Rust

# Rust with Intel Core Ultra 5 225 + NVIDIA GeForce RTX 5090 D

The Intel Core Ultra 5 225 paired with the NVIDIA GeForce RTX 5090 D produces a Rust experience that is heavily CPU-bound at lower resolutions, with the GPU taking over only at 4K Ultra settings. The combo ranks 18th out of 2,953 tested configurations, placing it in the top 0.6% of all tested systems for this title. The measured frame rates show a clear pattern: at 1080p and 1440p, the CPU limits performance, while at 4K, the GPU becomes the dominant constraint, particularly at higher quality presets.

Resolution Scaling

The measured FPS data reveals a pronounced resolution scaling curve. At 1080p with Low settings, the combo delivers 258 FPS average. Moving to 1440p Low drops this to 228 FPS, a reduction of 30 FPS (11.6%). At 4K Low, the average falls to 141 FPS, representing a further 87 FPS drop (38.2%) from 1440p. This scaling pattern indicates that at Low settings, the system transitions from a CPU-limited state at 1080p to a more GPU-influenced state at 4K, though even at 4K Low the frame rate remains exceptionally high.

The High preset shows a similar trend but with a steeper decline at higher resolutions. At 1080p High, the average is 197 FPS. At 1440p High, it drops to 136 FPS, a 31% decrease. At 4K High, the average falls to 80 FPS, a 41% drop from 1440p. This progressively larger percentage drop as resolution increases confirms that the GPU becomes more of a limiting factor at higher pixel counts. The gap between 1080p and 4K at High settings is 117 FPS (59.4%), whereas at Low settings the same resolution span shows a 117 FPS difference as well (45.3% relative drop).

Medium settings exhibit the most complete data set, with minimum and maximum FPS recorded alongside averages. At 1080p Medium, the average is 222 FPS with a range of 189 to 255 FPS. At 1440p Medium, the average drops to 161 FPS (range 136–185). At 4K Medium, the average is 95 FPS (range 81–109). The scaling from 1080p to 1440p Medium is a 27.5% reduction, and from 1440p to 4K Medium is a 41% reduction. The consistent pattern of larger percentage drops at higher resolutions across all presets indicates that the RTX 5090 D's immense compute resources are increasingly taxed as pixel count grows, while the Core Ultra 5 225 remains sufficient to feed the GPU at lower resolutions.

Ultra settings show the most dramatic resolution sensitivity. At 1080p Ultra, the average is 150 FPS. At 1440p Ultra, it drops to 103 FPS (31.3% reduction). At 4K Ultra, the average falls to 61 FPS (40.8% reduction from 1440p). The 4K Ultra result of 61 FPS is the lowest measured figure in the entire data set, indicating that this preset at 4K is the only configuration approaching the limits of smooth gameplay. The scaling from 1080p Ultra to 4K Ultra represents a 59.3% performance loss, which is nearly identical to the High preset's scaling loss of 59.4%, suggesting that the GPU workload scales similarly across these two presets.

How This Combo Ranks

The combination of Intel Core Ultra 5 225 and NVIDIA GeForce RTX 5090 D achieves a combo rank of 18 out of 2,953 tested configurations in Rust, placing it in the 99.4th percentile of all tested combos. This top-tier ranking is consistent with the hardware's overall benchmark positions: the CPU sits at the 85th percentile among all CPUs, while the GPU ranks at the 92nd percentile among all GPUs. The combo's high rank in Rust specifically suggests that this game leverages the strengths of both components well, with the CPU's strong single-thread performance complementing the GPU's raw throughput.

The CPU's nearest rivals in average benchmark score provide context for its positioning. The AMD Ryzen 5 5600F scores 36,945, essentially identical to the Core Ultra 5 225's 36,938 average (0% delta). The AMD Ryzen 5 5500X3D scores 37,018, which is 0.2% higher. The AMD Ryzen AI 7 PRO 450 scores 37,093 (0.4% higher), and the Intel Core i9-12900T scores 37,112 (0.5% higher). These marginal differences indicate that the Core Ultra 5 225 performs at parity with a range of competing CPUs, with no single rival holding a meaningful advantage in aggregate compute benchmarks.

For the GPU, the nearest rivals show a different pattern. The AMD Radeon RX 6650M XT scores 76,904, which is 1.1% lower than the RTX 5090 D's 77,712 average. The AMD Radeon RX 6850M XT scores 78,940, which is 1.6% higher. The NVIDIA Tesla P100 PCIe 12 GB scores 79,396 (2.1% higher), and the NVIDIA Tesla P100 PCIe 16 GB scores 79,605 (2.4% higher). These rival comparisons are notable because the RTX 5090 D, despite being a flagship desktop GPU, shows aggregate benchmark scores that are closely matched by several mobile and data-center parts. This suggests that the 5090 D's benchmark profile is more balanced than purely compute-focused, which aligns with its strong gaming performance in Rust.

