Microsoft Flight Simulator

Microsoft Flight Simulator with the Intel Core Ultra 7 265K and AMD Radeon RX 570 produces a severely GPU-bound experience, with benchmark results placing this combination at rank 1717 out of 1795 tested combos in the database. The data shows a system that struggles to maintain playable frame rates even at 1080p, with the RX 570 acting as the definitive bottleneck regardless of the CPU's considerable processing power.

Resolution Scaling

The measured FPS data reveals a stark and predictable scaling pattern as resolution increases, confirming the Radeon RX 570 as the limiting component. At 1080p with Low settings, the combo achieves an average of 47.8 FPS, which drops to 36.7 FPS at 1440p and further to 26.8 FPS at 4K. This represents a 23% performance loss from 1080p to 1440p and a 44% loss from 1080p to 4K, demonstrating that the GPU's pixel throughput capacity is heavily taxed by higher resolutions.

The scaling becomes even more pronounced when examining the High preset. At 1080p High, the average is 27.9 FPS, falling to 23.7 FPS at 1440p and 16.1 FPS at 4K. The 4K High result is particularly telling—it represents a 42% drop from the 1080p High figure, and the absolute value of 16.1 FPS is below the threshold for a stable slideshow, let alone a playable flight simulator. The pattern across all settings shows that the RX 570's 224.0 GB/s memory bandwidth and 5.095 TFLOPS of FP32 compute are simply insufficient for the demands of Microsoft Flight Simulator's rendering engine as pixel count increases.

Interestingly, the scaling from Medium to Ultra at each resolution is relatively modest, suggesting that the GPU is already saturated at Medium settings. At 1080p, Medium yields 36.8 FPS while Ultra produces 27.5 FPS—a 25% penalty for the higher preset. This indicates that the RX 570's bottleneck is fundamental, not merely a matter of specific settings toggles. The data supports a conclusion that this GPU is the primary constraint, with the CPU's capabilities largely untapped in this configuration.

FAQ

Q: What is the best average FPS this combo achieves in Microsoft Flight Simulator?

A: The highest measured average is 47.8 FPS, achieved at 1920x1080 resolution with Low settings. This is the only configuration in the measured data that approaches a playable frame rate for a flight simulator.

Q: How does the combo rank among all tested configurations?

A: The Intel Core Ultra 7 265K + AMD Radeon RX 570 combination ranks 1717 out of 1795 tested combos in the database, placing it in the bottom 4.3% of all configurations.

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

A: The data strongly indicates the GPU is the limiting factor. The Radeon RX 570, with its 4 GB GDDR5 memory and 1244 MHz boost clock, produces consistently low frame rates that scale inversely with resolution, while the CPU's 20 cores and 5.50 GHz boost clock are not reflected in performance gains.

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

A: At 1920x1080, Low settings produce 47.8 FPS while Ultra produces 27.5 FPS, a difference of 20.3 FPS or approximately 74% higher frame rate on Low. The gap widens at higher resolutions.

Q: Does the RX 570's 4 GB VRAM cause issues at 4K?

A: The 4 GB frame buffer is clearly inadequate for 4K rendering in this title. At 3840x2160, even Low settings only achieve 26.8 FPS, and High settings drop to 16.1 FPS, indicating severe memory capacity and bandwidth limitations.

Q: How does this GPU compare to its nearest rivals in synthetic benchmarks?

A: The RX 570 has an average benchmark score of 30158, which is 0.2% higher than the NVIDIA GeForce RTX 5060 and 0.2% higher than the AMD Radeon RX 7700 XT, though these synthetic scores do not translate to competitive gaming performance in this title.

CPU Role

The Intel Core Ultra 7 265K is a 20-core, 20-thread processor based on the Arrow Lake architecture, built on a 3 nm process by TSMC. It features a base clock of 3.90 GHz and a boost clock of 5.50 GHz, with 30 MB of shared L3 cache. In synthetic benchmarks, this CPU achieves an average score of 79102, placing it in the 97th percentile of all CPUs tested. Its nearest rival, the Intel Core Ultra 7 265KF, scores 79240, a negligible 0.2% difference, while the Intel Core i9-14900K is 0.9% behind.

Despite this CPU's formidable specifications, the game performance data shows no evidence of CPU limitation. The measured FPS values are uniformly low across all resolutions and settings, which is characteristic of a GPU-bound scenario. The CPU's Cinebench R23 multicore score of 50009 and single-core score of 7060 suggest ample headroom for the game's simulation and physics calculations, yet the RX 570 cannot translate this processing power into frame rate.

The data indicates that this processor is vastly overqualified for pairing with the RX 570 in Microsoft Flight Simulator. The gap between the CPU's 97th percentile ranking and the combo's 1717th place ranking out of 1795 combos illustrates a severe imbalance. In this configuration, the CPU is effectively idle much of the time, waiting on the GPU to complete rendering tasks. The CPU's high single-thread performance, evidenced by the Passmark single-thread score of 4904, would be beneficial for the game's simulation logic, but the rendering pipeline dominates the frame time budget.

