Microsoft Flight Simulator

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

The AMD Ryzen 9 9900X brings 12 cores and 24 threads to Microsoft Flight Simulator, built on the Zen 5 architecture with a base clock of 4.40 GHz and a boost clock of 5.60 GHz. This is a flight simulator that famously stresses single-thread performance for its core simulation loop, yet the 24 threads provide headroom for background physics, AI traffic, and scenery streaming. The CPU's 3DMark single-thread score of 1286 and multi-thread score of 13929 (max threads) suggest a processor that can handle both the demanding single-core simulation logic and the parallel tasks that populate a dense virtual world.

The data shows the 9900X sits at the 94th percentile among all CPUs, with an average benchmark score of 54450. Its nearest rival, the AMD Ryzen 9 9900X3D, scores 54681, a mere 0.4% higher — indicating that the 3D V-Cache variant offers negligible advantage in general compute, though flight simulators can sometimes benefit from cache-sensitive workloads. The Intel Core i7-14700F trails by 0.7% (score 54097), while both Intel Core Ultra 5 245K and 245KF lead by 1.5% and 1.8% respectively, with scores of 55304 and 55421.

In Microsoft Flight Simulator specifically, the CPU's role becomes evident when examining the measured FPS at 1080p Low: 201.4 FPS. This high frame rate at the lowest graphical settings indicates the CPU is feeding the GPU efficiently, but it also raises a question — is the 9900X's single-thread performance (Cinebench R23 single-core score of 6555) the limiting factor at higher settings, or does the GPU take over? The 12-core design with a 64 MB shared L3 cache suggests the CPU can maintain consistent frame pacing even when the simulator spawns complex scenery, but the benchmark results will reveal whether the CPU or GPU becomes the bottleneck as resolution climbs.

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

The NVIDIA GeForce RTX 5070 Ti pairs 16 GB of GDDR7 memory with a 256-bit bus, delivering 896.0 GB/s of bandwidth. Its boost clock of 2452 MHz and base clock of 2295 MHz, combined with 8960 shading units, position it as a high-end Blackwell 2.0 part. For Microsoft Flight Simulator, which streams vast textures and detailed terrain, the 16 GB VRAM capacity is critical — it allows the GPU to hold high-resolution textures without stuttering from memory swaps.

The GPU's 3DMark Steel Nomad DX12 score of 6604 and PassMark G3D score of 32974 place it at the 87th percentile among all GPUs. Its nearest rival, the NVIDIA GeForce RTX 4080, scores 52085 in average benchmarks — a delta of 0% — making the 5070 Ti effectively a performance twin of the previous generation's flagship. The AMD Radeon RX 7700S scores 52505 (0.8% higher), while the RTX A1000 and AMD Radeon Pro W6600M trail by 2.5% and lead by 2.5%, respectively.

In the measured FPS data, the GPU's influence becomes stark when comparing 1080p and 4K results. At 1080p Ultra, the combo hits 112.6 FPS, but at 4K Ultra, it drops to 65.2 FPS. The RTX 5070 Ti's 43.94 TFLOPS FP32 performance and 686.6 GTexel/s texture rate are being exercised heavily at higher resolutions. The question the data poses: is the 16 GB VRAM sufficient to maintain smooth performance at 4K Ultra, or does the 896.0 GB/s bandwidth become a constraint? The 71.5 FPS at 4K High versus 65.2 FPS at 4K Ultra (a difference of 6.3 FPS) suggests the GPU is the primary driver of performance at this resolution.

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

The measured FPS reveals a clear pattern of resolution scaling that identifies the bottleneck. At Low settings, the frame rate drops from 201.4 FPS at 1080p to 163.1 FPS at 1440p, then to 114.5 FPS at 4K — a 43.1% reduction from 1080p to 4K. This steep decline indicates the GPU is increasingly stressed as pixel count rises, but the CPU still has headroom since the Low settings reduce graphical load.

At High settings, the progression is 117 FPS (1080p) → 92.9 FPS (1440p) → 71.5 FPS (4K), a 38.9% drop. The Ultra settings show 112.6 FPS → 92.2 FPS → 65.2 FPS, a 42.1% reduction. These consistent drops of roughly 40% or more when moving from 1080p to 4K strongly suggest the RTX 5070 Ti is the limiting component at higher resolutions — the CPU's 12 cores and high boost clock can maintain frame delivery, but the GPU's rendering workload scales directly with resolution.

However, the 1080p Low score of 201.4 FPS versus the 1080p Ultra score of 112.6 FPS (a difference of 88.8 FPS) shows that even at the same resolution, graphical settings dramatically impact performance. This implies that at 1080p Low, the CPU may be approaching its limit, while at 4K Ultra, the GPU is definitively the constraint. The data prompts a deeper question: would a stronger CPU yield higher FPS at 1080p Low, or is the 9900X already sufficient? Given the 94th percentile CPU ranking and the 201.4 FPS result, the CPU appears well-matched, with the GPU becoming the clear bottleneck as resolution increases.

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

Examining the measured rows, the Medium preset offers the most balanced experience across resolutions. At 4K, Medium delivers 91.7 FPS compared to Ultra's 65.2 FPS — a 26.5 FPS advantage — while still providing a visually richer experience than Low's 114.5 FPS. The gap between Medium and High at 4K is 20.2 FPS (91.7 vs 71.5), suggesting that Medium captures most of the visual fidelity without the performance penalty of High.

