Microsoft Flight Simulator

Microsoft Flight Simulator is notoriously demanding, and this pairing of the AMD Ryzen 7 9700X with the AMD Radeon RX 6650 XT shows exactly where the bottlenecks lie. The data reveals a system that can deliver smooth, playable frame rates at 1080p and 1440p with careful settings, but which struggles to maintain a consistent experience at 4K. The benchmark results indicate a clear hierarchy: the GPU is the primary limiting factor as resolution climbs, while the CPU provides ample headroom to avoid being the bottleneck at lower resolutions.

Resolution Scaling

The measured FPS data shows a dramatic and predictable performance drop as resolution increases from 1920x1080 to 3840x2160. At the "Low" preset, the average frame rate falls from 104.8 FPS at 1080p to 83.2 FPS at 1440p, and finally to 59.9 FPS at 4K. This scaling pattern is telling: the drop from 1080p to 1440p is a 21.6 FPS reduction, while the drop from 1440p to 4K is a further 23.3 FPS reduction. The consistent decline suggests that the GPU is being progressively saturated with pixel work.

The "Ultra" preset tells a similar story, with average FPS dropping from 57.4 at 1080p to 48.2 at 1440p and then to 36.6 at 4K. The percentage loss from 1080p to 4K is severe, representing a 36.2% reduction in performance. This is a classic sign of a GPU-bound scenario, where the RX 6650 XT's 8 GB of VRAM and 128-bit memory bus are working hard to feed the increasing pixel count.

However, the scaling is not perfectly linear, which reveals nuance. At 1080p, the difference between "Low" (104.8 FPS) and "Medium" (82.2 FPS) is 22.6 FPS, but the gap between "Medium" and "High" (63.7 FPS) is 18.5 FPS. This suggests that at lower resolutions, the CPU and GPU are sharing the load more evenly, and the performance hit from raising settings is more pronounced. At 4K, the differences between presets compress somewhat, with the "Low" to "Medium" gap being 10.4 FPS and "Medium" to "High" being 15.6 FPS, indicating the GPU is now the dominant constraint.

The data suggests that 1080p is the sweet spot for this combo, where the CPU's strong single-threaded performance can fully express itself. At 1440p, the system remains viable, but the GPU begins to assert its limitations. At 4K, the system is clearly overmatched, with even the "Low" preset barely breaking 60 FPS, which is a marginal result for a flight simulator that often benefits from high frame rates for smooth camera panning.

GPU Role

The AMD Radeon RX 6650 XT is built on the RDNA 2.0 architecture with a 7 nm process node. Its specifications include a base clock of 2055 MHz, a boost clock of 2635 MHz, and a game clock of 2410 MHz. The memory configuration is 8 GB of GDDR6 on a 128-bit bus, providing 280.3 GB/s of bandwidth. In terms of raw compute, it offers 10.79 TFLOPS of FP32 performance with 2048 shading units.

The GPU's benchmark scores place it in the 72nd percentile of all GPUs, with an average benchmark score of 29024. Its nearest rival, the AMD Radeon RX 6800M, has a nearly identical average score of 29011, a deltaPct of 0. This indicates that the RX 6650 XT is positioned exactly where its performance class suggests. The data shows it is also closely matched with the AMD Radeon RX 470 (deltaPct 0.1) and slightly ahead of the Intel Arc A370M (deltaPct -0.5).

In Microsoft Flight Simulator, the GPU's role is critical. The 8 GB VRAM capacity is a potential constraint at 4K, particularly with the "Ultra" preset which demands high-resolution textures. The measured FPS at 4K "Ultra" is 36.6, which is a poor result, indicating the GPU is not just bandwidth-limited but possibly also VRAM-limited. The boost clock of 2635 MHz is respectable, but the card's overall performance is what matters. The data suggests that the RX 6650 XT is a competent 1080p card and a passable 1440p card for this title, but it lacks the headroom for 4K gaming.

CPU Role

The AMD Ryzen 7 9700X is a Zen 5 architecture part on the AMD Socket AM5 platform, manufactured on a 4 nm process. It features 8 cores and 16 threads with a base clock of 3.80 GHz and a boost clock of 5.50 GHz. The cache hierarchy includes 80 KB of L1 per core, 1 MB of L2 per core, and a 32 MB shared L3 cache. This is a strong multi-threaded part, as evidenced by its Cinebench R23 multicore score of 31588 and its Passmark multithread score of 37161.

The CPU's benchmark results show it is a top-tier performer, sitting in the 89th percentile of all CPUs. Its average benchmark score is 36029, and its closest rivals are the Intel Core i5-14500HX (avgScore 35940, deltaPct 0.2) and the Intel Core Ultra 9 185H (avgScore 36165, deltaPct -0.4). This places the 9700X in a very tight performance band where it essentially trades blows with these Intel parts.