How This Combo Ranks

The combination of the Intel Core Ultra 7 265K and AMD Radeon RX 570 ranks 1717 out of 1795 tested combos in Microsoft Flight Simulator, placing it in the bottom 4.3% of all configurations. This ranking is remarkably poor given the CPU's individual strength—the processor itself sits in the 97th percentile among all CPUs, while the GPU ranks in the 74th percentile among all GPUs. The disconnect between component-level and system-level performance underscores the severity of the GPU bottleneck.

Comparatively, the RX 570's nearest rivals in synthetic benchmarks—the NVIDIA GeForce RTX 5060 at 0.2% higher score, the AMD Radeon RX 7700 XT at 0.2% higher, and the NVIDIA Tesla M60 at 0.6% higher—would likely produce similar system-level results in this game, given the shared GPU constraint. However, the data shows that even these modest synthetic deltas do not translate into meaningful frame rate improvements in this title, as the entire class of GPU is insufficient for the game's demands.

The combo's rank of 1717 suggests that the vast majority of tested systems, even those with older or less powerful CPUs, outperform this configuration because they pair those CPUs with more capable GPUs. The 4K High result of 16.1 FPS and 1080p Ultra result of 27.5 FPS are among the lowest measured values in the database, confirming that this pairing is fundamentally mismatched for this game.

Measured FPS Breakdown

At 3840x2160 resolution, the combo produces an average of 16.1 FPS on High settings, 18.8 FPS on Ultra, 24.7 FPS on Medium, and 26.8 FPS on Low. These figures are uniformly below playable thresholds, with even the lowest preset failing to reach 30 FPS. The 4K results show a narrow range of 16.1 to 26.8 FPS, indicating that the GPU is completely overwhelmed regardless of quality settings.

At 2560x1440, the results improve modestly: 23.7 FPS on High, 24.7 FPS on Ultra, 28.6 FPS on Medium, and 36.7 FPS on Low. The 1440p Low setting is the first configuration to break 30 FPS, though it remains marginal for a flight simulator where smooth camera movement is essential. The difference between High and Ultra at this resolution is only 1 FPS, suggesting diminishing returns at the top of the quality spectrum.

At 1920x1080, the best results are achieved: 27.9 FPS on High, 27.5 FPS on Ultra, 36.8 FPS on Medium, and 47.8 FPS on Low. The 1080p Low result is the only measured configuration that approaches a smooth experience, while High and Ultra both sit just under 28 FPS. Notably, the difference between High and Ultra at 1080p is a mere 0.4 FPS, and the High result actually slightly exceeds Ultra, indicating measurement noise within the GPU's performance ceiling.

Settings Recommendations

Based on the measured data, the only viable configuration for this combo is 1920x1080 resolution with Low settings, which achieves 47.8 FPS. This is the sole preset that provides a frame rate high enough for acceptable gameplay in a flight simulator, where smooth panning and instrument readability are critical. All other settings at this resolution fall below 37 FPS, with Medium at 36.8 FPS representing the next-best option.

At 2560x1440, Low settings at 36.7 FPS are the only configuration above 30 FPS, but this still represents a 23% drop from the 1080p Low result. Given the minimal visual improvement from Low to Medium at this resolution (28.6 FPS), the data suggests that users should prioritize resolution over quality settings, sticking with 1080p Low for the best experience. The 4K resolution should be avoided entirely, as even Low settings produce only 26.8 FPS.

The benchmark results indicate that Medium settings at 1080p (36.8 FPS) offer a reasonable compromise for users who desire better visuals, but the 11 FPS penalty compared to Low is substantial. For those seeking the highest quality, Ultra at 1080p yields 27.5 FPS, which is playable but noticeably less smooth. The data does not support any configuration beyond 1080p for this GPU in this title.

GPU Role

The AMD Radeon RX 570 is built on the Polaris 20 chip using GCN 4.0 architecture on a 14 nm process. It features 2048 shading units, 128 texture mapping units, and 32 ROPs, with a base clock of 1168 MHz and boost clock of 1244 MHz. The 4 GB of GDDR5 memory operates at 1750 MHz (7 Gbps effective) across a 256-bit bus, providing 224.0 GB/s of bandwidth. The GPU's FP32 performance is rated at 5.095 TFLOPS, and its pixel rate is 39.81 GPixel/s.

These specifications are clearly inadequate for Microsoft Flight Simulator's rendering demands. The GPU's 74th percentile ranking among all GPUs, with an average benchmark score of 30158, places it in the mid-range of synthetic performance, but the game's measured results reveal a much harsher reality. The RX 570's nearest rivals include the NVIDIA GeForce RTX 5060 (0.2% higher score) and AMD Radeon RX 7700 XT (0.2% higher), though these synthetic comparisons do not account for the game's specific engine requirements.

The GPU's 4 GB VRAM capacity is particularly problematic for a flight simulator that renders vast landscapes and detailed cockpit interiors. At 4K, the frame buffer is likely exhausted, contributing to the 16.1 FPS High result. The 150 W TDP and 450 W suggested PSU are modest, but the performance ceiling is the defining characteristic. The GPU's end-of-life production status and 2017 release date further contextualize its inability to handle a 2020 title at playable frame rates, even when paired with a top-tier 2024 processor.