Rust

The Intel Core i7-12700KF paired with the NVIDIA GeForce RTX 3080 Ti delivers a striking performance profile in Rust, one that shifts dramatically depending on resolution and quality preset. At 1080p, the combo produces frame rates that can exceed 200 FPS, while at 4K Ultra, it dips below 40 FPS, revealing a system that is heavily influenced by both CPU and GPU limits depending on the workload. This analysis breaks down the measured data to explain where the bottlenecks lie and how users can best configure the game.

Resolution Scaling

The FPS drop from 1080p to 4K is steep and tells a clear story about component limits. At 1080p Low, the combo achieves 224 FPS, but at 4K Low, that number falls to 91 FPS—a reduction of roughly 59%. This scaling pattern indicates that at lower resolutions, the system is not fully GPU-bound; the CPU is capable of pushing far more frames than the GPU can render at higher pixel counts. The gap between 1080p Low (224 FPS) and 1440p Low (154 FPS) is a 31% drop, while the gap between 1440p Low and 4K Low is another 41% drop, showing that the GPU becomes progressively more limiting as pixel count rises.

However, the scaling is not uniform across all settings. At Ultra quality, the drop from 1080p (96 FPS) to 1440p (66 FPS) is 31%, and from 1440p to 4K (39 FPS) is another 41%. This similarity in percentage drops across Low and Ultra suggests that Rust’s rendering load scales consistently with resolution, regardless of the quality preset. The data implies that at 1080p, the CPU is the primary limiter, as the GPU still has headroom; at 4K, the GPU is saturated, and the CPU’s high single-thread performance becomes less relevant.

The 4K Medium row shows an average of 61 FPS with a minimum of 52 FPS and a maximum of 70 FPS. This narrow band indicates that even at Medium settings, the GPU is working hard at 4K, and frame pacing is relatively stable. In contrast, the 1080p Medium row shows a much wider spread (128 to 173 FPS), which suggests that at lower resolutions, the CPU is causing more variability as it feeds the GPU with frames. The data reveals that resolution scaling in Rust is not a simple linear function; it is a complex interaction where the CPU’s 12 cores and 20 threads handle game logic efficiently, but the GPU’s 12 GB of VRAM and 912.4 GB/s bandwidth become critical at higher pixel densities.

FAQ

Q: What is the highest average FPS this combo can achieve in Rust?

A: The highest measured average FPS is 224, achieved at 1920x1080 with Low settings. This indicates that the CPU is capable of pushing very high frame rates when the GPU is not burdened with complex effects.

Q: How does the combo perform at 4K Ultra compared to 1080p Low?

A: At 4K Ultra, the average FPS is 39, while at 1080p Low it is 224. This represents an 82.6% reduction in frame rate, showing that the GPU becomes the dominant bottleneck at maximum resolution and quality.

Q: Is the CPU or GPU more limiting at 1440p Medium?

A: At 1440p Medium, the average FPS is 103, with a minimum of 88 and a maximum of 119. The spread suggests a balanced workload, but the fact that 1080p Medium yields 150 FPS indicates the GPU is starting to limit performance at 1440p.

Q: What percentile ranking does this CPU hold among all CPUs?

A: The Intel Core i7-12700KF is in the 85th percentile for all CPUs, with an average benchmark score of 35,365. This places it well above the median, though its nearest rival, the Intel Core i7-13700T, scores nearly identically with a delta of -0.1%.

Q: What is the GPU’s percentile ranking and its closest competitor?

A: The RTX 3080 Ti is in the 83rd percentile for all GPUs, with an average benchmark score of 41,187. Its nearest rival is the AMD Radeon Pro 5300, which is 0.8% faster, while the NVIDIA GeForce RTX 5070 is 2% slower.

Q: How many total combos were tested for this game, and where does this one rank?

A: This combo ranks 870th out of 3,723 tested combos in Rust. This puts it in the top 23.4% of all tested configurations, indicating strong but not elite performance relative to the full dataset.

