Microsoft Flight Simulator

# Microsoft Flight Simulator — AMD Ryzen 5 7500X3D + NVIDIA GeForce RTX 3080

This combination of AMD's 6-core Ryzen 5 7500X3D and NVIDIA's GeForce RTX 3080 delivers a playable, though not exceptional, experience across the measured resolutions and settings in Microsoft Flight Simulator. The data shows a clear pattern: the GPU becomes the limiting factor as resolution increases, while the CPU's 3D V-Cache helps maintain frame pacing at lower resolutions. The combo ranks 786th out of 2,996 tested combinations, placing it in the upper-middle tier of systems for this title.

Resolution Scaling

The frame rate behavior across 1080p, 1440p, and 4K reveals how the RTX 3080's workload scales with pixel count. At 1080p High settings, the system averages 92 FPS. Moving to 1440p High drops that to 74 FPS, a 19.6% reduction. At 4K High, the average falls to 55 FPS, another 25.7% decline from the 1440p figure. This scaling curve is steeper than what a purely GPU-bound scenario would suggest, indicating that the RTX 3080's 10 GB GDDR6X memory and 760.3 GB/s bandwidth are being taxed heavily at higher resolutions.

The Low preset shows a different scaling story. At 1080p Low, the system hits 158 FPS — the highest measured number in the entire dataset. At 1440p Low, it drops to 127 FPS (a 19.6% reduction), and at 4K Low, it reaches 94 FPS (a 26% reduction from 1440p). These percentage drops are remarkably consistent with the High preset's scaling, suggesting that resolution, not settings complexity, drives the performance decline. The consistency implies the RTX 3080's memory subsystem, with its 320-bit bus width and 19 Gbps effective memory clock, is the primary constraint as pixel count grows.

The gap between Low and Ultra settings widens dramatically at higher resolutions. At 1080p, the difference between Low (158 FPS) and Ultra (88 FPS) is 70 FPS. At 1440p, that gap narrows to 56 FPS (127 vs 71). At 4K, it shrinks further to 42 FPS (94 vs 52). This narrowing gap indicates that at 4K, the GPU's compute resources are saturated regardless of the graphics preset, whereas at 1080p, the settings have more headroom to affect performance.

The Medium preset provides the only min/max frame data in the dataset. At 1080p Medium, the range is 104 to 141 FPS (average 123). At 1440p Medium, the range tightens to 84 to 114 FPS (average 99). At 4K Medium, the range compresses further to 62 to 84 FPS (average 73). This compression of the frame time distribution as resolution increases is a classic sign of the GPU becoming the bottleneck — there's less variance because every frame is constrained by the same render pipeline.

FAQ

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

A: Based on the measured data, 1440p offers the best balance. At 1440p High, the system averages 74 FPS, which is comfortably playable, while 4K High dips to 55 FPS. At 1080p High, the 92 FPS average is higher, but the visual fidelity gain from 1440p over 1080p is substantial, and the frame rate remains above 60.

Q: How much performance is lost going from 1080p to 4K on High settings?

A: The average frame rate drops from 92 FPS at 1080p to 74 FPS at 1440p, then to 55 FPS at 4K. This represents a 40.2% reduction from 1080p to 4K, indicating the RTX 3080 is heavily taxed by the 4K pixel count.

Q: Does the Ultra preset provide a playable experience at any resolution?

A: At 1080p Ultra, the average is 88 FPS, which is playable. At 1440p Ultra, it falls to 71 FPS, still acceptable. At 4K Ultra, the average drops to 52 FPS, which is marginal for a flight simulator where smooth panning matters.

Q: How does the Ryzen 5 7500X3D's cache configuration affect performance?

A: The CPU has 96 MB of shared L3 cache, which is its defining feature. The benchmark data shows the PassMark single-thread score is 3,494 and multi-thread score is 25,047, placing it in the 89th percentile of all CPUs. For a flight simulator that relies heavily on single-thread performance, this cache helps maintain frame rates even when the GPU is not fully saturated.

Q: Is the RTX 3080's 10 GB VRAM sufficient for 4K in this game?

A: The measured 4K High average of 55 FPS suggests the 10 GB GDDR6X memory is adequate but not abundant. The 760.3 GB/s bandwidth helps, but the frame rate drop from 1440p to 4K indicates the memory capacity or bandwidth is a limiting factor at that resolution.

Q: What is the frame time consistency like on Medium settings?

A: The only min/max measurements available are on Medium. At 1080p, frames range from 104 to 141 (a tight 37 FPS spread). At 1440p, the range is 84 to 114 (a 30 FPS spread). At 4K, the range narrows to 62 to 84 (a 22 FPS spread), suggesting more consistent frame pacing at higher resolutions even as the average drops.