At 1440p, Medium hits 125.3 FPS, which is comfortably above the 60 FPS threshold for smooth flight simulation, while High and Ultra both hover around 92 FPS. The 1080p data shows Medium at 157.1 FPS, which exceeds the refresh rate of most monitors, making Ultra (112.6 FPS) a viable choice for high-refresh displays. The data suggests that for a consistent experience across all resolutions, Medium is the sweet spot — it maintains 91.7 FPS at 4K and scales up to 157.1 FPS at 1080p, avoiding the steep drops seen in High and Ultra.

The Low preset, while delivering the highest frame rates (201.4 FPS at 1080p), sacrifices too much visual detail for a flight simulator where terrain clarity aids navigation. The Ultra preset, at 65.2 FPS at 4K, is playable but leaves little headroom for complex scenery or weather effects. Given the data, Medium is recommended for 4K users seeking smooth performance, while 1080p users can comfortably push to Ultra without dropping below 112.6 FPS.

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

The AMD Ryzen 9 9900X + NVIDIA GeForce RTX 5070 Ti combination ranks 138th out of 1795 tested combos in Microsoft Flight Simulator, placing it in the top 7.7% of all configurations. This rank reflects the synergy between a 94th-percentile CPU and an 87th-percentile GPU, though the rank suggests other combos outperform it — likely those with higher-tier GPUs or CPUs with more cache.

The rank of 138 out of 1795 indicates that while this combo is strong, it is not at the absolute top tier. The CPU's nearest rival, the Ryzen 9 9900X3D, scores only 0.4% higher in average benchmarks, meaning the combo's rank is not limited by CPU choice. Instead, the RTX 5070 Ti's position (with a 0% delta from the RTX 4080) suggests that upgrading to a higher-end GPU could improve the rank significantly. The data implies that for Microsoft Flight Simulator, the GPU has a larger impact on overall ranking — the 16 GB VRAM and 896.0 GB/s bandwidth handle the game's texture-heavy environments, but higher-tier GPUs with more CUDA cores would push FPS further.

The combo's rank also benefits from the CPU's 24 threads, which prevent frame drops when the simulator processes multiple aircraft or complex weather systems. However, the 138th rank out of 1795 combos means 137 configurations achieve higher FPS — likely pairing the 9900X with GPUs like the RTX 4090 or RX 7900 XTX, though those are not in this data. The rank is a strong endorsement of this mid-to-high-end pairing, but the data hints that GPU headroom remains for future upgrades.

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

1920x1080 (1080p):

• Low: 201.4 FPS
• Medium: 157.1 FPS
• High: 117 FPS
• Ultra: 112.6 FPS

2560x1440 (1440p):

• Low: 163.1 FPS
• Medium: 125.3 FPS
• High: 92.9 FPS
• Ultra: 92.2 FPS

3840x2160 (4K):

• Low: 114.5 FPS
• Medium: 91.7 FPS
• High: 71.5 FPS
• Ultra: 65.2 FPS

The 1080p data shows a clear progression: Low to Medium costs 44.3 FPS, Medium to High costs 40.1 FPS, and High to Ultra costs only 4.4 FPS. This small difference between High and Ultra at 1080p suggests the Ultra preset adds minimal visual benefit relative to its performance cost. At 1440p, the gap between Low and Medium is 37.8 FPS, Medium to High is 32.4 FPS, and High to Ultra is a mere 0.7 FPS — making Ultra essentially free at this resolution. At 4K, the drops are more uniform: 22.8 FPS from Low to Medium, 20.2 FPS from Medium to High, and 6.3 FPS from High to Ultra.

The 4K Ultra result of 65.2 FPS is above the 60 FPS threshold, making it playable but with little margin. The 1080p Low result of 201.4 FPS indicates the CPU can push well beyond typical display refresh rates, while the 4K Ultra result shows the GPU's limits. The data's consistency across resolutions — with 4K Ultra being 57.8% of 1080p Low's FPS — reinforces that the RTX 5070 Ti is the performance ceiling in this pairing.

# FAQ

Q: Is this combo capable of 4K gaming in Microsoft Flight Simulator?

A: Yes, the data shows 65.2 FPS at 4K Ultra and 71.5 FPS at 4K High, both above the 60 FPS threshold. The 16 GB VRAM and 896.0 GB/s bandwidth support high-resolution textures without stuttering.

Q: How does the CPU compare to its nearest rival, the Ryzen 9 9900X3D?

A: The 9900X3D scores 54681 on average benchmarks, just 0.4% higher than the 9900X's 54450. In flight simulator performance, this delta is negligible, suggesting the non-3D variant is equally capable.

Q: What is the best settings preset for a smooth 1440p experience?

A: Medium delivers 125.3 FPS at 1440p, which is 33 FPS higher than High (92.9 FPS) and Ultra (92.2 FPS). Medium provides the best balance of visual quality and performance at this resolution.

Q: Does the GPU outperform the RTX 4080?

A: The average benchmark scores are nearly identical: 52086 for the RTX 5070 Ti and 52085 for the RTX 4080, a 0% delta. In Microsoft Flight Simulator, the measured FPS reflects this parity, making them interchangeable in performance.

Q: Why does the 1080p Low FPS (201.4) differ so much from 4K Ultra (65.2)?

A: The 136.2 FPS difference indicates the GPU becomes the bottleneck at higher resolutions. The CPU's 12 cores and 5.60 GHz boost clock maintain frame delivery, but the GPU's rendering workload scales with pixel count, limiting performance at 4K.

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

A: It ranks 138th out of 1795 combos, placing it in the top 7.7%. This reflects a well-balanced pairing where the CPU (94th percentile) and GPU (87th percentile) work effectively together, though higher-tier GPUs could improve the rank.