GPU Role

The NVIDIA GeForce RTX 3080 Ti is built on the Ampere architecture with a GA102 chip, manufactured on an 8 nm process by Samsung. It has 10,240 shading units, 320 texture mapping units, and 112 raster output units, along with 80 ray tracing cores and 320 tensor cores. The GPU’s memory subsystem is particularly robust: 12 GB of GDDR6X on a 384-bit bus, delivering 912.4 GB/s of bandwidth. This memory configuration is crucial for Rust, which is known for its large, persistent world and high-resolution textures; the data shows that at 4K Ultra, the combo only manages 39 FPS, likely due to the GPU’s pixel fill rate and shading capacity being saturated.

The GPU’s clocks are 1365 MHz base and 1665 MHz boost, with memory running at 1188 MHz (19 Gbps effective). These clocks are moderate for a high-end card, but the sheer number of cores compensates. The FP32 performance is 34.10 TFLOPS, and the texture rate is 532.8 GTexel/s, which explains why the card handles 1440p High at 87 FPS without breaking a sweat. However, the jump to 4K reduces performance by about 40% at every setting level, indicating that the GPU’s raw compute is the limiting factor at that resolution.

The measured data shows that at 1080p Low, the GPU is not fully utilized, as the CPU can feed it enough data to reach 224 FPS. At 4K Low, the FPS drops to 91, which is a 59% reduction—this aligns with the GPU being the primary bottleneck. The RTX 3080 Ti’s 12 GB VRAM is sufficient for Rust at 4K, as the game does not appear to exceed this capacity based on the stable frame rates, but the compute load is what causes the drop. The GPU’s percentile rank of 83% and its nearest rival, the AMD Radeon Pro 5300 (0.8% faster), suggest that while this is a strong card, it is not at the absolute top of the hierarchy, and newer cards like the RTX 5070 are only 2% slower in synthetic benchmarks.

Measured FPS Breakdown

At 1920x1080, the combo delivers its highest frame rates. Low settings produce an average of 224 FPS, Medium drops to 150 FPS (min 128, max 173), High yields 127 FPS, and Ultra falls to 96 FPS. The jump from Low to Medium is a 33% reduction, while High to Ultra is a 24% reduction. This suggests that the Medium preset introduces significant GPU load, but the CPU is still able to maintain high frame rates.

Moving to 2560x1440, the performance drops are consistent. Low averages 154 FPS, Medium 103 FPS (min 88, max 119), High 87 FPS, and Ultra 66 FPS. The drop from 1080p to 1440p is 31% for Low, 31% for Medium, 31% for High, and 31% for Ultra. This uniform scaling indicates that the GPU is becoming more of a factor, but the CPU is still providing enough throughput to keep the system balanced.

At 3840x2160, the GPU takes over as the primary limiter. Low averages 91 FPS, Medium 61 FPS (min 52, max 70), High 52 FPS, and Ultra 39 FPS. The drop from 1440p to 4K is 41% for Low, 41% for Medium, 40% for High, and 41% for Ultra. This consistency shows that at 4K, the rendering pipeline is purely GPU-bound, and the CPU’s high single-thread score (1,043 in 3DMark single-thread) is no longer the deciding factor. The 4K Medium row is the only one with a full min/max range, showing 52 to 70 FPS, which indicates that even at Medium, the GPU is struggling to maintain a stable frame rate.

How This Combo Ranks

In Rust specifically, this combo ranks 870th out of 3,723 tested combos, placing it in the top 23.4% of all configurations. This is a strong result, but not exceptional, given that the CPU and GPU are both high-end parts from their respective generations. The CPU’s percentile rank of 85% and the GPU’s rank of 83% suggest that this combo is well-matched, but the game’s engine may favor other architectures or newer generations.

The CPU’s nearest rivals include the Intel Core i7-13700T with an average score of 35,403 (0.1% faster) and the Intel Core i5-13600T with 35,305 (0.2% slower). This indicates that the i7-12700KF is in a sweet spot of performance, where slight variations in clock speed or core count do not dramatically change synthetic scores. The GPU’s nearest rivals are more varied: the AMD Radeon Pro 5300 is 0.8% faster, the NVIDIA Tesla M40 24 GB is 1.2% slower, and the RTX 5070 is 2% slower. This suggests that the RTX 3080 Ti is positioned near the edge of its performance tier, where newer cards have not yet surpassed it by a wide margin.

