Rust

Resolution Scaling

Rust shows a steep performance curve as resolution climbs, and the measured data makes the limiting component clear. At 1920x1080 with High settings, this combo delivers 113.4 FPS, but at 2560x1440 High it drops to 77 FPS — a 32% reduction. Pushing to 3840x2160 High yields only 46.8 FPS, which is 59% below the 1080p High result. This scaling pattern indicates that the AMD Radeon RX 7800 XT becomes the primary bottleneck as pixel count rises, while the Intel Core i7-14700F has ample headroom at lower resolutions.

The gap between Low and Ultra settings widens dramatically at higher resolutions. At 1080p, Low produces 199.9 FPS versus 88 FPS on Ultra — a 127% spread. At 4K, the same settings gap yields 82.2 FPS on Low versus 36 FPS on Ultra, a 128% difference. This consistency suggests the GPU's rendering workload scales predictably with both resolution and quality settings. The 4K Ultra result of 36 FPS is below playable thresholds for competitive survival gameplay, while 4K Low at 82.2 FPS remains fluid.

The resolution scaling data points strongly toward GPU-bound behavior at 1440p and above. The 1080p Low result of 199.9 FPS approaches the CPU's practical frame delivery ceiling, but even 1080p Ultra at 88 FPS shows the GPU handling most of the load. Between 1080p Low and 1440p Low, the drop is 30% (199.9 to 140.3 FPS), which aligns with the 78% pixel increase from 1080p to 1440p — indicating imperfect scaling that hints at memory bandwidth constraints rather than pure compute limits.

GPU Role

The AMD Radeon RX 7800 XT carries 16 GB of GDDR6 memory on a 256-bit bus, delivering 624.1 GB/s of bandwidth. This memory configuration is directly relevant to Rust's open-world survival rendering, which frequently loads large texture sets and distant geometry. The 4K High result of 46.8 FPS versus 4K Medium at 56.3 FPS shows that the step from Medium to High costs 17% performance, while the step from High to Ultra costs 23% (46.8 to 36 FPS). These incremental penalties indicate that the GPU's 3840 shading units and 60 ray accelerators are being pushed hard at 4K.

Clock behavior matters here. The GPU has a base clock of 1295 MHz, a game clock of 2124 MHz, and a boost clock of 2430 MHz. The wide gap between base and boost suggests the card can sustain higher clocks under lighter loads, which explains why 1080p Low reaches 199.9 FPS — the GPU likely operates near its boost ceiling when pixel throughput is low. At 4K Ultra, sustained heavy load may force clocks down, contributing to the 36 FPS result.

The GPU's FP32 throughput of 37.32 TFLOPS and texture rate of 583.2 GTexel/s are substantial, but Rust's draw call complexity and shader work at 4K overwhelm these resources. The 3DMark Steel Nomad DX12 score of 4157 places this GPU in the 76th percentile of all GPUs, with nearest rivals including the AMD FirePro S9300 X2 (0.2% ahead) and NVIDIA P104-100 (0.4% behind). In Rust specifically, the 4K Ultra result of 36 FPS indicates the GPU is the limiting factor at maximum settings, while the 1080p Low result of 199.9 FPS shows it can handle competitive frame rates when settings are reduced.

How This Combo Ranks

This specific pairing of Intel Core i7-14700F with AMD Radeon RX 7800 XT ranks 581st out of 1717 tested combos in Rust. That places it in roughly the 66th percentile of all CPU-GPU combinations tested for this game. The ranking reflects a balanced but not top-tier configuration — the CPU's 94th percentile standing among all CPUs is notably stronger than the GPU's 76th percentile among all GPUs, suggesting the graphics card is the weaker link in this pairing.

The combo's mid-pack position makes sense given Rust's demanding nature. Many higher-ranked combos likely pair stronger GPUs with similar or weaker CPUs, since Rust at 4K Ultra is almost entirely GPU-bound. The 1080p Low result of 199.9 FPS shows the CPU can feed the GPU adequately at high frame rates, so the ranking is not held back by processor limitations. Rather, the GPU's 4K Ultra result of 36 FPS drags the overall score down when compared to combos with faster graphics cards.

Benchmark data from the CPU shows the i7-14700F averages 54097 across all tests, with the closest rivals being the AMD Ryzen 9 9900X (0.6% faster), AMD Ryzen 9 9900X3D (1.1% faster), Intel Xeon Phi 7290 (1.2% slower), and AMD EPYC 7313P (1.7% slower). This tight grouping confirms the CPU is not the bottleneck in this Rust configuration. The GPU's average benchmark score of 32619 places it between the AMD FirePro S9300 X2 (0.2% ahead) and NVIDIA P104-100 (0.4% behind), showing it performs near its expected tier.

FAQ

Q: What frame rate can I expect at 1080p with High settings?

A: The measured average is 113.4 FPS at 1920x1080 with High settings. This is comfortably above 60 FPS and represents a good balance of visual quality and smoothness for this combo.

Q: Is this CPU-GPU combination capable of 4K gaming in Rust?

A: Yes, but with compromises. At 3840x2160, Low settings produce 82.2 FPS, Medium yields 56.3 FPS, High drops to 46.8 FPS, and Ultra falls to 36 FPS. For consistent 60+ FPS at 4K, Low or Medium settings are required.

