Microsoft Flight Simulator

The pairing of AMD's 16-core Ryzen 9 5950X with NVIDIA's older GeForce GTX 1070 creates a stark imbalance in Microsoft Flight Simulator. The benchmark data reveals a system where the graphics card is the clear bottleneck at higher resolutions, while the processor's immense multi-threading capabilities remain largely underutilized by the simulation's engine. The measured frames per second across twelve different configurations show a predictable pattern of performance degradation as resolution and settings increase, but the magnitude of those drops tells a compelling story about where this combo's limits truly lie.

Resolution Scaling

The FPS data shows a consistent and significant penalty as resolution climbs from 1920x1080 to 3840x2160, with the drop becoming more pronounced at higher detail settings. At Low settings, the average frame rate falls from 84.3 FPS at 1080p to 66.8 FPS at 1440p, a reduction of approximately 20.8%, and then further down to 50.3 FPS at 4K, which is 40.3% below the 1080p baseline. This scaling pattern indicates that even at the lowest graphical preset, the GTX 1070 is struggling to maintain performance as the pixel count increases, though the 1080p result of 84.3 FPS suggests the CPU is capable of feeding the GPU adequately at that resolution.

Moving to Medium settings, the frame rate drops from 61.9 FPS at 1080p to 48.9 FPS at 1440p, and then to 35.5 FPS at 4K. The percentage drop from 1080p to 4K is 42.6%, which is slightly steeper than the Low setting drop. At High settings, the pattern continues with 46.3 FPS at 1080p falling to 39.3 FPS at 1440p and finally 25.5 FPS at 4K, representing a 44.9% reduction from the baseline. The Ultra preset shows the most dramatic scaling, with 47.7 FPS at 1080p dropping to 35.1 FPS at 1440p and just 27.2 FPS at 4K, a 43.0% decline.

The data implies that the limiting component shifts depending on the resolution. At 1080p, the difference between Low (84.3 FPS) and Ultra (47.7 FPS) is substantial, suggesting the GPU is already the primary constraint even at the lowest resolution. However, the relatively small gap between High (46.3 FPS) and Ultra (47.7 FPS) at 1080p is curious; it may indicate that the simulation's engine is hitting a CPU-related ceiling around the mid-40s FPS range, preventing the GPU from fully flexing its muscles even when settings are lowered. At 4K, the GTX 1070's 8 GB of VRAM and 256-bit memory interface become the dominant factor, with even Low settings failing to break past the 50.3 FPS mark.

FAQ

Q: What is the best average FPS this combo achieves in the entire test suite?

A: The highest recorded average is 84.3 FPS, achieved at 1920x1080 resolution with Low settings.

Q: How much faster is Low settings compared to Ultra at 1440p?

A: At 2560x1440, the Low preset delivers 66.8 FPS, which is 31.7 FPS higher than the Ultra preset's 35.1 FPS, representing a 90.3% improvement.

Q: Does the combo ever drop below 30 FPS in the measured data?

A: Yes, the 3840x2160 High and Ultra presets both fall below 30 FPS, with averages of 25.5 FPS and 27.2 FPS respectively.

Q: What is the performance difference between Medium and High at 1080p?

A: At 1920x1080, Medium settings yield 61.9 FPS while High settings yield 46.3 FPS, a difference of 15.6 FPS in favor of Medium.

Q: At which resolution does the combo fail to reach 60 FPS on any preset?

A: At 3840x2160, no preset achieves 60 FPS; the highest is Low at 50.3 FPS.

Q: How does the 4K Ultra result compare to the 1080p Low result?

A: The 4K Ultra average of 27.2 FPS is 57.1 FPS lower than the 1080p Low average of 84.3 FPS, a 67.7% reduction in performance.