CPU Role

The Intel Core Ultra 5 225 is built on the Arrow Lake architecture using a 3 nm process with 17,800 million transistors on a 243 mm² die. It features 10 cores and 10 threads, which is notable for a modern desktop CPU—there is no hyper-threading, so thread count equals core count. The base clock is 3.30 GHz with a boost clock of 4.90 GHz, and the CPU has a 65 W TDP. Cache configuration includes 192 KB L1 per core, 3 MB L2 per core, and 20 MB of shared L3 cache.

In Rust, the CPU's role is most evident at 1080p and 1440p resolutions. The game is known for its simulation-heavy gameplay, and the measured data supports this. At 1080p Low, the combo produces 258 FPS, which is 83% higher than the 4K Low result of 141 FPS. This large gap at Low settings—where GPU load is minimal—indicates that the CPU is capable of driving very high frame rates when not constrained by pixel throughput. The 10-core, 10-thread configuration provides adequate parallelism for Rust's world simulation, while the 4.90 GHz boost clock delivers strong single-thread performance for the game's main thread.

The CPU's benchmark scores provide additional context. In Cinebench R23, the Core Ultra 5 225 scores 25,891 in multicore and 3,655 in single-core. The single-core score is particularly relevant for Rust, as the game's core simulation loop typically scales most strongly with single-thread performance. The PassMark single-thread score of 4,412 reinforces this, while the multithread score of 30,459 shows solid overall throughput. The CPU's 85th percentile ranking among all CPUs indicates that it is a above-average performer, though not in the top tier. This positioning is consistent with the measured FPS data, where the CPU clearly does not bottleneck the GPU at any tested resolution or setting, given that even at 1080p Ultra the combo maintains 150 FPS.

Memory bandwidth is another consideration. The CPU supports DDR5 memory with dual-channel configuration and 102.4 GB/s theoretical bandwidth. Rust's large persistent world and frequent asset streaming can benefit from memory bandwidth, and the 20 MB shared L3 cache helps mitigate latency for frequently accessed data. The CPU's 85th percentile ranking, combined with the measured frame rates, suggests that this processor provides sufficient headroom for Rust at all tested settings, with the GPU becoming the limiting factor only at 4K Ultra.

FAQ

Q: What is the highest average FPS achievable with this combo in Rust?

A: The highest measured average FPS is 258, achieved at 1920x1080 with Low settings. This represents the ceiling of the CPU's capability when GPU load is minimized.

Q: At what resolution and settings does the combo drop below 60 FPS?

A: None of the measured configurations drop below 60 FPS average. The lowest average is 61 FPS at 3840x2160 with Ultra settings, which is just above the 60 FPS threshold.

Q: How does the CPU's single-thread performance relate to Rust's frame rates?

A: The Core Ultra 5 225 scores 3,655 in Cinebench R23 single-core and 4,412 in PassMark single-thread. The high frame rates at 1080p (258 FPS at Low) indicate that this single-thread performance is sufficient to avoid bottlenecking the RTX 5090 D at lower resolutions.

Q: What is the frame time consistency at Medium settings?

A: At Medium settings, the data includes minimum and maximum FPS. At 1080p, the range is 189–255 FPS (average 222). At 1440p, the range is 136–185 FPS (average 161). At 4K, the range is 81–109 FPS (average 95). These ranges indicate consistent frame delivery without major stutters.

Q: How does the combo rank compared to other tested systems in Rust?

A: The combo ranks 18th out of 2,953 tested configurations, placing it in the top 0.6% of all tested combos for Rust. This is higher than the individual percentile rankings of either component alone.

Q: Does the 32 GB VRAM provide any advantage at 4K settings?

A: The RTX 5090 D has 32 GB of GDDR7 memory with a 512-bit bus and 1.79 TB/s bandwidth. The measured 4K Ultra average of 61 FPS suggests that VRAM capacity is not a limiting factor, as the GPU's compute throughput appears to be the constraint at this preset.

GPU Role

The NVIDIA GeForce RTX 5090 D is built on the Blackwell 2.0 architecture using a 5 nm process with 92,200 million transistors on a 750 mm² die. It features 21,760 shading units, 680 texture mapping units, and 176 raster output units. The GPU also includes 170 ray tracing cores and 680 tensor cores. Clock speeds are 2017 MHz base and 2407 MHz boost, with memory running at 1750 MHz (28 Gbps effective). The 32 GB GDDR7 memory operates on a 512-bit bus, providing 1.79 TB/s of bandwidth.

In Rust, the GPU's influence becomes dominant at 4K resolution, particularly at higher quality presets. The data shows that at 4K Ultra, the average FPS drops to 61, which is a 59.3% reduction from the 1080p Ultra result of 150 FPS. This steep decline indicates that the GPU's compute and memory subsystems are heavily taxed at this resolution and quality level. The 176 ROPs and 423.6 GPixel/s pixel rate are relevant for Rust's rendering workload, which includes large draw distances and complex object occlusion.

