Microsoft Flight Simulator

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

The Intel Core i9-14900K brings 24 cores and 32 threads to Microsoft Flight Simulator, a workload that heavily favors high single-thread performance over raw core counts. Its base clock of 3.20 GHz boosts up to 6.00 GHz, and this headroom is what drives the frame rates seen in the measured data. In synthetic testing, the chip scores 7040 in Cinebench R23 single-core, placing it in the 97th percentile among all CPUs. This matters because flight simulators process physics, AI traffic, and scenery loading largely on a single thread, making that 6.00 GHz boost the key enabler for maintaining playable frame rates when the GPU is not the bottleneck.

The CPU's 36 MB of shared L3 cache and 2 MB per-core L2 cache help keep frequently accessed flight data close to the cores. At 1080p with Low settings, the combo reaches 199.4 FPS, a figure that reflects the CPU's ability to feed the GPU with minimal overhead. The data shows a clear pattern: as resolution drops, the CPU becomes the limiting component, and the i9-14900K's single-core strength is what prevents frame rates from collapsing. Its Cinebench R23 multi-core score of 49872 indicates substantial multi-threaded capability, but in this game, that capacity is secondary. The architecture is Raptor Lake-R on a 10 nm process, with DDR4 and DDR5 memory support, though memory speed is not the primary driver here. The 125 W TDP and Intel Socket 1700 mounting are standard for this class of desktop processor.

Comparing to nearest rivals, the i9-14900K sits 0.7% ahead of the Intel Core i9-14900KF and 0.7% ahead of the Intel Core Ultra 7 265KF in average benchmark score. The AMD EPYC 7413 is 0.3% higher, but that chip is a server part with different design goals. Within the game's measured results, the CPU's boost clock of 6.00 GHz is the standout feature. At 1440p Ultra, the frame rate drops to 92.3 FPS, but at 1080p Ultra it rises to 112.2 FPS — a 21.6% increase that comes almost entirely from the CPU's ability to push more frames per second when the GPU has less pixel work.

# Settings Recommendations — which preset gives the best experience per the measured rows

The measured data offers four presets at each resolution, and the optimal choice depends on whether the priority is visual fidelity or frame rate headroom. At 1080p, the Ultra preset delivers 112.2 FPS, which is already above the 60 FPS threshold for smooth flight simulation. The step from High to Ultra costs only 7.9 FPS (from 120.1 to 112.2), making Ultra a reasonable default for 1080p users who want maximum visual quality without sacrificing responsiveness. The Medium preset at 155.4 FPS is available but unnecessary unless chasing very high refresh rates.

At 1440p, the Ultra preset produces 92.3 FPS, only 0.4 FPS below High's 92.7 FPS. This near-identical performance suggests that at this resolution the CPU is starting to become the limiting factor, and the visual gains from Ultra come almost free. The Medium preset at 127.2 FPS offers a 37.8% uplift over Ultra, but the gap between High and Ultra is so small that High or Ultra is the better choice for most users. The data shows that 1440p Ultra is the sweet spot for this combo, balancing the GPU's 16 GB of GDDR7 memory and the CPU's single-thread headroom.

At 4K, the situation inverts. Ultra drops to 62.7 FPS, which is playable but close to the edge. High at 70.8 FPS is the safest recommendation for 4K, as it stays above 60 FPS with more margin. The Medium preset at 90.8 FPS provides a substantial buffer for complex scenes, and Low at 115 FPS is available for those prioritizing smoothness above all. The measured rows indicate that High at 4K is the best balance, as the step from High to Ultra costs 11.4% performance for what is often a marginal visual improvement in a flight simulator where the camera is relatively static. For competitive or fast-paced flying, Medium at 4K is a strong fallback.

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

The frame rate scaling across resolutions reveals where the bottleneck shifts. Starting at Low settings, 1080p produces 199.4 FPS, 1440p produces 159.8 FPS (a 19.9% drop), and 4K produces 115 FPS (a 42.3% drop from 1080p). This scaling is nearly linear with pixel count, indicating the GPU is the primary limiter at Low settings. The RTX 5070 Ti's 896.0 GB/s memory bandwidth and 16 GB of GDDR7 are being taxed as resolution increases, and the frame rate follows accordingly.

