Microsoft Flight Simulator

Resolution Scaling — how FPS drops from 1080p to 4K and what it says about the limiting component

The measured FPS data for Microsoft Flight Simulator reveals a clear and predictable scaling pattern as resolution climbs, but the shape of that curve tells an important story about where this combo's bottleneck sits. At 1920x1080 with Low settings, the AMD Ryzen 7 5700X and NVIDIA GeForce RTX 3070 Ti deliver 142.1 FPS. Dropping to 2560x1440 Low yields 111.5 FPS, a 21.5% reduction. Moving further to 3840x2160 Low produces 84 FPS, which is another 24.7% drop from 1440p. The consistent, substantial decline at every step indicates the GPU is doing progressively heavier lifting.

The pattern persists across all settings presets. At High, the transition from 1080p (82 FPS) to 1440p (64.4 FPS) represents a 21.5% loss, and then from 1440p to 4K (48 FPS) another 25.5% loss. The near-identical percentage drops between resolution steps—regardless of the preset—suggest a well-balanced system where neither component completely dominates, but the GPU becomes increasingly stressed as pixel count rises.

What is more revealing is the gap between Low and Ultra at each resolution. At 1080p, the spread from Low (142.1 FPS) to Ultra (76.3 FPS) is a 46.3% performance penalty. At 1440p, Low (111.5 FPS) to Ultra (60.6 FPS) narrows slightly to 45.7%. At 4K, Low (84 FPS) to Ultra (48.9 FPS) shows a 41.8% penalty. This tightening spread at higher resolutions indicates that the GPU's raw throughput becomes the dominant constraint—the CPU has more headroom to feed frames, but the RTX 3070 Ti's rendering capacity caps the output.

The data implies that at 1080p, the system is closer to a balanced state, with the CPU's 8-core, 16-thread configuration able to keep up with the GPU's demands. At 4K, the GPU's 8 GB of GDDR6X memory and 608.3 GB/s bandwidth are likely the limiting factors, as the resolution scaling penalty grows steeper. The question becomes whether the 5700X's Zen 3 architecture can sustain frame delivery when the GPU is fully saturated, or if the system shifts to a GPU-bound regime that leaves CPU headroom unused.

GPU Role — VRAM, clocks, and how they relate to this game's results

The RTX 3070 Ti's specifications directly explain several observed performance characteristics. Its 8 GB of GDDR6X memory on a 256-bit bus delivers 608.3 GB/s of bandwidth, which is substantial for flight simulation's large, detailed textures. The base clock of 1575 MHz and boost clock of 1770 MHz represent the Ampere architecture's approach: relatively modest clock speeds compensated by 6144 shading units and 192 texture mapping units.

In Microsoft Flight Simulator, the GPU's 21.75 TFLOPS of FP32 compute and 169.9 GPixel/s pixel rate are the key throughput metrics. The 96 ROPs handle the final pixel output, and the measured data shows this configuration manages 48 FPS at 4K Ultra—a playable but not fluid experience for a flight sim where smooth panning matters. The 48.9 FPS at 4K Ultra versus 48 FPS at 4K High is a curious inversion: the Ultra preset actually scores slightly higher, suggesting that the High preset's specific combination of effects might create a slightly different rendering load, or the measurement variance is within a frame or two.

The GPU's percentile ranking at 74th among all GPUs, with an average benchmark score of 30849, places it near the AMD Radeon RX 6700 (31112, a 0.8% gap) and slightly above the RX 590 GME (30755, 0.3% gap). This competitive positioning means the 3070 Ti is a mid-to-upper-tier performer, and the Flight Simulator results reflect that: it can hit 60+ FPS at 1440p Medium (90.2 FPS) and High (64.4 FPS), but 4K pushes it below 50 FPS except on Low settings.

The 8 GB VRAM capacity deserves scrutiny. Flight Simulator's photogrammetry and terrain streaming can consume significant memory, but the data shows no catastrophic frame drops or stuttering that would indicate VRAM overflow at the tested presets. The 4K Low result of 84 FPS versus 4K Medium at 64.4 FPS suggests that the medium preset's additional texture detail and effects are handled within the 8 GB allocation, though the 19.5 FPS penalty is steep.

FAQ

Q: What is the best resolution for this combo in Microsoft Flight Simulator?

A: The data shows 2560x1440 provides the best balance of visual quality and smoothness. At High settings, 1440p delivers 64.4 FPS, which is only 17.6 FPS below the 1080p High result of 82 FPS, but offers significantly more detail. The 4K High result of 48 FPS is noticeably lower, making 1440p the sweet spot.

