Rust

The Ryzen 7 7800X3D pairs an eight-core, 16-thread Zen 4 Raphael CPU (base 4.20 GHz, boost 5.00 GHz) with a 6 GB GDDR6 GTX 1660 Ti on the Turing architecture. In Rust, this combination lands at rank 3188 out of 3723 tested combos, placing it in the bottom league of setups. The CPU itself is a top-tier part — its benchmark average sits in the 83rd percentile of all CPUs — while the GPU's average score places it at the 41st percentile. The data consistently shows the GTX 1660 Ti as the limiting factor, with frame rates that degrade sharply as resolution rises.

CPU Role

This CPU is built for heavy threaded work. The 8-core / 16-thread Ryzen 7 7800X3D clocks at a base of 4.20 GHz and boosts to 5.00 GHz, backed by a 96 MB shared L3 cache, which proves beneficial for games that rely on fast cache hits. Benchmarks confirm its strength: a PassMark multi-thread score of 34,293, a Cinebench R23 multi-core result of 16,817, and a Geekbench single-core score of 2,426. On single-thread tasks, it reaches 959 in 3DMark and 3,759 in PassMark's single-thread test. These numbers put it among the top tier of desktop CPUs, and its average benchmark score of 33,079 places it within 0.4% of the AMD Ryzen 9 PRO 6950H (score 33,201) and exactly tied with the AMD Ryzen 7 8700G, Intel Core i7-13650HX, and AMD Ryzen 7 7745HX (scores 33,089–33,091). In short, the CPU is not the limiting factor here.

Rust is a CPU-light survival title compared to fully-simulated games, but the substantial L2 and L3 caches matter for large servers. The data suggest that the CPU can comfortably feed frame rates far beyond what the GTX 1660 Ti delivers. Even at 1080p Low, where the CPU usually sees its highest load, the GPU still can’t push past its memory bandwidth and shader limit. The 120W TDP and Socket AM5 base are standard for this class, and the PCIe Gen5 interface is a future-proof addition, though current PCIe 3.0 from the GTX 1660 Ti doesn’t leverage it. The CPU’s 16 threads and 5.00 GHz boost clock produce high single-thread performance, as seen in the 3DMark single thread score of 959 and PassMark single-thread 3,759, which directly translate into stable frame pacing in a game like Rust that relies heavily on physics and world updates.

How This Combo Ranks

The combination occupies rank 3,188 out of 3,723 combos in the database, placing it in the bottom 14% of all tested systems. This ranking is heavily influenced by the GPU, since the CPU ranks well above the 50th percentile. A rank of 3,188 means that about 85% of all tested combos achieve higher average frames per second in Rust. This is a clear sign that the GPU is the primary constraint, not the CPU. The data point is measured, not estimated, so the combo’s placement is reliable.

When comparing the two components, the CPU’s average benchmark score of 33,079 exceeds the GPU’s average of 7,723. The GPU’s percentile of 41 places it below the midpoint, confirming it is a mid-to-low-range part. The combination of a top-tier CPU and a lower-tier GPU results in a system that is heavily unbalanced for Rust’s GPU-bound environment. For reference, the CPU’s nearest rival (the Ryzen 7 8700G) matches it in average score, while the GPU’s nearest rival (the Radeon 540) is within 0.7% (average 7,673 vs. 7,723), showing the GPU is only slightly better than entry-level parts. This ranking suggests that upgrading the GPU alone would drastically shift the combo up the list.

Resolution Scaling

Frame rates scale predictably with resolution, but the drops reveal the GPU bottleneck. At Low settings, the average FPS goes from 6 at 1080p to 7 at 1440p to 3 at 4K. That’s a 49% drop from 1080p to 1440p, and another 42% drop from 1440p to 4K. A perfect inverse relationship with pixel count would see a 4x slowdown from 1080p to 4K. The actual drop is 51% from 1080p to 4K for Low settings (106 to 43), meaning the scaling is sub-linear — the GPU is not entirely saturated.

The same pattern holds for Medium, High, and Ultra. At Ultra, 1080p gives 46 FPS, 1440p gives 31, and 4K gives 19 —. The largest drop per resolution step is about 45%. This indicates that while the GPU is the bottleneck at every resolution, it isn’t completely overloaded at 1080p, where the CPU still has headroom. The narrowing of the gap between resolutions at higher settings suggests that the fixed cost of shader work grows with resolution, but low resolutions don't strictly saturate the GPU. The linear scaling of approximately 40-45% per resolution increment points to a GPU that hits its pixel throughput limit gradually, rather than sharply. This behavior is typical of a GTX-class GPU: its 5.4 TFLOPS and 84.9 GPixel/s output are the main limits.

Measured FPS Breakdown

The database contains six measurement points at each of the four quality presets, across 1080p, 1440p, and 4K. The data is complete for Low, Medium, High, and Ultra.

• 1080p (1920x1080): Low yields a 106 FPS average. Medium drops to 71 FPS (min 60, max 79). High reaches 60 FPS. Ultra gives 46 FPS. The min/max values for Medium are consistent with a slightly smoother experience than the large temp spikes.
• 1440p (2560x1440): Low delivers 73 FPS. Medium falls to 41 FPS (min 42, max 61). High holds 41 FPS. Ultra drops to 31.
• 2160p (3840x2160): Low provides 43 FPS. Medium gives 29 FPS (min 25, max 33). High gets 24 FPS. Ultra bottoms out at 19 FPS.

