Microsoft Flight Simulator

Resolution Scaling

The measured FPS data for Microsoft Flight Simulator with the AMD Ryzen 5 2600 and AMD Radeon RX 7900 XTX reveals a clear pattern of diminishing returns as resolution increases. At 1080p, the system delivers 115.4 FPS on Low settings, which drops to 101.8 FPS at 4K on the same settings — a reduction of roughly 13.6 FPS. This relatively modest decline indicates that at lower resolutions, the CPU is playing a substantial role in limiting performance, as the GPU has ample headroom to render frames quickly.

Moving to Medium settings, the scaling story becomes more pronounced. The 1080p result of 106.4 FPS falls to 86.3 FPS at 4K, a drop of 20.1 FPS. This steeper decline suggests that as graphical load increases, the GPU begins to take on more of the performance burden, yet the CPU still exerts influence. At High settings, the 1080p figure of 99.2 FPS scales down to 67.7 FPS at 4K — a 31.5 FPS reduction that clearly demonstrates the GPU becoming the primary constraint at higher resolutions.

Ultra settings present the most dramatic scaling curve. The 1080p average of 94.1 FPS drops to 61.1 FPS at 4K, representing a 33 FPS loss. This pattern indicates that at 4K Ultra, the RX 7900 XTX is heavily taxed, while the Ryzen 5 2600’s six cores and twelve threads are sufficient to keep feeding frames without becoming the bottleneck. The data suggests that 4K gaming with this combo is viable, but the performance ceiling is firmly set by the GPU’s rendering capabilities rather than the CPU’s processing throughput.

The 1440p results occupy an interesting middle ground. At High settings, 89.6 FPS sits between the 1080p and 4K figures, while Low settings produce 109.4 FPS. The scaling from 1440p to 4K at Low settings (109.4 to 101.8 FPS) is only 7.6 FPS, whereas the same resolution jump at Ultra settings (85.8 to 61.1 FPS) costs 24.7 FPS. This asymmetry reinforces the interpretation that the RX 7900 XTX’s 24 GB of GDDR6 memory and 960.0 GB/s bandwidth become increasingly important as resolution climbs.

Settings Recommendations

The measured rows provide clear guidance on which preset delivers the best balance of visual fidelity and frame rate. For 4K displays, the High preset at 67.7 FPS appears to be the optimal choice, as it maintains playable performance while offering substantially better visuals than Medium (86.3 FPS) or Low (101.8 FPS). The Ultra preset at 61.1 FPS is technically above 60 FPS, but the margin is thin, and the performance cost relative to High is significant.

At 1440p, the High preset at 89.6 FPS offers a compelling combination, with Ultra at 85.8 FPS trailing only slightly. The difference between these two presets is just 3.8 FPS, suggesting that Ultra may be worth enabling for users who prioritize image quality. Medium at 98.9 FPS and Low at 109.4 FPS provide higher frame rates but sacrifice visual detail that flight simulation enthusiasts often value for scenery clarity.

For 1080p users, the data shows that even Ultra settings (94.1 FPS) remain comfortably above 90 FPS, making this the recommended preset for the resolution. The gap between High (99.2 FPS) and Ultra (94.1 FPS) is modest, and the visual improvements from Ultra are likely worthwhile. Low settings at 115.4 FPS represent the ceiling of this combo’s performance, but the quality trade-off is substantial.

Across all resolutions, the Medium preset consistently offers a safety net for those who prefer higher frame rates. The 4K Medium result of 86.3 FPS is particularly notable, as it demonstrates that this combo can handle 4K with reasonable settings without dipping into problematic territory.

CPU Role

The AMD Ryzen 5 2600 is a 6-core, 12-thread processor from the 2000 series, built on the Zen architecture and manufactured on a 12 nm process. Its base clock of 3.40 GHz and boost clock of 3.90 GHz place it as a mid-range option from its era, and its benchmark results reflect this positioning. In Cinebench R23, it scores 11,186 points in multi-core and 1,579 in single-core tests. The PassMark single-thread score of 2,239 and multithread score of 13,160 provide additional context for its capabilities.

In Microsoft Flight Simulator, the CPU’s role is evident from the resolution scaling analysis. At 1080p, where the GPU is less stressed, the Ryzen 5 2600’s single-thread performance becomes more consequential, and the data shows this in the relatively small FPS differences between Low and Ultra settings (115.4 vs 94.1 FPS). This 21.3 FPS spread suggests that the CPU can keep pace with the GPU’s output across settings at this resolution.

The CPU’s 16 MB of shared L3 cache and DDR4 dual-channel memory support with 46.9 GB/s bandwidth contribute to its ability to handle the simulation’s data streaming requirements. Flight simulators often rely on terrain and scenery data loading, which benefits from both CPU cache efficiency and memory throughput. The Ryzen 5 2600’s 65 W TDP indicates efficient operation, though the RX 7900 XTX’s 355 W TDP dwarfs this figure in overall system power draw.

Compared to its nearest rivals in the CPU benchmark database, the Ryzen 5 2600 sits very close to the Intel Core i5-1345U (0.4% behind), AMD Ryzen 5 7530U (0.6% ahead), Intel Core i5-11600KF (0.6% behind), and Intel Core i7-10700F (0.7% ahead). These narrow deltas indicate that the CPU’s performance profile is well understood, and its 77th percentile ranking versus all CPUs places it firmly in the mid-range tier.