Q: How much performance is lost when going from 1080p to 4K at the same settings?

A: At Low settings, the drop is from 142.1 FPS at 1080p to 84 FPS at 4K, a 40.9% reduction. At High settings, the drop is from 82 FPS to 48 FPS, a 41.5% loss. The percentage reduction is consistent across presets, indicating the GPU's scaling behavior is uniform regardless of the quality level.

Q: Is the CPU or GPU the limiting factor at 1080p?

A: The 5700X's 8 cores and 16 threads with a boost clock of 4.60 GHz appear sufficient at 1080p Low, where 142.1 FPS is achieved. The fact that 1080p Ultra (76.3 FPS) is still above 60 FPS suggests the GPU remains the primary constraint even at the lowest resolution tested, though the CPU's Zen 3 architecture is clearly capable of feeding frames.

Q: Does the Ultra preset offer a meaningful advantage over High?

A: At 1440p, High delivers 64.4 FPS while Ultra delivers 60.6 FPS, only a 3.8 FPS difference. At 4K, High scores 48 FPS and Ultra scores 48.9 FPS, which is within measurement noise. The Ultra preset's additional visual effects do not significantly impact performance, suggesting the preset's extra features are not heavily GPU-intensive in this title.

Q: How does this combo rank against all tested configurations?

A: The combo ranks 713th out of 1795 tested combinations, placing it in the top 39.7% of all systems. This is a solid mid-to-upper tier position, consistent with the GPU's 74th percentile ranking among all GPUs and the CPU's 83rd percentile ranking among all CPUs.

Q: What is the 4K experience like with this hardware?

A: At 4K, only Low settings achieve a clearly playable 84 FPS. Medium drops to 64.4 FPS, while High (48 FPS) and Ultra (48.9 FPS) fall below the 60 FPS threshold. For a flight simulator where smooth camera movement matters, 4K users would need to accept Low or Medium presets.

How This Combo Ranks

The AMD Ryzen 7 5700X + NVIDIA GeForce RTX 3070 Ti combination ranks 713th out of 1795 tested combos in Microsoft Flight Simulator. This places it in the upper-middle tier of all configurations, which is a notable achievement given the game's reputation for demanding both CPU and GPU resources. The percentile position (top 39.7%) aligns well with the individual component rankings: the CPU sits at the 83rd percentile among all CPUs, while the GPU sits at the 74th percentile among all GPUs.

The rank is particularly interesting because Flight Simulator is known to be CPU-intensive at lower resolutions, yet this combo still manages to place highly. The 5700X's 32 MB of shared L3 cache and 16 threads likely contribute to maintaining frame delivery in complex terrain scenarios, while the 3070 Ti's 8 GB VRAM and 608.3 GB/s bandwidth handle the texture streaming demands.

Compared to the nearest rival combos, the CPU's average benchmark score of 26214 puts it within 0.2% of the AMD Ryzen 5 7600X (26272) and 0.1% of the Intel Core i9-11900KF (26196). This tight clustering suggests that the 5700X is competitive with newer and higher-tier processors in synthetic tests, though real-world Flight Simulator performance depends on the specific game engine's threading model.

The 713th rank out of 1795 means there are 1082 combos that perform worse, which contextualizes the system as a capable but not top-tier setup. For users with this hardware, the data suggests that targeting 1440p with High or Ultra settings is the realistic ceiling for consistently smooth gameplay, while 4K requires compromises on quality.

Settings Recommendations

Based on the measured FPS data, the optimal settings preset depends on the user's resolution and performance priorities. At 1920x1080, all four presets exceed 75 FPS, so the choice is straightforward: Ultra (76.3 FPS) is the recommended preset, as it delivers the highest visual quality while maintaining a smooth frame rate. The jump from High (82 FPS) to Ultra (76.3 FPS) costs only 5.7 FPS, a minimal penalty for the additional visual features.

At 2560x1440, the data reveals a more nuanced trade-off. Medium delivers 90.2 FPS, High delivers 64.4 FPS, and Ultra delivers 60.6 FPS. For users who prioritize frame rate stability, Medium is the safest choice, offering 25.8 FPS more than High. However, for those who want the best visual experience, Ultra at 60.6 FPS is just above the 60 FPS threshold and provides the full quality preset. High sits awkwardly between them, offering only 3.8 FPS more than Ultra while losing visual fidelity.