In Microsoft Flight Simulator, the CPU's role is to handle the complex flight dynamics, physics, and AI traffic. The benchmark data shows that the CPU is not the bottleneck in most scenarios. At 1080p "Low", the system achieves 104.8 FPS, which is a high frame rate that suggests the CPU can feed the GPU adequately. The single-threaded performance, indicated by a 3dmark single thread score of 1280 and a Cinebench R23 single core score of 4459, is crucial for this game, as flight simulators often rely heavily on a single primary thread. The high boost clock of 5.50 GHz likely contributes to this strong single-threaded showing.

However, the CPU's performance is not infinite. At 1080p "Ultra", the FPS drops to 57.4, which is a significant reduction. While this is partly due to increased GPU load, the data implies the CPU is still working hard to maintain that level of detail. The data suggests that with this GPU, the CPU has plenty of headroom to spare, as the GPU becomes the limiting factor at higher resolutions.

Settings Recommendations

Based on the measured FPS data, the best experience balances visual fidelity with a playable frame rate. For a target of 60 FPS, the "Low" preset at 4K is the only option, achieving 59.9 FPS, but this requires sacrificing most visual enhancements. At 1440p, the "Medium" preset delivers 64.1 FPS, which is a solid result that maintains a good level of detail. For users with 1080p monitors, the "High" preset at 63.7 FPS is a strong choice, offering a good balance of visual quality and smoothness.

If a higher frame rate is preferred, the "Low" preset at 1440p (83.2 FPS) or 1080p (104.8 FPS) is excellent, but the visual downgrade is substantial. The "Ultra" preset is only recommended for 1080p, where it achieves 57.4 FPS, which is borderline playable. At 1440p "Ultra" (48.2 FPS) and 4K "Ultra" (36.6 FPS), the frame rates are too low for a smooth experience in a simulator where precise control is important.

The data suggests that the best overall experience is at 1440p with the "Medium" preset. This provides 64.1 FPS, which is above the 60 FPS threshold for smoothness, while retaining a decent level of graphical detail. This setup avoids the harshest compromises of the "Low" preset while not overburdening the GPU like "High" or "Ultra" would.

FAQ

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

A: The data shows 1920x1080 provides the highest frame rates, with "Medium" and "High" presets achieving 82.2 and 63.7 FPS respectively. 2560x1440 is also viable with the "Medium" preset at 64.1 FPS, but 3840x2160 only reaches playable levels on the "Low" preset at 59.9 FPS.

Q: Is the CPU or GPU the limiting factor in this game?

A: The benchmark results indicate the GPU is the primary bottleneck, especially at higher resolutions. The FPS drops significantly from 1080p to 4K across all settings, which is a classic sign of GPU saturation. The CPU, with its high single-threaded score of 1280, appears to have ample headroom.

Q: Can this system handle the "Ultra" preset?

A: It can only handle "Ultra" at 1920x1080, where it produces 57.4 FPS. At 2560x1440, the "Ultra" preset drops to 48.2 FPS, and at 3840x2160 it falls to 36.6 FPS, which are not smooth experiences.

Q: How does the RX 6650 XT compare to its closest rival?

A: The RX 6650 XT has an average benchmark score of 29024, which is essentially identical to the AMD Radeon RX 6800M's score of 29011, showing a deltaPct of 0. This indicates they offer nearly identical performance.

Q: What is the best settings preset for a smooth 60 FPS experience?

A: For a consistent 60 FPS, the "Medium" preset at 2560x1440 (64.1 FPS) or the "High" preset at 1920x1080 (63.7 FPS) are the best options. The "Low" preset at 4K also achieves 59.9 FPS, but with a significant visual quality loss.

Q: Is the CPU's multi-threaded performance relevant for this game?

A: While the game benefits from strong single-threaded performance, the CPU's multi-threaded capabilities are not a bottleneck here. The Cinebench R23 multicore score of 31588 is high, but the FPS data shows the GPU is the limiting factor, as frame rates drop uniformly with resolution increases.

Measured FPS Breakdown

The following table details the exact average FPS values measured for each resolution and settings preset.

| Resolution | Settings | Avg FPS |

| :--------- | :------- | ------: |

| 3840x2160 | High | 33.9 |

| 3840x2160 | Low | 59.9 |

| 3840x2160 | Medium | 49.5 |

| 3840x2160 | Ultra | 36.6 |

| 2560x1440 | High | 48.0 |

| 2560x1440 | Low | 83.2 |

| 2560x1440 | Medium | 64.1 |

| 2560x1440 | Ultra | 48.2 |

| 1920x1080 | High | 63.7 |

| 1920x1080 | Low | 104.8 |

| 1920x1080 | Medium | 82.2 |

| 1920x1080 | Ultra | 57.4 |

The data confirms that the system's performance is highly dependent on resolution. At 1080p, even the "Ultra" preset stays above 57 FPS, making it a usable option. At 1440p, the "Medium" preset is the most balanced, while "High" and "Ultra" dip below 50 FPS. At 4K, only the "Low" preset is playable, and it just barely reaches 60 FPS. This breakdown allows for precise settings adjustments based on a user's display and performance preferences. The overall combo rank in game is 1139 out of 1795, indicating it is a mid-tier performer for this specific title.