Rust

Rust has always been a game that punishes hardware in unusual ways — a survival title where world complexity, base density, and player counts can shift frame rates more than any graphics slider. The pairing of Intel's Core i5-14600KF with NVIDIA's GeForce RTX 4080 raises an interesting question: does a 14-core Raptor Lake Refresh CPU and an Ada Lovelace flagship-class GPU leave any resolution or preset on the table? The measured data in this database says no, except at one specific corner: 4K Ultra, where the average sits at 50 FPS.

Measured FPS Breakdown

Starting at 1920x1080, the numbers are emphatic. Low settings deliver a 250 FPS average. Medium lifts that to 193 FPS, with a recorded minimum of 164 and a maximum of 222 — the only configuration in this dataset with full min/max telemetry, and notably one where the floor never drops near the 60 FPS playable threshold. High averages 163 FPS, and even Ultra holds 124 FPS. In practical terms, the RTX 4080's 9728 shading units and 48.74 TFLOPS of FP32 throughput are barely challenged at this resolution; the 16 GB of GDDR6X on a 256-bit bus with 716.8 GB/s of bandwidth is nowhere near saturation at 1080p.

At 2560x1440, scaling is graceful rather than cliff-like. Low averages 198 FPS, Medium 133 FPS (minimum 113, maximum 153), High 112 FPS, and Ultra 85 FPS. Every preset clears the 60 FPS threshold with a wide margin — even Ultra has 25 FPS of headroom. The Medium preset's minimum of 113 FPS is worth pausing on: it indicates that worst-case frame delivery in this test scene stays well above playable, which matters in a game like Rust where sudden explosions of physics and particle work are common.

At 3840x2160, the demands of a native 4K pixel count finally bite. Low averages 117 FPS, Medium 79 FPS (minimum 67, maximum 90), High 66 FPS, and Ultra 50 FPS. The High preset technically clears 60 FPS, but only by 6 frames — a thin margin. Medium, with a minimum of 67 FPS, arguably offers the safer 4K experience, since its worst recorded frame rate still sits above the threshold while Ultra's average sits 10 frames below it. The data suggests that 4K Ultra is the single combination this hardware cannot sustain.

One pattern worth questioning: across all three resolutions, moving from Low to Ultra costs roughly half the frame rate — 250 becomes 124 at 1080p, 198 becomes 85 at 1440p, and 117 becomes 50 at 4K. That consistent halving implies the preset ladder weighs heavily on the GPU rather than triggering a CPU ceiling, something the resolution scaling reinforces.

How This Combo Ranks

Within the Rust results in this database, the Core i5-14600KF + RTX 4080 combination ranks 218 out of 3,723 tested combos. That places it in roughly the top 6% of configurations measured for this game — an enviable position, though not at the absolute frontier. For context on the components themselves, the i5-14600KF sits at the 90th percentile versus all CPUs in the database with an average benchmark score of 49,394, while the RTX 4080 sits at the 86th percentile versus all GPUs with an average score of 54,247.

The curious detail here is the rank despite strong individual percentiles. A top-6% combo ranking built from a 90th-percentile CPU and an 86th-percentile GPU suggests Rust's results table is crowded at the top end — the game scales well enough with high-tier hardware that many combos cluster within a few frames of each other. When the difference between 1080p Ultra at 124 FPS and the next combo up may be a handful of frames, rank position becomes less meaningful than raw headroom.

Similar Performance Alternatives

On the CPU side, the i5-14600KF's nearest rivals are remarkably tight. The AMD Ryzen 9 7900 averages 49,228 — just 0.3% behind. The AMD Ryzen 7 PRO 5755G sits 0.4% back, the Intel Core Ultra 5 245 is 0.8% behind, and the AMD Ryzen AI Max+ 388 actually scores 0.8% higher at 49,796. Any of these processors would deliver statistically indistinguishable CPU-side performance in Rust, assuming the same GPU is kept constant.

On the GPU side, the closest match is the NVIDIA GeForce RTX 4080 SUPER at 54,209 average score — a mere 0.1% delta, effectively a twin for gaming purposes. Further out, the AMD Radeon Pro W5700X averages 1.1% higher, the Radeon RX 6750 GRE 12 GB is 2.6% higher, and the Radeon 8060S is 2.7% higher. Those deltas are small enough that frame rates in Rust should land within a few percent of the numbers listed above.