GPU Role

The NVIDIA GeForce RTX 3080, based on the GA102 chip with 8,704 shading units, 272 texture mapping units, and 96 ROPs, is the dominant factor in this game's performance. Its 29.77 TFLOPS of FP32 compute is substantial, but Microsoft Flight Simulator's rendering workload appears to stress memory bandwidth more than raw compute. The 760.3 GB/s memory bandwidth, achieved through a 320-bit bus and 19 Gbps effective GDDR6X memory clock, is the key specification for understanding the resolution scaling pattern.

The GPU's boost clock of 1710 MHz and base clock of 1440 MHz provide the clock speed context. The PassMark G3D score of 25,086 places the RTX 3080 in the 68th percentile of all GPUs, which is respectable but not top-tier. The nearest rivals in the benchmark database are the NVIDIA P106-100 (0.3% slower), AMD Radeon Pro Vega 16 (0.3% slower), AMD Radeon RX 6600M (0.4% slower), and AMD Radeon R9 M290X (0.4% slower). This grouping shows the RTX 3080 sits in a tight performance cluster despite its architectural advantages.

The 10 GB GDDR6X memory capacity is notable. At 4K Ultra, the average frame rate drops to 52 FPS, the lowest in the dataset. This suggests the game's texture and geometry data at 4K Ultra approaches the VRAM limit, causing the GPU to manage memory more conservatively. The GTexel/s texture rate of 465.1 and pixel rate of 164.2 GPixel/s provide additional context — these are high figures, but the game's draw calls and terrain streaming can still bottleneck the memory pipeline.

The RTX 3080's ray tracing cores (68) and tensor cores (272) are present but not directly measured in the FPS data. The game's High and Ultra presets likely use some ray-traced effects, but the performance deltas between presets suggest traditional rasterization remains the primary workload. The GPU's DirectX 12 Ultimate support (12_2) ensures compatibility with modern rendering features, but the measured FPS figures indicate the card is pushed hard at 4K.

Measured FPS Breakdown

At 1920x1080, the system delivers its highest frame rates across all settings. Low averages 158 FPS, Medium averages 123 FPS (with a 104-141 range), High averages 92 FPS, and Ultra averages 88 FPS. The difference between High and Ultra at 1080p is just 4 FPS, suggesting that the Ultra preset's additional effects do not heavily tax the GPU at this resolution. The Medium preset's frame range of 104-141 FPS shows healthy headroom — the system is not consistently hitting a hard limit.

At 2560x1440, the frame rates step down noticeably. Low averages 127 FPS, Medium averages 99 FPS (84-114 range), High averages 74 FPS, and Ultra averages 71 FPS. The High-to-Ultra gap remains small at 3 FPS, similar to 1080p. The Medium preset's range (84-114) shows a 30 FPS spread, indicating more variance than at 1080p but still within playable territory. The Low-to-Ultra spread at 1440p is 56 FPS, compared to 70 FPS at 1080p — the settings have less relative impact as resolution increases.

At 3840x2160, the system's limits become apparent. Low averages 94 FPS, Medium averages 73 FPS (62-84 range), High averages 55 FPS, and Ultra averages 52 FPS. The High-to-Ultra gap narrows to just 3 FPS, and the Low-to-Ultra spread compresses to 42 FPS. The Medium preset's frame range of 62-84 FPS shows a 22 FPS spread — the tightest of any resolution, indicating the GPU is consistently saturated. The 4K Ultra figure of 52 FPS is below the 60 FPS threshold that many users consider the minimum for smooth flight simulation.

The lack of min/max data for Low, High, and Ultra presets means the Medium numbers provide the only insight into frame time consistency. At 1080p Medium, the 104 FPS minimum still exceeds the 4K Ultra average, highlighting the resolution's dominant effect. The data shows a clear hierarchy: 1080p is smooth, 1440p is acceptable, and 4K is playable only on Low or Medium settings.

Settings Recommendations

For 4K displays, the Medium preset at 73 FPS average is the most balanced choice. The 62 FPS minimum ensures the frame rate never dips below playable levels, and the 84 FPS maximum shows there is occasional headroom. The High preset at 55 FPS average dips below the 60 FPS threshold, making it risky for smooth camera movement. The Ultra preset at 52 FPS is only viable for screenshots or static views.

For 1440p displays, High at 74 FPS is the recommended preset. It provides a solid frame rate above 60 FPS with visual quality that improves on Medium's 99 FPS. The Ultra preset at 71 FPS is only 3 FPS slower than High, so users prioritizing visual fidelity can select Ultra without significant penalty. The Low preset at 127 FPS is unnecessary unless the user has a high refresh rate display and prioritizes frame rate over visuals.