At Ultra settings, the pattern changes. 1080p yields 112.2 FPS, 1440p yields 92.3 FPS (a 17.7% drop), and 4K yields 62.7 FPS (a 44.1% drop from 1080p). The 4K-to-1080p drop is nearly identical to the Low setting's 42.3%, suggesting the GPU remains the dominant constraint even at Ultra. However, the 1440p-to-4K step at Ultra (32.1% drop) is steeper than the 1080p-to-1440p step (17.7%), which points to the GPU's memory bandwidth becoming saturated at higher resolutions with more demanding effects.

The High setting shows the most balanced scaling: 120.1 FPS at 1080p, 92.7 FPS at 1440p (22.8% drop), and 70.8 FPS at 4K (41.0% drop from 1080p). The 4K figure stays above 60 FPS, confirming that the combo is well-matched for High settings at any resolution. The data indicates that the CPU's 6.00 GHz boost clock keeps the GPU fed at 1080p, but as resolution climbs, the RTX 5070 Ti's 43.94 TFLOPS of FP32 performance becomes the limiting factor. The 4K Ultra result of 62.7 FPS is the only sub-60 result in the entire set, and it is only marginally below the threshold.

# How This Combo Ranks — use comboRankInGame vs other tested combos

Among 1795 tested CPU-GPU combinations in Microsoft Flight Simulator, this pairing of the Intel Core i9-14900K with the NVIDIA GeForce RTX 5070 Ti ranks 141st. That places it in the top 7.9% of all tested combos, a strong showing for a desktop setup that pairs a 14th-generation Intel flagship with a current-generation NVIDIA GPU. The rank reflects the synergy between the CPU's 97th-percentile single-core performance and the GPU's 87th-percentile overall standing.

The RTX 5070 Ti's nearest rivals in synthetic benchmarks include the NVIDIA GeForce RTX 4080 with a deltaPct of 0 (identical average score), the AMD Radeon RX 7700S at -0.8%, and the AMD Radeon Pro W6600M at -2.5%. This means the GPU is essentially tied with the RTX 4080 in average performance, despite being from a newer generation. The CPU's nearest rivals show a similar tight grouping: the AMD EPYC 7413 is 0.3% higher, while the i9-14900KF and Core Ultra 7 265KF are both 0.7% lower.

The rank of 141 out of 1795 is driven by the game's sensitivity to both single-thread CPU performance and GPU rasterization throughput. The combo outperforms many configurations with more expensive GPUs because the CPU's 6.00 GHz boost clock provides a ceiling that few other processors can match. Conversely, it trails combos with higher-end GPUs like the RTX 4090 or RX 7900 XTX, which offer more raw pixel pushing power. The data shows that this is a balanced pairing where neither component consistently bottlenecks the other, which is reflected in the relatively high percentile rank.

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

The NVIDIA GeForce RTX 5070 Ti is built on the Blackwell 2.0 architecture with a GB203 chip on a 5 nm process from TSMC. It packs 16 GB of GDDR7 memory on a 256-bit bus, providing 896.0 GB/s of bandwidth. This memory subsystem is critical for Microsoft Flight Simulator, which streams large terrain and photogrammetry data. The 16 GB capacity allows the game to load high-resolution textures at 4K without swapping to system memory, which is a key reason the 4K High preset maintains 70.8 FPS.

The GPU's base clock is 2295 MHz, boosting to 2452 MHz. This 157 MHz boost range is modest compared to some rivals, but the Blackwell architecture compensates with 8960 shading units and 280 texture mapping units. The FP32 performance of 43.94 TFLOPS is delivered at a 1:1 ratio for FP16, meaning compute-heavy effects like volumetric clouds run efficiently. The 70 ray tracing cores and 280 tensor cores provide additional headroom for future updates that may increase visual fidelity demands.