The interesting investigative angle: pairing swaps matter asymmetrically. Swapping the RTX 4080 for the RTX 4080 SUPER would change essentially nothing. Swapping the i5-14600KF for the Ryzen AI Max+ 388 would, on aggregate scores, slightly improve CPU throughput — but whether that translates into Rust frame rates depends on whether the game is CPU-bound at any tested configuration, which the scaling data helps answer below.

The Verdict

Yes — this PC runs Rust, and comfortably, at two of the three tested resolutions with everything maxed. At 1920x1080, every preset from Low through Ultra is playable, with Ultra averaging 124 FPS. At 2560x1440, every preset is again playable, with Ultra averaging 85 FPS. At 3840x2160, the verdict splits: Low (117 FPS), Medium (79 FPS), and High (66 FPS) all clear the 60 FPS threshold, but Ultra at 50 FPS does not.

The practical recommendation the data supports: 1440p Ultra is the sweet spot for this combo — maximum visual quality with 25 FPS of headroom over the playable line. Players targeting 4K should use the High preset at 66 FPS average, or step down to Medium for a 79 FPS average with a confirmed 67 FPS minimum.

FAQ

Q: Can the i5-14600KF + RTX 4080 run Rust at 4K?

A: Yes, at Low, Medium, and High settings — averaging 117, 79, and 66 FPS respectively. Ultra at 4K averages 50 FPS, below the 60 FPS playable threshold.

Q: What is the highest FPS this combo achieves in Rust?

A: 250 FPS average at 1920x1080 on Low settings.

Q: Does Rust hit 60 FPS at max settings on this hardware?

A: At 1080p and 1440p, yes — Ultra averages 124 FPS and 85 FPS respectively. At 4K, no — Ultra averages 50 FPS.

Q: How does this combo rank among tested Rust configurations?

A: It ranks 218 out of 3,723 tested combos, placing it in roughly the top 6%.

Q: What is the safest 4K preset for consistent frame rates?

A: Medium, which averages 79 FPS with a recorded minimum of 67 FPS — the only 4K preset whose measured floor stays above 60 FPS.

Q: Which GPU would perform nearly identically to the RTX 4080 here?

A: The RTX 4080 SUPER, whose average benchmark score differs by just 0.1%.

Best Settings per Resolution

• 1920x1080: Ultra — 124 FPS average, comfortably above the 60 FPS threshold.
• 2560x1440: Ultra — 85 FPS average, the most demanding preset that stays at or above 60 FPS.
• 3840x2160: High — 66 FPS average. Ultra (50 FPS) falls short, making High the most demanding playable preset at 4K.

CPU and GPU Roles

The scaling data tells a fairly clear story about which component governs Rust on this hardware. Frame rates rise substantially at every preset when resolution drops: Ultra goes from 50 FPS at 4K to 85 FPS at 1440p to 124 FPS at 1080p. That near-doubling from 4K to 1080p is the signature of GPU-bound behavior — if the i5-14600KF were the limiter, lowering resolution would produce flat frame rates, and it does not.

The preset ladder reinforces this. At a fixed resolution, dropping from Ultra to Low roughly doubles throughput at all three resolutions. Visual settings tax the GPU's rasterization and memory resources far more than they tax CPU-side game logic in these measurements.

Does the CPU matter at all? The i5-14600KF's credentials suggest it is simply never the bottleneck here: 14 cores and 20 threads, a 5.30 GHz boost clock, a single-core Cinebench R23 score of 4,594, and a PassMark single-thread score of 4,273. Rust's simulation-heavy design typically rewards strong per-core performance, and at 90th percentile versus all CPUs, this processor supplies it in surplus. The one place CPU limits could theoretically surface — 1080p Low at 250 FPS — is far beyond any display-relevant concern for a 60 FPS target.

The conclusion: at 1080p and 1440p, this combo is GPU-limited in the most favorable sense, with the RTX 4080 as the frame-rate governor and the i5-14600KF providing unchecked headroom. At 4K, the GPU is unquestionably the constraint — Ultra's 50 FPS average reflects pixel throughput, not processor logic. For Rust specifically, a player wanting higher 4K frame rates would need more GPU, not more CPU.