Microsoft Flight Simulator

The Intel Core i5-10400F pairs with the NVIDIA GeForce RTX 5070 to deliver a surprisingly capable Microsoft Flight Simulator experience, particularly for a CPU that launched in an older generation. The data shows this combination is not a top-tier performer, but it holds its own in a crowded field, ranking 827th out of 3714 tested combos. This places it in the top 22% of all configurations, a solid result that suggests the pair works well together despite potential bottlenecks. The analysis below breaks down how each component contributes to the measured frame rates and what settings you should use to get the most out of this build.

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

The Intel Core i5-10400F is a 6-core, 12-thread processor based on the Comet Lake architecture, built on Intel's 14 nm process. It operates with a base clock of 2.90 GHz and a boost clock of 4.30 GHz, with a 65 W TDP. The CPU has a 12 MB shared L3 cache and supports dual-channel DDR4 memory with a bandwidth of 42.7 GB/s. This processor slots into the Intel Socket 1200 and uses PCIe Gen 3 with 16 lanes. For a flight simulator that relies heavily on single-thread performance for physics and flight modeling, the 4.30 GHz boost clock is crucial. Benchmark data shows a single-thread score of 688 in 3dmark and 1451 in Cinebench R23, which are respectable figures for a CPU of this generation.

However, the game's performance is not just about raw clocks. The i5-10400F's multithreaded capabilities are also relevant, as Microsoft Flight Simulator can utilize multiple cores for scenery loading and AI traffic. The processor scores 4748 in 3dmark's 16-thread test and 10283 in Cinebench R23 multicore. These numbers indicate that while the CPU is not a powerhouse by modern standards, it provides enough throughput to keep the RTX 5070 fed at most settings. The data shows that at 1920x1080 with Low settings, the combo achieves 134 FPS, which suggests the CPU can handle high frame rates when the GPU is not the limiting factor. The processor's average benchmark score of 14185 places it in the 68th percentile of all CPUs, and its nearest rivals include the Intel Xeon 6756E and AMD EPYC 7552, with scores within 0.5% of the i5-10400F. This indicates that the CPU's performance is well within a normal range for its class.

In this game specifically, the CPU's role becomes more apparent at lower resolutions and settings. At 1080p Low, the average FPS of 134 is the highest measured across all settings for this resolution, showing that the CPU can push frames quickly when graphical load is minimal. Conversely, at 4K Ultra, the average FPS drops to 58, which is likely more GPU-bound. The 6-core, 12-thread configuration is sufficient for this title, but the data suggests that users with more demanding background tasks or complex add-ons might see stutter. The i5-10400F's 68th percentile ranking among all CPUs confirms it is a mid-range performer, and in combination with the RTX 5070, it provides a balanced foundation for flight simulation.

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

The NVIDIA GeForce RTX 5070 is the primary driver of visual fidelity in this setup. It features 12 GB of GDDR7 memory on a 192-bit bus, delivering a bandwidth of 672.0 GB/s. This memory capacity is ample for Microsoft Flight Simulator's high-resolution textures, even at 4K. The GPU is based on the Blackwell 2.0 architecture (chip GB205) and is manufactured on a 5 nm process by TSMC. It has a base clock of 2325 MHz and a boost clock of 2512 MHz, with memory running at an effective 28 Gbps. The RTX 5070 has 6144 shading units, 192 texture mapping units, and 80 raster operation pipelines, along with 48 RT cores and 192 tensor cores. These specifications translate to a texture rate of 482.3 GTexel/s and a pixel rate of 201.0 GPixel/s, making it a highly capable card for rendering complex scenes.

In benchmark tests, the RTX 5070 scores 29137 in Passmark's G3D test and 5077 in 3dmark's Steel Nomad DX12 test. Its average benchmark score of 40377 places it in the 82nd percentile of all GPUs, which is notably higher than the CPU's 68th percentile. This suggests the GPU is the stronger component in this pairing. The nearest rivals to the RTX 5070 in benchmark scores include the AMD Radeon Pro 580 and Radeon Pro WX 7100, with scores within 0.8% of the NVIDIA card. This indicates that the RTX 5070 performs consistently with other high-end cards.

The GPU's impact on measured FPS is clear when comparing resolutions. At 1920x1080 with Ultra settings, the combo achieves 98 FPS, while at 3840x2160 with Ultra settings, it drops to 58 FPS. This is a 41% reduction in performance, which is typical for a game like Microsoft Flight Simulator that scales heavily with resolution. The 12 GB VRAM is not a limiting factor here, as even at 4K Ultra, the card manages to maintain playable frame rates. The data shows that the RTX 5070's boost clock of 2512 MHz is sufficient to drive high FPS at 1080p, where the CPU becomes the bottleneck. At higher resolutions, the GPU's raw compute power takes over, and the results are more consistent with its performance class. The card's 82nd percentile ranking confirms it is a strong performer, and its 250 W TDP is reasonable for the performance it delivers.

FAQ

Q: What is the best resolution to use with this CPU and GPU combo for Microsoft Flight Simulator?

A: Based on the measured FPS, 2560x1440 with High settings offers a good balance, achieving 83 FPS. At 1920x1080, the combo reaches 103 FPS on High, while at 3840x2160, it drops to 61 FPS on High. For a smoother experience, 1440p is recommended, as it provides a significant visual upgrade over 1080p without the performance hit of 4K.

Q: How does the RTX 5070's performance compare to its nearest rivals?

A: The RTX 5070 has an average benchmark score of 40377, which is 0.1% higher than the AMD Radeon Pro 580 and 0.8% higher than the AMD Radeon Pro WX 7100. It is 1.2% lower than the AMD Radeon Pro 5300 and 2% higher than the NVIDIA RTX A500 Mobile. These deltas are minimal, indicating the RTX 5070 performs in line with these workstation-class GPUs.

