Microsoft Flight Simulator

# How This Combo Ranks

The AMD Ryzen 9 8945HX paired with the NVIDIA GeForce RTX 5070 lands at rank 1630 out of 2996 tested combinations in Microsoft Flight Simulator. That places this combo in the 54th percentile of all tested systems, meaning it outperforms slightly more than half of the field while trailing a substantial portion of higher-end configurations. The ranking is notable because both components individually sit in strong positions: the CPU ranks in the 95th percentile against all processors, while the GPU sits in the 82nd percentile against all graphics cards. Yet the combined result in this specific flight simulator is more modest than those individual standings might suggest.

The gap between component percentiles and the combo's in-game rank hints at Microsoft Flight Simulator's demanding nature. The game's simulation-heavy workload and extensive draw distances create bottlenecks that neither component alone can fully overcome. The data implies that while the Ryzen 9 8945HX brings exceptional multi-threaded capability and the RTX 5070 offers strong rasterization performance, the game's engine scales in ways that leave this pairing in the middle of the pack rather than near the top. The 54th percentile ranking suggests that many other combinations, possibly with different CPU-GPU balance points, achieve smoother experiences in this specific title.

Interestingly, the CPU's nearest rivals show an incredibly tight cluster of scores. The Intel Core Ultra 9 285HX sits just 0.1% ahead, while the AMD Ryzen 9 9950X3D trails by 0.6%. This indicates that at the high end, processor choice matters little for overall system benchmarks—but the in-game ranking tells a different story. The combo's position at 1630 of 2996 suggests that the specific pairing of this mobile CPU with this desktop-class GPU creates a particular performance profile that doesn't align perfectly with either component's standalone strengths.

FAQ

Q: How does this combo compare to the CPU's nearest rivals in overall benchmark scores?

A: The Ryzen 9 8945HX's average benchmark score of 76212 places it within a razor-thin margin of its closest competitors. The Intel Core Ultra 9 285HX scores 76155 (0.1% higher), while the AMD EPYC Embedded 8224P scores 76492 (0.4% higher) and the AMD Ryzen Threadripper PRO 9945WX scores 76513 (0.4% higher). The AMD Ryzen 9 9950X3D scores 75779, putting it 0.6% behind. These differences are negligible in practical terms.

Q: What frame rates can this system achieve at 1080p with Low settings?

A: At 1920x1080 with Low settings, the combo delivers an average of 117 FPS. This is the highest measured frame rate across all resolution and settings combinations in the data. The gap between Low and the next tier shows significant headroom: Medium settings at the same resolution drops to 91 FPS, a 22% reduction from Low.

Q: How does the GPU's performance compare to its nearest rivals?

A: The RTX 5070's average benchmark score of 40377 places it in a surprisingly close grouping with older workstation cards. The AMD Radeon Pro 580 scores 40318 (0.1% behind), while the AMD Radeon Pro WX 7100 scores 40063 (0.8% behind). The AMD Radeon Pro 5300 scores 40870 (1.2% ahead), and the NVIDIA RTX A500 Mobile scores 39568 (2% behind). The RTX 5070's 82nd percentile ranking reflects this competitive middle-ground positioning.

Q: Is the CPU's multi-threaded performance particularly strong?

A: Yes, the data shows exceptional multi-threaded results. The Ryzen 9 8945HX scores 42713 in Cinebench R23 multi-core, 17939 in Cinebench R20 multi-core, and 4305 in Cinebench R15 multi-core. Its PassMark multi-thread score of 51405 and physics score of 2168 further reinforce strong parallel processing capabilities. The 16-core, 32-thread configuration with a 5.40 GHz boost clock explains these robust figures.

Q: What is the 4K Ultra experience like with this hardware?

A: At 3840x2160 with Ultra settings, the average FPS drops to 39. This represents the most demanding configuration tested. For comparison, High settings at the same resolution yields 41 FPS, while Medium achieves 54 FPS and Low reaches 70 FPS. The 4K Ultra result falls below the 60 FPS threshold that many users consider the minimum for smooth gameplay, suggesting that Ultra settings at 4K are not practical for this combination.

Q: How does the game's performance scale from 1080p to 4K?

A: The scaling pattern reveals a consistent relationship across settings tiers. At Low settings, performance drops from 117 FPS at 1080p to 95 FPS at 1440p and 70 FPS at 4K—a total reduction of 40% from 1080p to 4K. At Ultra settings, the drop is from 65 FPS at 1080p to 53 FPS at 1440p and 39 FPS at 4K—a 40% reduction as well. This consistent scaling suggests resolution is affecting both CPU and GPU workloads proportionally.