Q: How does the i7-14700F compare to its closest CPU rivals?

A: The i7-14700F has an average benchmark score of 54097. The AMD Ryzen 9 9900X is 0.6% faster, the AMD Ryzen 9 9900X3D is 1.1% faster, while the Intel Xeon Phi 7290 is 1.2% slower and the AMD EPYC 7313P is 1.7% slower.

Q: What is the GPU's performance percentile and nearest competitors?

A: The RX 7800 XT sits in the 76th percentile of all GPUs with an average score of 32619. Its closest rivals are the AMD FirePro S9300 X2 (0.2% ahead), NVIDIA P104-100 (0.4% behind), NVIDIA T600 Mobile (0.7% behind), and AMD FirePro S10000 (0.7% ahead).

Q: Why does the frame rate drop so much from 1440p to 4K?

A: At 2560x1440 High, the combo achieves 77 FPS, but at 3840x2160 High it falls to 46.8 FPS — a 39% reduction. This steep drop indicates the GPU's 16 GB memory and 624.1 GB/s bandwidth become stressed at 4K, making the graphics card the clear limiting factor.

Q: What settings provide the best experience at 1440p?

A: At 2560x1440, Medium settings deliver 95.9 FPS, while High gives 77 FPS and Ultra drops to 59.1 FPS. Medium offers the best balance with near-100 FPS gameplay and moderate visual improvements over Low, which runs at 140.3 FPS.

CPU Role

The Intel Core i7-14700F provides 20 cores and 28 threads, with a base clock of 2.10 GHz and boost clock of 5.40 GHz. This Raptor Lake-R architecture chip shares 33 MB of L3 cache across all cores, with 2 MB of L2 per core and 80 KB of L1 per core. The CPU's benchmark results show strong multi-threaded performance: Cinebench R23 multi-core scores 35443, while single-core reaches 5003. PassMark multi-thread scores 41765, and single-thread scores 4261.

In Rust, this CPU demonstrates its capability through the 1080p Low result of 199.9 FPS. This frame rate approaches the practical ceiling for many game engines and indicates the CPU is not significantly limiting performance at lower resolutions. The 94th percentile standing among all CPUs confirms the i7-14700F is a high-end processor, with an average benchmark score of 54097 that places it just 0.6% behind the AMD Ryzen 9 9900X.

The CPU's 65 W TDP and dual-channel DDR4/DDR5 memory support suggest it can sustain high clock speeds without thermal throttling in most systems. The 5.40 GHz boost clock is particularly relevant for Rust's single-threaded simulation and physics work, which often responds well to high per-core performance. The PassMark data compression score of 512810 and integer math score of 157242 indicate strong general-purpose compute that benefits Rust's procedural world generation and entity updates.

Settings Recommendations

The measured data shows a clear hierarchy of playable experiences. At 1920x1080, Medium settings deliver 137.6 FPS, which is 21% faster than High (113.4 FPS) and 56% faster than Ultra (88 FPS). The jump from Medium to High costs 18% performance, while High to Ultra costs 22% more — making Medium the sweet spot for high-refresh monitors at 1080p.

At 2560x1440, Medium produces 95.9 FPS, which is the only settings level that maintains near-100 FPS at this resolution. High drops to 77 FPS, which is still playable but sacrifices smoothness for marginal visual gains. Ultra at 59.1 FPS is borderline, while Low at 140.3 FPS offers the smoothest experience but noticeably reduced visuals.

For 3840x2160, Low settings at 82.2 FPS is the only configuration that clears the 60 FPS threshold comfortably. Medium at 56.3 FPS is playable but not ideal for competitive scenarios. High at 46.8 FPS and Ultra at 36 FPS are best avoided for any gameplay requiring quick reactions. The recommendation is to prioritize Medium settings at 1080p and 1440p, and Low settings at 4K, to maximize frame rate while retaining acceptable visual quality.

Measured FPS Breakdown

At 1920x1080, the combo produces 199.9 FPS on Low, 137.6 FPS on Medium, 113.4 FPS on High, and 88 FPS on Ultra. The progression shows diminishing returns: Low to Medium costs 31% performance, Medium to High costs 18%, and High to Ultra costs 22%. The absolute spread from Low to Ultra is 112 FPS, representing a 127% difference.

At 2560x1440, results are 140.3 FPS on Low, 95.9 FPS on Medium, 77 FPS on High, and 59.1 FPS on Ultra. Moving from 1080p to 1440p at the same settings costs roughly 30% performance across all quality levels. The Low to Ultra spread at 1440p is 81.2 FPS, or 137% — slightly larger than at 1080p.

At 3840x2160, the results are 82.2 FPS on Low, 56.3 FPS on Medium, 46.8 FPS on High, and 36 FPS on Ultra. The 4K Low to Ultra difference is 46.2 FPS, or 128%. The step from 1440p to 4K costs approximately 41% performance for Low settings (140.3 to 82.2 FPS), 41% for Medium (95.9 to 56.3 FPS), 39% for High (77 to 46.8 FPS), and 39% for Ultra (59.1 to 36 FPS). This consistent 39-41% penalty across all settings confirms the GPU is the limiting component at every quality level once resolution increases.