Rust

FAQ

Q: How does the Intel Core i7-12700KF compare to its closest rival, the Intel Core i5-14400?

A: The two processors are nearly identical in average benchmark score, with the i7-12700KF scoring 35,355 against the i5-14400's 35,336, a delta of just 0.1%. This places them in the same performance tier for overall compute workloads.

Q: What is the RTX 3080's standing relative to the AMD Radeon RX 7900 GRE?

A: The RTX 3080 averages 35,787 in GPU benchmarks, while the RX 7900 GRE scores 36,101, putting the RTX 3080 0.9% behind. This is a marginal difference, suggesting comparable rasterization performance in most scenarios.

Q: Which resolution yields the highest frame rate for this combo in Rust?

A: At 1920x1080 with Low settings, the combo achieves 215 FPS average, which is the highest recorded value across all tested configurations. The lowest result is 38.2 FPS at 3840x2160 with Ultra settings.

Q: What is the frame rate impact of moving from High to Ultra settings at 2560x1440?

A: At 2560x1440, High settings produce 81.3 FPS average, while Ultra drops to 63.6 FPS. This represents a 21.8% performance reduction, indicating that Ultra settings impose a substantial load on the GPU at this resolution.

Q: How does the i7-12700KF's single-thread performance compare to its multi-thread performance?

A: The processor scores 4,091 in Cinebench R23 single-core and 28,979 in multi-core. The multi-core score is approximately 7.1 times higher, reflecting the benefit of its 12 cores and 20 threads in heavily threaded workloads like rendering.

Q: What is the combo's overall rank among all tested CPU-GPU pairs in Rust?

A: The combination ranks 473rd out of 1,717 tested combos, placing it in the top 27.5% of all configurations for this game. This indicates a strong but not elite performance level.

GPU Role

The NVIDIA GeForce RTX 3080 is built on the Ampere architecture with a GA102 chip fabricated on Samsung's 8 nm process. It contains 8,704 shading units, 272 texture mapping units, and 96 raster operation units, alongside 68 RT cores and 272 tensor cores. The GPU operates at a base clock of 1440 MHz and a boost clock of 1710 MHz, with memory running at 1188 MHz (19 Gbps effective). The 10 GB of GDDR6X memory is paired with a 320-bit bus, yielding a bandwidth of 760.3 GB/s.

In Rust, the GPU's role is heavily dependent on resolution and settings. At 1920x1080, the RTX 3080 delivers 215 FPS on Low settings, but this drops to 95.5 FPS on Ultra. The scaling from Low to Ultra represents a 55.6% reduction in frame rate at 1080p. At 2560x1440, the spread narrows slightly: 150.5 FPS on Low versus 63.6 FPS on Ultra, a 57.7% drop. At 3840x2160, the GPU is pushed harder, with 90 FPS on Low and 38.2 FPS on Ultra, a 57.6% reduction.

The data suggests that the RTX 3080 has ample headroom at lower resolutions and settings, but becomes the limiting factor at 4K Ultra. The 10 GB VRAM capacity appears sufficient for Rust at these tested configurations, as no memory-related bottlenecks are evident from the frame rate patterns. The GPU's 29.77 TFLOPS FP32 performance and 465.1 GTexel/s texture rate provide substantial compute and texture throughput, which aligns with the high frame rates observed at 1080p and 1440p.

Across all resolutions, the gap between High and Ultra settings is consistent, typically around 20-25 FPS. This indicates that Ultra settings introduce effects that are disproportionately demanding relative to their visual impact, a common trait in survival games with complex lighting and shadow systems.

How This Combo Ranks

The Intel Core i7-12700KF paired with the NVIDIA GeForce RTX 3080 achieves a rank of 473 out of 1,717 tested combinations in Rust. This places the combo in the 72.5th percentile of all configurations, meaning it outperforms roughly three-quarters of tested systems. The rank reflects the balance between the CPU's strong multi-threaded capabilities and the GPU's high rasterization throughput.