The GPU's benchmark performance shows a PassMark G3D score of 44,065 and a Geekbench Vulkan score of 376,915. The 3DMark Steel Nomad DX12 score of 14,326 provides a synthetic measure of next-gen gaming performance. The GPU's 92nd percentile ranking among all GPUs places it in the upper tier, though the nearest rivals include mobile and data-center parts with comparable aggregate scores. The FP32 performance of 104.8 TFLOPS and texture rate of 1,636.8 GTexel/s indicate substantial raw compute, which is reflected in the high frame rates at lower resolutions where the CPU is the primary limiter.

The RTX 5090 D's memory configuration deserves attention in the context of Rust. The 32 GB VRAM capacity is far beyond what Rust requires at any tested setting, even at 4K Ultra. The 1.79 TB/s bandwidth, however, is more directly relevant, as Rust's streaming of textures and world data can benefit from high memory throughput. The 512-bit bus and GDDR7 memory type provide ample bandwidth to avoid memory-related bottlenecks at all tested configurations.

Settings Recommendations

Based on the measured FPS data, the optimal settings depend on the target resolution and desired frame rate. At 1080p, all presets exceed 150 FPS average, with Low at 258 FPS, Medium at 222 FPS, High at 197 FPS, and Ultra at 150 FPS. The gap between High and Ultra at 1080p is 47 FPS (23.9% reduction from High to Ultra), while the gap between Medium and High is 25 FPS (11.3% reduction). Given that Ultra still maintains 150 FPS at 1080p, this preset provides the best visual quality without sacrificing playable frame rates.

At 1440p, the recommendation shifts. Low produces 228 FPS, Medium 161 FPS, High 136 FPS, and Ultra 103 FPS. The Ultra preset at 1440p remains above 100 FPS, which is generally considered smooth for a survival game. The step from High to Ultra costs 33 FPS (24.3% reduction), which may be acceptable given the frame rate remains high. For players prioritizing maximum visual fidelity, Ultra at 1440p is viable. For those preferring higher frame rates, High at 1440p provides 136 FPS, which is a reasonable balance.

At 4K, the settings recommendation becomes more constrained. Low produces 141 FPS, Medium 95 FPS, High 80 FPS, and Ultra 61 FPS. The Ultra preset at 4K is the only configuration that approaches the 60 FPS threshold, with a 61 FPS average. Medium at 4K provides 95 FPS with a minimum of 81 FPS, which offers a good balance of visual quality and frame rate stability. High at 4K drops to 80 FPS average with no minimum recorded, but the 15 FPS gap between Medium and High suggests diminishing returns at this resolution. For 4K gaming, Medium or High settings are recommended, with Ultra reserved for players who prioritize maximum visuals over frame rate headroom.

The measured data shows that the combo handles all settings at 1080p and 1440p without dropping below 100 FPS average. At 4K, only Ultra drops near the 60 FPS threshold. The recommended configuration for most users would be 1440p Ultra (103 FPS) or 4K Medium (95 FPS), depending on display capability and personal preference for resolution versus quality.

Measured FPS Breakdown

The complete measured FPS data set for Rust with this combo is as follows:

1920x1080 (1080p):

• Low: 258 FPS average
• Medium: 222 FPS average (189 min, 255 max)
• High: 197 FPS average
• Ultra: 150 FPS average

At 1080p, the scaling from Low to Medium is 36 FPS (14.0% reduction), from Medium to High is 25 FPS (11.3% reduction), and from High to Ultra is 47 FPS (23.9% reduction). The largest performance penalty occurs between High and Ultra, suggesting that Ultra introduces significantly more GPU workload per frame than High.

2560x1440 (1440p):

• Low: 228 FPS average
• Medium: 161 FPS average (136 min, 185 max)
• High: 136 FPS average
• Ultra: 103 FPS average

At 1440p, the scaling from Low to Medium is 67 FPS (29.4% reduction), from Medium to High is 25 FPS (15.5% reduction), and from High to Ultra is 33 FPS (24.3% reduction). The Medium preset shows a minimum of 136 FPS, which matches the High preset's average, indicating consistent frame delivery even under load.

3840x2160 (4K):

• Low: 141 FPS average
• Medium: 95 FPS average (81 min, 109 max)
• High: 80 FPS average
• Ultra: 61 FPS average

At 4K, the scaling from Low to Medium is 46 FPS (32.6% reduction), from Medium to High is 15 FPS (15.8% reduction), and from High to Ultra is 19 FPS (23.8% reduction). The Medium preset's minimum of 81 FPS indicates that even in the most demanding scenes, frame rates remain above 80 FPS. The Ultra preset's 61 FPS average is the only measured value below 80 FPS, and it remains above the 60 FPS threshold.

The resolution scaling across all presets shows that the combo loses approximately 59-60% of its 1080p performance when moving to 4K. This consistent scaling factor across Low, High, and Ultra presets (45.3%, 59.4%, and 59.3% reductions respectively) suggests that the GPU workload in Rust scales predictably with pixel count, while the CPU's contribution remains relatively constant. The Medium preset shows a slightly different pattern, with a 57.2% reduction from 1080p to 4K, which is marginally lower than the other presets.