Microsoft Flight Simulator

The Intel Core i5-12400F paired with the NVIDIA GeForce RTX 4080 delivers a remarkably consistent and high-performing experience in Microsoft Flight Simulator, placing this combination in the top 8% of all tested configurations. The benchmark data indicates that the most balanced experience is achieved at Medium settings across all resolutions, offering the best combination of high average frame rates and stable minimums. While Ultra settings push the hardware to its limits, the Medium preset provides a superior gameplay experience by maintaining fluidity without the significant performance cost of higher presets.

Settings Recommendations

The measured FPS data clearly shows that the Medium preset is the optimal choice for this configuration. At 1080p, Medium delivers 164 FPS average with a minimum of 139 FPS, which is substantially smoother than the Ultra preset's 117 FPS. The gap becomes more pronounced at higher resolutions; at 1440p, Medium produces 132 FPS average with a 112 FPS minimum, while Ultra drops to 95 FPS. The 4K results reinforce this pattern, with Medium averaging 97 FPS and maintaining a minimum of 83 FPS, whereas Ultra falls to 70 FPS.

The High preset offers a middle ground but sacrifices the stability that Medium provides. At 4K, High averages 73 FPS, which is only 4 FPS faster than Ultra but 24 FPS slower than Medium. The data suggests that the performance scaling between Medium and High is disproportionate to the visual gains, making Medium the sweet spot. Low settings provide the highest frame rates—184 FPS at 1080p, 170 FPS at 1440p, and 125 FPS at 4K—but these come with significant visual compromises that are unnecessary given the hardware's capability.

For players prioritizing maximum visual fidelity, Ultra remains viable with 117 FPS at 1080p and 95 FPS at 1440p, both of which are playable. However, the 70 FPS result at 4K Ultra approaches the lower boundary of what most consider acceptable for a flight simulator, where smooth camera panning is critical. The Medium preset's consistent minimum frame rates across all resolutions indicate it provides the most predictable performance, which is essential for a simulation genre where frame time consistency matters more than raw peak numbers.

GPU Role

The RTX 4080's specifications are central to understanding this game's performance profile. With 16 GB of GDDR6X memory on a 256-bit bus, the card provides 716.8 GB/s of bandwidth, which is crucial for Microsoft Flight Simulator's streaming-heavy workload. The GPU's 76 ray tracing cores and 304 tensor cores are present but less relevant here, as the game's primary demands are traditional rasterization and large texture throughput. The 9728 shading units operating at a boost clock of 2505 MHz deliver the raw compute needed to handle the dense geometry and detailed terrain that define this title.

The GPU's benchmark percentile of 86 indicates it performs better than the vast majority of graphics cards in synthetic tests. Its average benchmark score of 54247 places it in a tight cluster with rivals; the RTX 4080 SUPER scores 0.1% higher, while the AMD Radeon Pro W5700X is 1.1% behind. This close grouping in synthetic benchmarks translates to real-world performance where the RTX 4080 consistently drives high frame rates in this simulator. The card's 45,900 million transistors on a 5 nm process from TSMC enable the efficiency needed to sustain high clocks during extended flight sessions without thermal throttling concerns.

The memory subsystem deserves particular attention. The 16 GB capacity ensures that even the most detailed scenery packs fit within VRAM, preventing the stutter-inducing texture swaps that plague lower-capacity cards. The 716.8 GB/s bandwidth directly supports the game's need to stream terrain and object data, and the data shows no evidence of memory bottlenecks even at 4K Ultra settings, where the 70 FPS result is likely compute-bound rather than memory-limited.

Resolution Scaling

The performance scaling across resolutions reveals a configuration that remains GPU-bound at 4K but transitions to a more balanced workload at lower resolutions. Moving from 1080p to 1440p at Medium settings, the average FPS drops from 164 to 132, a 19.5% reduction, while the minimum FPS falls from 139 to 112, a 19.4% reduction. This proportional scaling indicates the GPU is still the primary constraint at 1440p, as the workload increases with pixel count while the CPU maintains adequate headroom.

The jump from 1440p to 4K at Medium settings shows a more significant decline: average FPS drops from 132 to 97, a 26.5% reduction. This steeper decline at higher resolutions is characteristic of a GPU-bound scenario, where the RTX 4080's fill rate and memory bandwidth become the limiting factors. At Low settings, the scaling is similar—184 FPS at 1080p, 170 FPS at 1440p (7.6% drop), and 125 FPS at 4K (26.5% drop from 1440p)—suggesting that even with minimal graphical load, the GPU remains the bottleneck at 4K.

The Ultra settings tell a different story. Here, the drop from 1080p to 1440p is 117 to 95 FPS (18.8% reduction), and from 1440p to 4K it is 95 to 70 FPS (26.3% reduction). The consistent pattern across all settings presets indicates that the CPU, with its 6 cores and 12 threads, provides sufficient headroom to keep the GPU fully utilized at every resolution. The game's complex physics and AI calculations are handled efficiently by the i5-12400F, allowing the RTX 4080 to scale its output according to resolution demands without being starved for data.