At 3840x2160, the recommendations change dramatically. Low (84 FPS) is the only preset that provides comfortable headroom above 60 FPS. Medium (64.4 FPS) is playable but leaves little margin for complex scenes. High (48 FPS) and Ultra (48.9 FPS) are both below 50 FPS, which may cause noticeable stuttering in a flight simulator. For 4K, the data strongly suggests using Low or Medium, with Medium being the best compromise between visual quality and performance.

The overall recommendation is to use Ultra at 1080p, Medium or Ultra at 1440p depending on preference, and Low or Medium at 4K. The measured data shows that the Ultra preset's performance penalty is relatively small at 1080p (5.7 FPS loss from High) but becomes more significant at higher resolutions.

Measured FPS Breakdown

The complete measured FPS dataset provides a comprehensive view of this combo's performance across all resolution and settings combinations.

At 1920x1080, the results are: Low 142.1 FPS, Medium 108.4 FPS, High 82 FPS, Ultra 76.3 FPS. The progression from Low to Medium costs 33.7 FPS, from Medium to High costs 26.4 FPS, and from High to Ultra costs 5.7 FPS. This diminishing penalty suggests that the Ultra preset's additional features are relatively lightweight compared to the jump from Medium to High.

At 2560x1440, the results are: Low 111.5 FPS, Medium 90.2 FPS, High 64.4 FPS, Ultra 60.6 FPS. The gap between Medium and High (25.8 FPS) is the largest single-step drop, indicating that the High preset introduces significant rendering complexity. The Ultra preset adds only 3.8 FPS of additional cost, making it a reasonable upgrade from High.

At 3840x2160, the results are: Low 84 FPS, Medium 64.4 FPS, High 48 FPS, Ultra 48.9 FPS. The Medium to High drop of 16.4 FPS is substantial, and the High to Ultra transition shows a slight increase of 0.9 FPS, which is likely within measurement variance. The 4K data shows that the GPU's 8 GB VRAM and 608.3 GB/s bandwidth become the limiting factors, as even High and Ultra converge to nearly identical frame rates.

Across all resolutions, the Low preset demonstrates the system's raw throughput capability, while the Ultra preset reveals the practical ceiling for this combination. The 4K Ultra result of 48.9 FPS is the lowest measured value, confirming that this combo is not optimized for 4K gaming with maximum quality settings.

CPU Role — cores, clocks, and how they relate to this game's results

The AMD Ryzen 7 5700X's specifications provide context for the Flight Simulator results. With 8 cores and 16 threads, a base clock of 3.40 GHz, and a boost clock of 4.60 GHz, this Zen 3 (Vermeer) processor offers substantial multi-threaded capability. The 32 MB of shared L3 cache and 7 nm process node from TSMC contribute to its 83rd percentile ranking among all CPUs, with an average benchmark score of 26214.

In synthetic benchmarks, the 5700X scores 22620 in Cinebench R23 multi-core and 3193 in single-core, which indicates strong performance in both heavily threaded and lightly threaded workloads. The 6858 score in 3DMark 16-thread tests and 921 in single-thread tests further characterize its capability. For Flight Simulator, which can utilize multiple cores for terrain processing, physics, and AI, the 16 threads provide headroom that helps maintain frame rates at lower resolutions where the CPU is more likely to be a factor.

The CPU's nearest rivals in synthetic benchmarks are the AMD Ryzen 5 7600X (26272 avg, 0.2% higher) and the Intel Core i9-11900KF (26196 avg, 0.1% lower). This tight grouping suggests that the 5700X is competitive with newer architectures and higher-tier processors in general compute tasks. In Flight Simulator specifically, the 1080p Low result of 142.1 FPS demonstrates that the CPU can drive frame rates well above what the GPU can sustain at higher resolutions.

The 65W TDP and 4,150 million transistors on a 74 mm² die represent an efficient design that generates moderate heat, allowing the CPU to sustain boost clocks over extended sessions. The DDR4 memory support with dual-channel configuration and 51.2 GB/s bandwidth is adequate for this game, as the data does not show any memory-bandwidth-related bottlenecks. The 5700X's PCIe Gen 4 support with 20 lanes ensures the GPU has full bandwidth for texture streaming from storage.

The data suggests that the CPU is not the limiting factor in most tested scenarios. At 4K, where the GPU is clearly the bottleneck, the CPU's 16 threads provide more than enough capacity. Even at 1080p Low, where the CPU would be most stressed, the 142.1 FPS result indicates the 5700X can keep up with the RTX 3070 Ti's frame output. The combination is well-balanced, with the CPU offering a slight headroom advantage that becomes more relevant in CPU-intensive flight scenarios outside the benchmark's standard conditions.