The combo’s rank in Rust, 870 out of 3,723, is lower than the individual component ranks might suggest. This implies that Rust’s engine does not fully utilize the CPU’s 12 cores and 20 threads, or the GPU’s 10,240 shading units, as effectively as other games. The measured FPS data supports this: at 1080p Low, the system hits 224 FPS, which is high, but not as high as some other titles might achieve with this hardware. The rank indicates that there are over 869 combos that perform better in Rust, likely including newer CPUs with higher single-thread performance or GPUs with more memory bandwidth.

CPU Role

The Intel Core i7-12700KF is a 12-core, 20-thread processor based on the Alder Lake architecture, with a base clock of 3.60 GHz and a boost clock of 5.00 GHz. It has 25 MB of shared L3 cache and 1.25 MB of L2 cache per core, along with 80 KB of L1 cache per core. The CPU supports both DDR4 and DDR5 memory, and its 20 PCIe Gen 4 lanes provide ample bandwidth for the RTX 3080 Ti. The CPU’s benchmark scores are notable: Cinebench R23 multicore is 28,838, single-core is 4,071, and Geekbench multicore is 14,367 with a single-core score of 2,255.

In Rust, the CPU’s role is most evident at lower resolutions. At 1080p Low, the combo achieves 224 FPS, which is a clear indication that the CPU is capable of feeding the GPU with a high number of frames. The single-thread performance, as measured by 3DMark single-thread (1,043) and Cinebench R15 single-core (410), is critical for Rust’s game logic, which is largely single-threaded. The CPU’s boost clock of 5.00 GHz helps in this regard, as it provides the high frequency needed for such workloads.

However, the CPU’s multi-thread performance is also relevant. The 3DMark 16-thread score of 9,282 and Cinebench R20 multicore of 12,111 show that the CPU can handle parallel tasks, but Rust does not appear to scale perfectly with core count. The data shows that at 1080p, increasing settings from Low to Ultra reduces FPS from 224 to 96, which is a 57% drop. This suggests that the GPU is becoming the limiter even at 1080p when quality is maxed out, as the CPU is still capable of producing more frames than the GPU can render at Ultra. The CPU’s percentile rank of 85% and its average benchmark score of 35,365, which is nearly identical to the Intel Core i7-13700T (delta -0.1%), indicate that this processor is well within the top tier for gaming, but not the absolute best.

Settings Recommendations

Based on the measured FPS data, the optimal settings depend on the target resolution and desired frame rate. At 1080p, the Low preset delivers 224 FPS, which is overkill for most displays, while Ultra at 96 FPS is still very playable. The Medium preset at 150 FPS offers a good balance between visual quality and performance, with a minimum of 128 FPS ensuring no noticeable stutters. For competitive play, the Low preset is recommended, as it maximizes frame rate and minimizes input latency, but for a more immersive experience, High at 127 FPS is a strong choice.

At 1440p, the Low preset yields 154 FPS, which is excellent for high-refresh-rate monitors. The Medium preset at 103 FPS is still smooth, but the High preset at 87 FPS and Ultra at 66 FPS may be preferred for visual fidelity. The data shows that Medium at 1440p has a minimum of 88 FPS, which is above the 60 FPS threshold for most displays, making it a safe choice. For users with 144Hz monitors, Low is the only preset that consistently exceeds that refresh rate, while Medium is close.

At 4K, the situation changes dramatically. The Ultra preset at 39 FPS is not ideal for fast-paced gameplay, while High at 52 FPS is borderline. The Medium preset at 61 FPS is the best option for a playable experience, as it stays above 60 FPS on average and has a minimum of 52 FPS. The Low preset at 91 FPS is the only way to achieve high frame rates at 4K, making it the recommended choice for users who prioritize smoothness over visual quality. The data indicates that at 4K, the GPU is the limiting factor, and dropping to Medium or Low is necessary to maintain a consistent frame rate. For the best balance of visuals and performance, the Medium preset at 1440p is the sweet spot, as it provides 103 FPS with a stable frame time, while the Ultra preset at 1080p offers a high-quality experience at 96 FPS.