In synthetic benchmarks, the RTX 5070 Ti scores 32974 in Passmark G3D and 6604 in 3DMark Steel Nomad DX12. Its Geekbench OpenCL score of 231226 and Vulkan score of 227554 indicate strong compute capabilities. The 300 W TDP and dual-slot design are typical for this performance class, with a 700 W suggested PSU. The GPU's 87th percentile ranking among all GPUs is slightly below the CPU's 97th percentile, which explains why the combo's frame rates scale with resolution — the GPU is the more limiting component at higher pixel counts.

The memory clock of 1750 MHz with 28 Gbps effective speed is what enables the 896.0 GB/s bandwidth. This is particularly relevant at 4K Ultra, where the 62.7 FPS result is limited by memory bandwidth rather than shading power. The 16 GB VRAM also prevents texture popping at 1440p and 4K, where the game's high-resolution assets can exceed 8 GB. The data shows that the GPU's role is to provide consistent frame delivery across presets, with the High setting at 4K being the most balanced point where neither VRAM capacity nor bandwidth becomes a hard limit.

# FAQ

Q: Is this combo capable of running Microsoft Flight Simulator at 4K 60 FPS?

A: Yes, at High settings the combo achieves 70.8 FPS at 3840x2160, and at Medium it reaches 90.8 FPS. At Ultra, the 62.7 FPS result is above 60 FPS but with less margin for complex scenes.

Q: What is the best resolution for this pairing?

A: The data shows 1440p Ultra at 92.3 FPS offers the best balance of visual quality and frame rate. The gap between High (92.7 FPS) and Ultra (92.3 FPS) at 1440p is negligible, so Ultra is recommended.

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

A: At High settings, 1080p yields 120.1 FPS while 4K yields 70.8 FPS, a 41.0% drop. This indicates the GPU becomes the limiting component at higher resolutions.

Q: Does the CPU bottleneck the GPU at any resolution?

A: At 1080p Low, the combo reaches 199.4 FPS, suggesting the CPU's 6.00 GHz boost clock is sufficient to avoid bottlenecking. The frame rate scaling with resolution indicates the GPU is the primary limiter at 1440p and 4K.

Q: How does this combo rank against other tested systems?

A: It ranks 141st out of 1795 tested combinations, placing it in the top 7.9% of all tested systems for this game.

Q: Is Ultra settings playable at 4K?

A: Yes, the 62.7 FPS result is above 60 FPS, but it is the lowest measured score in the dataset. High settings at 70.8 FPS provide more headroom for demanding flight scenarios.

# Measured FPS Breakdown — resolution by resolution, settings by settings, exact numbers

At 1920x1080, the combo delivers its highest frame rates. Low settings produce 199.4 FPS, Medium produces 155.4 FPS, High produces 120.1 FPS, and Ultra produces 112.2 FPS. The gap between High and Ultra is only 7.9 FPS (6.6%), making Ultra the recommended preset at this resolution. The step from Low to Medium costs 44.0 FPS (22.1%), and from Medium to High costs 35.3 FPS (22.7%). This scaling shows diminishing returns as settings increase, with the largest performance hit occurring between Low and Medium.

At 2560x1440, Low settings yield 159.8 FPS, Medium yields 127.2 FPS, High yields 92.7 FPS, and Ultra yields 92.3 FPS. The High-to-Ultra difference is just 0.4 FPS (0.4%), which is within measurement noise. The Medium-to-High step costs 34.5 FPS (27.1%), while the Low-to-Medium step costs 32.6 FPS (20.4%). The near-identical High and Ultra results suggest the CPU or GPU is hitting a similar performance ceiling at this resolution, and the visual upgrade to Ultra is essentially free.

At 3840x2160, Low produces 115 FPS, Medium produces 90.8 FPS, High produces 70.8 FPS, and Ultra produces 62.7 FPS. The Low-to-Medium drop is 24.2 FPS (21.0%), Medium-to-High is 20.0 FPS (22.0%), and High-to-Ultra is 8.1 FPS (11.4%). The 4K Ultra result of 62.7 FPS is the only sub-70 FPS score in the entire dataset, confirming that 4K Ultra is the most demanding configuration. The data shows a consistent pattern: frame rates scale with settings at each resolution, but the relative cost of each preset step varies. At 1080p, the Ultra preset is affordable; at 4K, High is the practical maximum.