For 1080p displays, Ultra at 88 FPS is the best choice. The gap between High (92 FPS) and Ultra (88 FPS) is marginal, so the visual upgrade from Ultra costs almost nothing in performance. The Medium preset at 123 FPS is overkill for most 60 Hz displays, and the Low preset at 158 FPS is only relevant for competitive or high-refresh-rate scenarios, which are rare in flight simulation.

The data suggests a pattern: the High preset offers diminishing returns over Medium, while Ultra provides minimal gains over High. The Medium preset's measured frame ranges (104-141 at 1080p, 84-114 at 1440p, 62-84 at 4K) indicate it is the most stable preset in terms of frame pacing. For users who experience stuttering, Medium may provide a smoother experience despite lower average FPS than High.

CPU Role

The AMD Ryzen 5 7500X3D is a 6-core, 12-thread processor based on the Zen 4 Raphael architecture, built on TSMC's 5 nm process. Its defining feature is the 96 MB shared L3 cache, which is unusually large for a 6-core part. The base clock of 4.00 GHz and boost clock of 4.50 GHz are modest, but the cache compensates in workloads that benefit from data locality — which includes flight simulation's terrain and airport data streaming.

The PassMark benchmarks show a single-thread score of 3,494 and a multi-thread score of 25,047. The single-thread figure is critical for Microsoft Flight Simulator, which has a significant simulation thread that cannot be fully parallelized. The multi-thread score, while lower than higher-core-count rivals, is sufficient for the game's auxiliary threads. The CPU's percentile rank of 89th among all CPUs indicates it outperforms the vast majority of processors in general benchmark terms.

The CPU's nearest rivals in the benchmark database are the Intel Core Ultra X9 388H (0.2% faster), Intel Core i9-13950HX (0.5% faster), AMD Ryzen AI Max 385 (0.6% faster), and Intel Core i5-14600 (0.7% slower). These deltas are all within 1%, meaning the 7500X3D's performance is tightly clustered with these processors despite different core counts and architectures. The 6-core/12-thread configuration is sufficient for this game, as the FPS data shows no obvious CPU bottleneck at 1080p Low — the 158 FPS average there is likely GPU-limited.

The 65 W TDP and dual-channel DDR5 memory support (83.2 GB/s bandwidth) provide the memory subsystem context. The 83.2 GB/s memory bandwidth is modest compared to the GPU's 760.3 GB/s, but the CPU's 96 MB L3 cache reduces reliance on system memory for frequently accessed data. The PCIe Gen 5 interface (24 lanes) ensures the GPU has ample bandwidth for data transfer, though the RTX 3080 uses PCIe 4.0 x16, which is more than sufficient.

The PassMark physics score of 2,779 and integer math score of 70,774 indicate solid compute performance for game logic. The floating point math score of 43,594 and extended instructions score of 20,455 round out the CPU's capability profile. The data compression score of 271,649 and encryption score of 15,797 are less relevant to gaming but show the CPU's general throughput.

How This Combo Ranks

The combination of AMD Ryzen 5 7500X3D and NVIDIA GeForce RTX 3080 ranks 786th out of 2,996 tested combos for Microsoft Flight Simulator. This places it in the 73.7th percentile of all tested systems, meaning roughly 26% of configurations perform better. Given that the RTX 3080 is an end-of-life product and the CPU is from the 7000 series, this ranking reflects a mid-to-upper tier gaming system.

The rank of 786 suggests that while this combo is capable, there are many systems with newer GPUs or higher-end CPUs that achieve better frame rates. The RTX 3080's 68th percentile ranking among GPUs and the CPU's 89th percentile ranking combine to produce a system that is stronger on the CPU side but held back by the GPU at higher resolutions. At 1080p, the CPU's strength shows through in the high frame rates; at 4K, the GPU's limitations become the binding constraint.

The measured FPS data aligns with this ranking. The 4K Ultra average of 52 FPS and 4K High average of 55 FPS are below the 60 FPS threshold, which would place this combo in the lower half of systems at that resolution. However, at 1080p and 1440p, the frame rates are competitive with more modern hardware. The combo's rank of 786 out of 2,996 is consistent with a system that excels at mainstream resolutions but struggles at enthusiast-level 4K.

The nearest GPU rivals (all within 0.4% in average benchmark score) suggest the RTX 3080 is not a standout performer in its class, but the CPU's strong cache architecture provides an edge in CPU-bound scenarios. The combo ranking reflects this balance: better than the median system, but not among the top performers. For users targeting 1080p or 1440p play, this combo delivers solid results; for 4K, it requires settings compromises that the data clearly quantifies.