Given the CPU's 89th percentile standing among all processors and the GPU's 80th percentile among all GPUs, the combo's overall rank is slightly lower than either component's individual percentile. This suggests that Rust's performance scaling is not perfectly linear with component strength, and that other factors such as memory bandwidth or game engine optimization may cap the achievable frame rates.

The combo's rank is particularly noteworthy because it outranks configurations with more expensive or newer components, indicating that the i7-12700KF and RTX 3080 form a well-matched pairing for this title. The CPU's 12 cores and 20 threads provide ample parallelism for Rust's simulation and physics systems, while the GPU's 10 GB VRAM and 760.3 GB/s bandwidth handle the game's texture streaming demands effectively.

Measured FPS Breakdown

At 1920x1080, the combo delivers 215 FPS on Low settings, 143.7 FPS on Medium, 121.7 FPS on High, and 95.5 FPS on Ultra. The transition from Low to Medium costs 71.3 FPS, while Medium to High costs 22 FPS, and High to Ultra costs 26.2 FPS. The largest performance hit occurs when moving from Low to Medium, suggesting that medium settings enable significant visual features that tax the GPU.

At 2560x1440, the results are 150.5 FPS on Low, 97.6 FPS on Medium, 81.3 FPS on High, and 63.6 FPS on Ultra. The resolution increase from 1080p to 1440p reduces frame rates by 30-37% across all settings. The relative scaling between settings remains similar, with Low to Medium costing 52.9 FPS, Medium to High costing 16.3 FPS, and High to Ultra costing 17.7 FPS.

At 3840x2160, the combo produces 90 FPS on Low, 57.3 FPS on Medium, 51.2 FPS on High, and 38.2 FPS on Ultra. The jump from 1440p to 4K reduces performance by 40-45%, which is expected given the 2.25x increase in pixel count. At 4K, even Low settings produce only 90 FPS, indicating that this resolution pushes the RTX 3080 to its limits in Rust.

The data reveals that 1920x1080 is the sweet spot for high refresh rate displays, with Low and Medium settings comfortably exceeding 140 FPS. At 2560x1440, High settings at 81.3 FPS are playable for most users, while Ultra dips below 65 FPS. At 3840x2160, only Low settings approach playable frame rates, with High and Ultra falling below 60 FPS.

CPU Role

The Intel Core i7-12700KF is a 12-core, 20-thread processor based on the Alder Lake architecture, manufactured on Intel's 10 nm process. It has a base clock of 3.60 GHz and a boost clock of 5.00 GHz, with a 125 W TDP. The CPU features a hybrid design with performance and efficiency cores, though the fact pack does not specify the exact core configuration beyond the total counts. Its cache hierarchy includes 80 KB of L1 per core, 1.25 MB of L2 per core, and 25 MB of shared L3 cache.

In Rust, the CPU's role is primarily to handle game logic, entity updates, and physics simulations, which are typically single-threaded or lightly threaded. The i7-12700KF's single-thread performance is strong, as evidenced by its 4,091 score in Cinebench R23 single-core and 1,043 in 3DMark single-thread tests. The boost clock of 5.00 GHz provides high per-core throughput, which is critical for maintaining frame rates in scenarios with many entities or complex interactions.

The CPU's multi-threaded capabilities also matter for Rust, as the game can utilize multiple cores for background tasks like world generation and asset loading. The 28,979 score in Cinebench R23 multi-core and 34,092 in PassMark multithread indicate robust parallel performance. The processor's 89th percentile ranking among all CPUs confirms its strong overall compute capability.

The combo's rank of 473 out of 1,717 suggests that the CPU is not the primary bottleneck at most settings. At 1080p Low, where the GPU has the least work, the CPU's single-thread performance likely becomes more relevant, but the 215 FPS result indicates it can keep up with the RTX 3080's output. At higher resolutions and settings, the GPU becomes the limiting factor, as evidenced by the steep frame rate drops when increasing graphical fidelity.