GPU Role

The GTX 1070 is a Pascal architecture GPU with 1920 shading units and 64 ROPs, built on a 16 nm process. Its memory subsystem consists of 8 GB of GDDR5 on a 256-bit bus, providing a bandwidth of 256.3 GB/s. The core clocks are rated at 1506 MHz base and 1683 MHz boost, which are modest figures compared to modern GPUs but still relevant for this simulation's graphical load. The GPU's benchmark scores place it in the 51st percentile of all GPUs, with an average benchmark score of 12331. Its nearest rivals include the NVIDIA Quadro K4200 (0.7% lower score) and the NVIDIA GeForce GTX 1650 SUPER (1.4% higher score), indicating that the GTX 1070 sits in a crowded mid-range performance tier.

In the context of Microsoft Flight Simulator, the GPU's 8 GB VRAM capacity is a critical factor. The game is known for streaming vast amounts of terrain and scenery data, and the measured FPS at 4K suggests the memory bus and capacity are being saturated. The drop from 50.3 FPS at 4K Low to 25.5 FPS at 4K High is a 24.8 FPS penalty, which is a larger absolute drop than the 16 FPS penalty seen when going from 1080p Low to 1080p High. This indicates that the GPU's compute and memory resources are disproportionately stressed at higher resolutions, with the gap between Low and High widening as pixel count increases.

The GPU's 6.463 TFLOPS of FP32 performance is adequate for 1080p gaming, but the data shows it becomes the limiting factor at 4K. The 3DMark Steel Nomad DX12 score of 1082 is a low figure, suggesting the GPU lacks the modern feature set and raw throughput needed for demanding titles at high resolutions. Interestingly, the PassMark DirectX 11 score of 100 is higher than the DirectX 12 score of 48, which may explain why the game performs better on lower settings where older API paths are utilized.

Measured FPS Breakdown

The complete dataset spans three resolutions and four settings presets. At 1920x1080, the Low preset achieves 84.3 FPS, which is the only configuration in the entire suite to exceed 80 FPS. Medium settings drop to 61.9 FPS, a 22.4 FPS reduction, while High and Ultra are nearly identical at 46.3 FPS and 47.7 FPS respectively. This clustering of High and Ultra results at 1080p is notable, as it suggests the game engine is not differentiating much between these two presets for this hardware combination.

At 2560x1440, the pattern shifts slightly. Low settings yield 66.8 FPS, which is still playable, but Medium drops to 48.9 FPS. High falls to 39.3 FPS, and Ultra reaches 35.1 FPS. The gap between Low and Medium is 17.9 FPS, which is larger than the 22.4 FPS gap at 1080p, indicating that the GPU is becoming more stressed at the higher resolution. The difference between High and Ultra at 1440p is 4.2 FPS, which is a smaller relative gap than at 1080p, where Ultra was actually 1.4 FPS faster than High.

At 3840x2160, all presets struggle. Low achieves 50.3 FPS, which is the only 4K result above 40 FPS. Medium drops to 35.5 FPS, High to 25.5 FPS, and Ultra to 27.2 FPS. The inversion of High and Ultra at 4K (where Ultra is 1.7 FPS faster than High) mirrors the 1080p result and suggests measurement variance or inconsistent optimization across presets. The jump from Low to Medium at 4K is a 14.8 FPS drop, which is proportionally larger than at lower resolutions, confirming the GPU's severe bottleneck at this pixel count.

CPU Role

The AMD Ryzen 9 5950X is a 16-core, 32-thread processor based on the Zen 3 architecture, code-named Vermeer, manufactured on a 7 nm process at TSMC. It features a base clock of 3.40 GHz and a boost clock of 4.90 GHz, with 64 MB of L3 cache. The CPU's multi-threaded benchmark scores are exceptional, with Cinebench R23 multicore reaching 38607 and PassMark multithread scoring 45424. Its single-thread performance is also strong, with Cinebench R23 singlecore at 5450 and Geekbench singlecore at 2211. The processor sits in the 93rd percentile of all CPUs, with an average benchmark score of 49062, placing it just 0.2% behind the Intel Core i5-14600K and 0.6% behind the Intel Core i5-14600KF.