How This Combo Ranks

This specific combination of Intel Core i5-12400F and NVIDIA GeForce RTX 4080 achieves a combo rank of 291 out of 3714 tested configurations, placing it in the top 7.8% of all possible pairings. This ranking is notably strong given that the CPU is not a high-end part; the 12400F's percentile of 73 among all CPUs suggests it performs better than 73% of processors, while the GPU's percentile of 86 places it above 86% of graphics cards. The combination's rank indicates that the pairing works synergistically for this particular title, avoiding the bottleneck scenarios that plague many mismatched configurations.

The CPU's nearest rivals in synthetic benchmarks include the AMD Ryzen 5 7535HS (0% delta, with a score of 19047 versus 19039), Intel Core 3 201E (-0.1% delta), Intel Core i5-1335U (0.3% delta), and AMD EPYC 7773X (0.3% delta). These close scores suggest that the 12400F's performance is well-understood and consistent, but the fact that this combo ranks so highly in-game indicates that the CPU's specific characteristics—particularly its 18 MB of shared L3 cache and 4.40 GHz boost clock—are well-suited to Microsoft Flight Simulator's demands.

The rank of 291 also reflects the RTX 4080's contribution. The GPU's nearest rivals in synthetic tests are the RTX 4080 SUPER (0.1% higher score), AMD Radeon Pro W5700X (-1.1% delta), AMD Radeon RX 6750 GRE 12 GB (-2.6% delta), and AMD Radeon 8060S (-2.7% delta). The 4080's position in this group validates its performance tier, and the in-game rank confirms that the GPU's real-world performance matches its synthetic pedigree when paired with a capable mid-range CPU.

CPU Role

The Intel Core i5-12400F's specifications directly influence the game's performance ceiling. With 6 physical cores and 12 threads, the CPU provides enough parallelism for the simulator's multi-threaded rendering pipeline and background simulation systems. The base clock of 2.50 GHz and boost clock of 4.40 GHz represent a 76% clock headroom, which allows the processor to rapidly respond to single-threaded tasks that are common in flight simulation, such as aircraft systems modeling and weather calculation.

The 18 MB of shared L3 cache is particularly beneficial, as it reduces memory latency when the game's engine accesses frequently used data structures. The CPU's 3DMark results show strong scaling from 2 threads (1699) to 8 threads (4779), indicating efficient thread utilization. The single-thread score of 909 and the max-thread score of 5912 demonstrate that the CPU balances single-core performance with multi-core capability, which is essential for a game that must simultaneously handle flight physics, terrain streaming, and AI traffic.

The CPU's Cinebench R23 results—12380 multi-core and 1680 single-core—show that it performs well above average for a mainstream desktop processor. This is reflected in its 73rd percentile ranking among all CPUs. In the context of Microsoft Flight Simulator, the data suggests that the CPU is not the primary bottleneck at any resolution or settings combination. The frame rates scale predictably with resolution changes, which would not occur if the CPU were limiting performance. The 65 W TDP indicates efficient power delivery, allowing the CPU to sustain boost clocks during extended sessions without thermal issues that could cause performance degradation.

Measured FPS Breakdown

At 1920x1080, the configuration delivers exceptional performance across all settings. Low settings produce 184 FPS average, which represents the maximum achievable frame rate in this test. Medium settings reduce this to 164 FPS average with a minimum of 139 FPS and a maximum of 188 FPS, providing a 20 FPS buffer above typical 144 Hz displays. High settings average 123 FPS, while Ultra settings produce 117 FPS. The tight gap between High and Ultra—only 6 FPS—suggests diminishing returns at the highest preset, while the 41 FPS difference between Low and Medium indicates the substantial visual improvements available at modest performance cost.

At 2560x1440, the performance profile remains strong. Low settings deliver 170 FPS average, Medium produces 132 FPS with a minimum of 112 FPS and a maximum of 152 FPS, High averages 99 FPS, and Ultra averages 95 FPS. The Medium preset's 112 FPS minimum ensures smooth operation even in the most demanding scenes, such as dense urban flyovers or complex weather systems. The 37 FPS gap between Low and Medium at this resolution is slightly narrower than at 1080p, indicating that the GPU is beginning to feel the effects of increased pixel count.

At 3840x2160, the configuration shows its first signs of GPU limitation. Low settings deliver 125 FPS, which is still excellent for 4K gaming. Medium settings produce 97 FPS with a minimum of 83 FPS and a maximum of 112 FPS, providing a playable experience on high-refresh 4K displays. High settings average 73 FPS, while Ultra settings average 70 FPS. The 27 FPS difference between Low and Medium at 4K is the largest relative gap across all resolutions, confirming that the GPU's memory bandwidth and fill rate become the limiting factor at this resolution. The 3 FPS difference between High and Ultra at 4K is negligible, making Ultra the obvious choice for those who prioritize visual fidelity over the marginal performance difference.