Resolution Scaling

The measured data reveals a clear and consistent pattern of performance degradation as resolution increases. At 1080p Low, the system achieves 117 FPS, which drops to 95 FPS at 1440p and 70 FPS at 4K. This represents a 19% loss from 1080p to 1440p and a further 26% loss from 1440p to 4K. The cumulative 40% reduction from 1080p to 4K at Low settings indicates that resolution scaling imposes a substantial load increase.

At Medium settings, the pattern holds with slightly different magnitudes. The 1080p result of 91 FPS drops to 74 FPS at 1440p (a 19% reduction) and then to 54 FPS at 4K (a 27% reduction from 1440p). The consistency of these percentage drops across Low and Medium settings suggests that the performance scaling is primarily resolution-driven rather than settings-driven. The game appears to respond to pixel count increases in a predictable, linear fashion.

High settings follow the same trajectory: 69 FPS at 1080p, 55 FPS at 1440p (20% reduction), and 41 FPS at 4K (25% reduction from 1440p). Ultra settings show 65 FPS at 1080p, 53 FPS at 1440p (18% reduction), and 39 FPS at 4K (26% reduction from 1440p). The remarkable consistency across all four settings presets—roughly 19-20% drops from 1080p to 1440p and 25-27% drops from 1440p to 4K—points to a scenario where the GPU is the primary limiter at higher resolutions.

The implication is that as resolution climbs, the RTX 5070's workload increases proportionally with pixel count, while the CPU's contribution remains relatively constant. This is characteristic of a GPU-bound scenario at 4K, where the rendering pipeline becomes the bottleneck. The fact that Low settings at 4K (70 FPS) still outperforms Ultra settings at 1080p (65 FPS) by 8% reinforces the notion that resolution and settings interact in complex ways, with the GPU handling both dimensions of workload.

Measured FPS Breakdown

At 1920x1080, the data shows a clear hierarchy across settings. Low settings deliver an average of 117 FPS, representing the best-case scenario for high refresh rate displays. Medium settings produce 91 FPS average with minimums of 78 and maximums of 105 FPS, indicating playable performance with some headroom. High settings yield 69 FPS average, while Ultra settings drop to 65 FPS average. The difference between High and Ultra at 1080p is modest at just 6%, suggesting diminishing returns from the highest preset.

Moving to 2560x1440, the performance envelope tightens considerably. Low settings still manage 95 FPS average, which remains smooth for most displays. Medium settings deliver 74 FPS average with a range of 63 to 85 FPS. High settings drop to 55 FPS average, while Ultra settings reach 53 FPS average. The gap between High and Ultra narrows further to just 4% at this resolution, indicating that the settings preset has less impact as pixel count increases.

At 3840x2160, the system's limits become apparent. Low settings achieve 70 FPS average, which is playable but no longer reaches high refresh rate territory. Medium settings produce 54 FPS average with minimums of 46 and maximums of 63 FPS—a range that dips below the 60 FPS threshold at times. High settings deliver 41 FPS average, while Ultra settings bottom out at 39 FPS average. The 4K results show a compression of the settings hierarchy: the difference between Low and Ultra at 4K is 31 FPS, compared to 52 FPS at 1080p.

The data reveals that the Medium preset consistently provides the widest measurable range between minimum and maximum FPS. At 1080p, the spread is 27 FPS (78 to 105). At 1440p, it narrows to 22 FPS (63 to 85). At 4K, it tightens further to 17 FPS (46 to 63). This compression of variance at higher resolutions suggests that the GPU becomes more consistently saturated as pixel count increases, reducing the frame-to-frame variability that comes from CPU-driven scene complexity.

Settings Recommendations

For users targeting 60 FPS as a baseline, the data indicates that 1080p offers the most flexibility. At this resolution, Low, Medium, and High settings all exceed the 60 FPS threshold, with only Ultra falling slightly below at 65 FPS. Medium settings provide the best balance of visual quality and performance headroom, with an average of 91 FPS and a minimum of 78 FPS that keeps well above the 60 FPS floor. The 27 FPS spread between minimum and maximum at Medium suggests some scenes will run higher, but the minimum remains acceptable.

At 1440p, the options narrow. Low settings at 95 FPS deliver the smoothest experience, but users seeking better visuals face a trade-off. Medium settings at 74 FPS average with a 63 FPS minimum remain viable for 60 FPS gameplay, though the margin narrows significantly. High settings at 55 FPS and Ultra at 53 FPS both fall below the 60 FPS target, making them less suitable for users who prioritize consistent frame rates. The Medium preset emerges as the recommended choice at this resolution, as it provides the only sub-60 FPS minimum that still clears the threshold with a small buffer.