Q: Can this combo handle 4K gaming in Microsoft Flight Simulator?

A: Yes, but with caveats. At 3840x2160 with Medium settings, the combo achieves an average of 81 FPS with a minimum of 69 FPS. On High settings, it drops to 61 FPS, and on Ultra, it falls to 58 FPS. For a stable 60 FPS experience, Medium settings at 4K are recommended, while High settings are borderline playable.

Q: Is the Intel Core i5-10400F a bottleneck for the RTX 5070?

A: The CPU's performance is in the 68th percentile of all CPUs, while the GPU is in the 82nd percentile. This gap suggests the CPU is the limiting factor in some scenarios, particularly at lower resolutions. At 1920x1080 Low, the combo hits 134 FPS, which is high, but the CPU's single-thread score of 688 in 3dmark indicates it may struggle to push beyond that in CPU-intensive areas.

Q: What is the difference in FPS between Low and Ultra settings at 1440p?

A: At 2560x1440, the combo achieves 125 FPS on Low settings and 79 FPS on Ultra settings. This represents a 37% decrease in performance when moving from Low to Ultra. Medium settings provide a middle ground at 110 FPS, making them a good compromise for visual quality and smoothness.

Q: How does the combo rank among all tested configurations?

A: This combination ranks 827th out of 3714 tested combos, placing it in the top 22% of all configurations. This is a strong result, indicating that the i5-10400F and RTX 5070 work well together for this game, even though neither component is top-tier on its own.

How This Combo Ranks

The combination of the Intel Core i5-10400F and NVIDIA GeForce RTX 5070 ranks 827th out of 3714 tested combos in Microsoft Flight Simulator. This places the pair in the upper quartile of all configurations, which is a notable achievement given that the CPU is from an older generation. The ranking suggests that this pairing is well-balanced for this specific title, even though the GPU is significantly stronger than the CPU in terms of benchmark percentiles. The RTX 5070's 82nd percentile ranking versus the CPU's 68th percentile indicates that the GPU is doing most of the heavy lifting, but the i5-10400F is sufficient to avoid severe bottlenecks.

In practical terms, the combo's rank means it outperforms roughly 78% of all tested setups. This is a strong showing for a mid-range CPU paired with a high-end GPU. The data shows that the combo is particularly effective at 1080p and 1440p, where it achieves high frame rates on most settings. At 4K, the performance is still playable but requires lowering settings to Medium or High to maintain smooth frame rates. Overall, this ranking reflects a configuration that delivers excellent value in terms of performance, without the need for a more expensive CPU. The measured FPS data supports this, as the combo achieves playable frame rates across all tested resolutions and settings, with only the most demanding 4K Ultra preset dipping below 60 FPS.

Settings Recommendations

For the best experience with this combo, the data points to 2560x1440 with High settings as the sweet spot. At this resolution and preset, the combo achieves an average of 83 FPS, which is smooth for a flight simulator. This configuration provides a good balance between visual fidelity and performance, allowing for detailed scenery without sacrificing frame rate. If you prefer higher frame rates, dropping to 1920x1080 on High settings yields 103 FPS, which is excellent for fast-moving scenarios. For users with 4K displays, Medium settings at 3840x2160 are recommended, as they deliver an average of 81 FPS with a minimum of 69 FPS, ensuring a stable experience.

Ultra settings are only advisable at 1080p, where the combo manages 98 FPS. At 1440p Ultra, the average drops to 79 FPS, which is still playable, but the jump to 4K Ultra results in 58 FPS, which may feel less smooth. The data suggests that Medium settings offer the best performance-per-visual-quality ratio at higher resolutions. For example, at 1440p, the difference between Medium (110 FPS) and Ultra (79 FPS) is significant, and the visual upgrade may not justify the 28% performance loss. Similarly, at 4K, Medium (81 FPS) is much smoother than Ultra (58 FPS), making it the preferred choice for most users. Low settings are only recommended for competitive play or if you are using a high refresh rate monitor, as they push frame rates to 125 FPS at 1440p and 134 FPS at 1080p.

Measured FPS Breakdown

The measured FPS data provides a clear picture of how this combo performs across resolutions and settings. At 1920x1080, the lowest resolution tested, the combo achieves its highest frame rates. Low settings produce an average of 134 FPS, Medium settings yield 123 FPS with a minimum of 104 FPS and a maximum of 141 FPS, High settings deliver 103 FPS, and Ultra settings produce 98 FPS. This shows that at 1080p, the combo is capable of high refresh rate gaming, even on Ultra presets.

Moving to 2560x1440, the performance scales down as expected. Low settings achieve 125 FPS, Medium settings hit 110 FPS with a range of 94 to 127 FPS, High settings deliver 83 FPS, and Ultra settings drop to 79 FPS. The 1440p results indicate that the combo is still very capable, with Medium settings providing a smooth experience above 100 FPS.

At 3840x2160, the highest resolution tested, the combo struggles to maintain high frame rates on demanding presets. Low settings produce 105 FPS, which is impressive for 4K, Medium settings achieve 81 FPS with a minimum of 69 FPS and a maximum of 94 FPS, High settings drop to 61 FPS, and Ultra settings fall to 58 FPS. These numbers show that 4K gaming is possible, but only with settings tuned down. The data reveals a clear trend: the combo performs best at 1080p and 1440p, where it can maintain high frame rates across all settings, while 4K requires compromising on visual quality to achieve playable performance. The minimum FPS figures for Medium settings at all resolutions indicate good frame time consistency, which is important for a smooth flight simulation experience.