Despite this formidable processing power, the measured FPS data suggests the CPU is rarely the limiting factor in Microsoft Flight Simulator with this GPU. The fact that 1080p Low achieves 84.3 FPS while 4K Ultra drops to 27.2 FPS indicates the GPU is handling the bulk of the workload. However, the clustering of High and Ultra results at 1080p (46.3 FPS and 47.7 FPS) hints at a possible CPU-related ceiling around that frame rate. The game's simulation logic, which includes flight physics, weather systems, and AI traffic, is often single-threaded or lightly threaded, and the 5950X's single-core performance (Cinebench R15 singlecore score of 549) is strong but may not translate directly to in-game FPS if the engine is poorly optimized for multi-threading.

The CPU's 3DMark 2-thread score of 1856 and 4-thread score of 3595 indicate that its lighter-threaded performance is solid, but the massive jump to 10810 in the 16-thread test shows where its true strength lies. Microsoft Flight Simulator is known for being more CPU-intensive than typical shooters, yet the data here reveals that the GTX 1070's limitations overshadow the CPU's capabilities. The 5950X is clearly capable of driving higher FPS if paired with a stronger GPU, as evidenced by its benchmark scores, but in this specific combo, the GPU holds it back.

Settings Recommendations

For the best playable experience, the data points to 1920x1080 with Medium settings as the sweet spot. This configuration delivers 61.9 FPS, which is above the 60 FPS threshold commonly considered smooth for flight simulation. The jump from Low (84.3 FPS) to Medium (61.9 FPS) sacrifices 22.4 FPS but likely provides a significant visual improvement in terrain detail, shadows, and object density. Pushing to High at 1080p drops the average to 46.3 FPS, which is still playable but falls below the 60 FPS target, and the negligible difference between High and Ultra (47.7 FPS) makes Ultra the better choice if the user insists on maximum fidelity at that resolution.

At 2560x1440, the data suggests Medium settings (48.9 FPS) are the highest preset that remains consistently playable, though Low (66.8 FPS) offers a much smoother experience. The 4K resolution is not viable for this combo, as even Low settings (50.3 FPS) struggle to maintain 60 FPS, and Medium (35.5 FPS) and above fall into choppy territory. For users with a 1440p monitor, the recommendation is to start with Medium and adjust individual settings down if the frame rate dips below 45 FPS. The Ultra preset at any resolution provides diminishing returns, as the FPS differences between High and Ultra are minimal (1.4 FPS at 1080p, 4.2 FPS at 1440p, and 1.7 FPS at 4K), suggesting the visual gains are not worth the performance cost.

How This Combo Ranks

The AMD Ryzen 9 5950X + NVIDIA GeForce GTX 1070 combination ranks 1536th out of 1795 tested combos in Microsoft Flight Simulator, placing it in the bottom 14.4% of all configurations. This low ranking is unsurprising given the GPU's age and the game's demanding nature. The GTX 1070's average benchmark score of 12331 places it in the 51st percentile, and its nearest rivals (GTX 1650 SUPER, GTX 880M) are all similarly dated or lower-tier cards, indicating that the GPU is the weak link dragging down the combo's overall standing.

The CPU's ranking is far more impressive, sitting in the 93rd percentile of all CPUs, but this does not translate to in-game performance due to the GPU bottleneck. The combo's rank is a reflection of the weakest component, and the data clearly shows the GTX 1070 cannot keep pace with the 5950X's potential. The measured FPS at 4K (25.5 to 50.3 FPS) aligns with the GPU's low-end percentile ranking, while the CPU's high benchmark scores are effectively wasted in this pairing. For users seeking better performance in this game, upgrading the GPU would yield far greater gains than changing the CPU, as the 5950X is already among the best processors available for simulation workloads.