At 4K, the situation becomes more constrained. Low settings at 70 FPS is the only preset that maintains an average above 60 FPS, though the margin is thinner than at lower resolutions. Medium settings at 54 FPS average with a 46 FPS minimum will experience noticeable dips below 60 FPS during demanding scenes. High and Ultra settings at 41 and 39 FPS respectively fall well short of the 60 FPS target. For 4K users, Low settings are the pragmatic choice if frame rate consistency matters, while Medium offers a visual upgrade at the cost of occasional stutter.

The overall recommendation pattern favors Medium settings across all resolutions when seeking a balance between visual fidelity and playability. At 1080p, Medium provides 91 FPS with comfortable headroom. At 1440p, Medium's 74 FPS average and 63 FPS minimum keep the experience above 60 FPS. At 4K, Medium's 54 FPS average is borderline, but the visual benefits over Low may justify the trade-off for users with adaptive sync displays that can handle variable refresh rates.

CPU Role

The AMD Ryzen 9 8945HX brings substantial computational resources to this pairing. With 16 cores and 32 threads based on the Zen 4 architecture, the processor offers extensive parallel processing capability that should benefit a simulation-heavy title like Microsoft Flight Simulator. The base clock of 2.50 GHz and boost clock of 5.40 GHz provide a wide operating range, allowing the CPU to scale performance based on workload demands. The 64 MB of L3 cache further enhances data locality for complex simulation calculations.

The CPU's benchmark results demonstrate its strengths. The Cinebench R23 multi-core score of 42713 places this processor in the top tier of mobile CPUs, while the single-core score of 6030 shows strong per-thread performance. The PassMark multi-thread score of 51405 and data compression score of 677755 reinforce the processor's capability in heavily threaded workloads. The 95th percentile ranking against all CPUs confirms that this is a high-end part by any measure.

In the context of Microsoft Flight Simulator, the CPU's role appears to be handling the game's complex simulation logic, including flight physics, weather systems, and AI traffic. The game is known for being CPU-intensive at lower resolutions where the GPU has less rendering work. The data supports this interpretation: at 1080p Low, the system achieves 117 FPS, suggesting that the CPU can feed frames faster than the GPU can render them at higher settings. However, the relatively consistent percentage drops across resolutions indicate that the CPU is not the primary bottleneck at 4K, where the GPU's rendering workload dominates.

The nearest rival comparisons show that the Ryzen 9 8945HX sits in a tightly contested performance band. The Intel Core Ultra 9 285HX's 0.1% advantage is statistically negligible, as are the 0.4% differences from the EPYC and Threadripper parts. This clustering suggests that for this game, the CPU choice among high-end processors has minimal impact on overall system performance. The game's engine likely scales more with GPU capability than with marginal CPU differences at this performance tier.

GPU Role

The NVIDIA GeForce RTX 5070 brings 12 GB of GDDR7 memory on a 192-bit bus, delivering 672.0 GB/s of memory bandwidth. The GPU's base clock of 2325 MHz and boost clock of 2512 MHz, combined with 6144 shading units and 80 ROPs, provide substantial rasterization throughput. The 30.87 TFLOPS of FP32 compute and 48 RT cores offer additional capabilities for modern rendering features, though the game's performance profile suggests traditional rasterization is the primary workload.

The GPU's benchmark results show a more modest standing than the CPU. The 82nd percentile ranking against all GPUs places the RTX 5070 in the upper tier but not the absolute top. Its PassMark G3D score of 29137 and 3DMark Steel Nomad score of 5077 indicate solid performance. The Geekbench OpenCL score of 172660 and Vulkan score of 178923 show consistent compute capability across APIs. However, the nearest rival comparisons reveal an interesting quirk: the RTX 5070's average score of 40377 sits within 2% of several older AMD workstation GPUs, suggesting that raw benchmark scores don't fully capture the modern architecture's advantages.

In Microsoft Flight Simulator, the GPU's role becomes increasingly dominant as resolution rises. The data shows that at 4K, even Low settings only achieve 70 FPS, while Ultra drops to 39 FPS. This 44% reduction from Low to Ultra at 4K indicates that the GPU's rendering workload is the limiting factor at this resolution. The 12 GB VRAM capacity proves sufficient for the game's texture and geometry demands, as no memory-related performance anomalies appear in the measured results.

The RTX 5070's position relative to its nearest rivals—all of which are older or lower-tier parts—suggests that the GPU's modern architecture provides efficiency benefits that don't translate directly to benchmark score parity. The 0.1% difference from the AMD Radeon Pro 580 and 2% gap from the NVIDIA RTX A500 Mobile indicate that the RTX 5070's raw scores are unremarkable, yet its in-game performance in Microsoft Flight Simulator appears respectable given the combo's 54th percentile ranking. The GPU's Blackwell 2.0 architecture likely contributes features that aid this specific game's rendering pipeline, even if synthetic benchmarks don't fully capture those advantages.