How This Combo Ranks

The combination of the AMD Ryzen 5 2600 and AMD Radeon RX 7900 XTX achieves a rank of 516 out of 1,795 tested combos in Microsoft Flight Simulator, placing it in the 71st percentile of all combinations. This ranking is notable given the GPU’s high-end positioning — the RX 7900 XTX sits in the 85th percentile versus all GPUs and has a PassMark G3D score of 31,238, placing it near the AMD Radeon Pro 580 (0.4% behind) and NVIDIA GeForce RTX 4070 Ti (2% ahead).

The rank of 516 suggests that while the GPU is capable of delivering high frame rates, the CPU is holding back the combo from reaching the upper echelons of the rankings. Combos that achieve higher ranks likely pair similarly powerful GPUs with more modern or higher-clocked processors. The Ryzen 5 2600’s 77th percentile CPU ranking versus the GPU’s 85th percentile creates an imbalance that the combo’s overall rank reflects.

In practical terms, this rank means that the combo outperforms roughly 71% of all tested configurations in this game. The GPU’s 24 GB of VRAM and 384-bit memory bus provide substantial bandwidth for high-resolution textures, which is a clear advantage in a visually demanding title like Microsoft Flight Simulator. However, the CPU’s Zen architecture, while competent, cannot fully unlock the GPU’s potential in scenarios where CPU-bound bottlenecks emerge, such as dense urban areas or complex weather simulations.

The measured FPS data corroborates this analysis. At 4K Ultra, the combo achieves 61.1 FPS, which is respectable for such demanding settings. The fact that this figure remains above 60 FPS suggests that the CPU is not severely limiting performance at this resolution, as the GPU’s rendering workload dominates. At 1080p Low, the 115.4 FPS result indicates that the CPU can push frames well beyond typical display refresh rates, even if it cannot match the raw throughput of newer processors.

FAQ

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

A: Yes, the data shows playable performance at 4K across all settings. The High preset delivers 67.7 FPS, Medium achieves 86.3 FPS, and even Ultra maintains 61.1 FPS, all above the 60 FPS threshold.

Q: Which resolution provides the best balance of performance and visual quality?

A: At 1440p, the Ultra preset at 85.8 FPS offers excellent visual fidelity with ample frame rate headroom. The gap between High (89.6 FPS) and Ultra (85.8 FPS) is only 3.8 FPS, making Ultra a compelling choice.

Q: How does the Ryzen 5 2600 compare to its closest CPU rivals?

A: The Ryzen 5 2600 is within 0.7% of all four nearest rivals in average benchmark score. It trails the Intel Core i5-1345U by 0.4% and Intel Core i5-11600KF by 0.6%, while leading the AMD Ryzen 5 7530U by 0.6% and Intel Core i7-10700F by 0.7%.

Q: What is the frame rate difference between Low and Ultra settings at 1080p?

A: At 1080p, Low settings produce 115.4 FPS while Ultra settings deliver 94.1 FPS, a difference of 21.3 FPS. This indicates that even at maximum settings, the combo maintains high frame rates at this resolution.

Q: Does the CPU bottleneck the GPU in this game?

A: The data suggests some CPU limitation at lower resolutions. At 1080p Low, the 115.4 FPS result is likely near the CPU’s ceiling, while at 4K Ultra, the 61.1 FPS figure indicates the GPU is the primary constraint. The combo’s 516th rank out of 1,795 combos reflects this imbalance.

Q: How does the RX 7900 XTX compare to its nearest GPU rivals?

A: The RX 7900 XTX has an average benchmark score of 44,019, placing it 0.4% behind the AMD Radeon Pro 580 and 2% behind the NVIDIA GeForce RTX 4070 Ti. It leads the NVIDIA GeForce RTX 4090 Mobile by 0.8% and NVIDIA Quadro M6000 by 1.6%.

Measured FPS Breakdown

The complete measured FPS data for this combo in Microsoft Flight Simulator is as follows:

At 1920x1080, the Low preset achieves 115.4 FPS, Medium delivers 106.4 FPS, High produces 99.2 FPS, and Ultra reaches 94.1 FPS. The spread from Low to Ultra is 21.3 FPS, with each step up in settings costing approximately 7 FPS on average.

At 2560x1440, Low settings yield 109.4 FPS, Medium produces 98.9 FPS, High achieves 89.6 FPS, and Ultra delivers 85.8 FPS. The difference between Low and Ultra here is 23.6 FPS, slightly larger than at 1080p, indicating the GPU’s growing role at this resolution.

At 3840x2160, the performance profile shifts more dramatically. Low settings deliver 101.8 FPS, Medium achieves 86.3 FPS, High produces 67.7 FPS, and Ultra reaches 61.1 FPS. The total spread from Low to Ultra is 40.7 FPS, more than double the spread at 1080p, confirming that the GPU becomes the dominant performance factor at 4K.

Across all resolutions, the Low preset remains above 100 FPS, demonstrating that this combo can achieve high frame rates when visual demands are reduced. The Ultra preset stays above 60 FPS at every resolution, with the 4K result of 61.1 FPS being the closest call. The data shows a consistent pattern where the RX 7900 XTX’s rendering power scales with resolution, while the Ryzen 5 2600’s contribution remains relatively constant, creating the observed performance curves.