No min/max data is listed for Low, High, or Ultra presets, so the reliability during stress is only documented for Medium settings. At 1080p Low, the 106 FPS is the only number above 100. All other 1080p presets are below 71. At 1440p, the best experience is Low with 73 FPS, but Medium only yields 41, which might cause stutter during heavy scenes. At 4K, the best is Low with 43, but that’s borderline playable for a survival game that requires fast reactions.

The data shows a clear trend: to reach a 60 FPS baseline, the user must choose 1080p Low or Medium. At 1080p High, the 60 FPS mark is exactly hit, but any dip below that average puts the game at 60 FPS. At 1440p, Low achieves 73, but moving to Medium drops below 42. At 4K, even Low stays below 60, so 4K is not a viable target.

GPU Role

The GTX 1660 Ti is an NVIDIA Turing part on the TU116 chip. It has 1,536 shading units, 48 ROPs, and a base clock of 1500 MHz with a boost to 1770 MHz. The 6 GB GDDR6 memory runs at 1500 MHz (12 Gbps effective) with a 192-bit bus, delivering 288.0 GB/s bandwidth. Its FP32 throughput is 5.437 TFLOPS. In raw benchmark performance, it scores 12,871 in PassMark’s G3D and 5,226 in GPU compute. That yields an average score of 7,723, which places it at the 41st percentile of all GPUs — meaning roughly 59% of GPUs are faster. Its nearest rivals are the AMD Radeon 540 (avg 7,673, 0.7% lower) and Intel Arc A310 (avg 7,550, 2.3% lower), showing the 1660 Ti's performance level is just entry-level in today’s landscape.

The GPU’s frame rate averages align with its benchmark position. The 1080pLow at 106 FPS is the only time when it exceeds 100 FPS, and that is on low settings. At 4K, the GPU can’t even produce 50 FPS at any setting. The VRAM capacity of 6 GB is likely a minor factor at 4K Ultra textures, which may cause extra swapping, but the 288 GB/s bandwidth is the main limit. The GPU’s TDP of 120 W, dual-slot design, and 1x8-pin power connector match a mid-range card. Its launch MSRP was $279. Overall, the GTX 1660 Ti holds 44% of the CPU’s performance percentile, confirming that it is the primary limit to this combo’s results in Rust.

FAQ

Q: What is the average frame rate at 1920x1080 Low settings?

A: The measured average is 46 FPS at 1080p Low, which is the highest FPS recorded for any setting.

Q: How does the combination rank among all tested in Rust?

A: The combo ranks 3,188 out of 3,722 combinations, meaning about 85% of systems perform better.

Q: Is the CPU or the GPU the bottleneck at 1440p?

A: The GPU is the notable bottleneck. In 1440p Low average is 73 FPS, but the CPU can far exceed that on its own. The GPU’s percentile of 41 and its benchmark scores suggest it starts to limit above 60.

Q: What is the FPS difference between Medium and High at 1080p?

A: At 1080p Medium, the measured average is 71 FPS (min 60, max 79). At High it drops to 60 FPS. That’s an 11 FPS difference.

Q: Is 4K playable?

A: No setting at 3840x2160 reaches 60 FPS. The best is Low at 43 FPS, with Medium at 29 FPS.

Q: How does this GPU compare to its nearest benchmark rival?

A: The GTX 1660 Ti (avg 7,723) is 0.7% ahead of the AMD Radeon 540 (avg 7,673) and 2.3% ahead of the Arc A310 (avg 7,550).

Settings Recommendations

The measured data points to a clear, basic rule: play at 1080p for a frame rate above 60. At 1920x1080, both Low and Medium deliver over 60 FPS (106 and 71 respectively), while High averaged exactly 60. For the smoothest, most stable experience, Low provides the highest headroom, but if you want better visuals and slightly smoother rate variability, Medium with a minimum of 60 ensures no dips below 60 (min 60 exactly). Ultra at 1080p drops to 46, which is playable but not ideal for a fast-paced response.

At 2560x1440, simple Low yields 73, but Medium falls to 41. The difference is dramatic; you’ll want to keep to Low if you prioritize average frame rates over 60, or accept a High 41+ that is inconsistent. Since the min/max data for Medium at 1440p shows a minimum of 42 FPS, it’s safe to use Medium, but it won’t maintain 60. Ultra 1440p at 31 is not recommended because action scenes will sooner or later drop below 30.

At 4K, even Low only builds 43 FPS, and Medium at 29 is not advisable. Therefore, the most balanced experience combining visuals and performance is 1920x1080 with Medium presets, which presents 71 FPS with a floor at 60 — although if you want to ensure absolute smoothness with minimal but high visual quality, 1080p Low presents 106 FPS. For users with 1440p panels, Low is the best practical preset per row. There is no preset that pushes 4K to 60, so 4K is not a recommended setup for this combo.

For quantity of measured rows, the choice is unanimous: if 60 FPS is the target, the system hits that only at 1080p Low or Medium. High does at 60, but without min/max we cannot guarantee dips. Medium ensures a 60 floor at 1080p. For the best entrance between smoothness and visual detail while using the measured data, 1080p Medium stands out as the one option that meets a 60-hour immersive baseline with a lock.