power part, but this does not compensate for its weak 2.984 TFLOPS FP32 throughput. Benchmark results indicate that the GTX 1650 is the limiting component in this pairing, as evidenced by the 63% FPS drop from 1080p High to 4K High, a clear sign that the GPU cannot scale with resolution demands.