If you aren't already using this, it is the single biggest FPS booster added to X-Plane in recent years.
: Another popular script that dynamically changes visibility and scenery density based on current performance. 4. External Optimizations Fps boost + Auto LOD - Utilities - X-Plane.Org Forum
Before changing settings, determine if your CPU or GPU is the limiting factor. Enable Data Output Settings > Data Output and check the box for frame rate Compare Timers
He checked the thread again. New comments were flooding in:
Closing note Small, targeted changes usually give the best trade-off between FPS and visuals. Start with resolution and shadows, then iterate through object/scenery settings and plugins. If you want, provide your system specs (CPU, GPU, RAM, SSD/HDD, VRAM) and a typical flight scenario (airport, aircraft, VR/monitor) and I’ll give a prioritized, tailored settings list. fps boost x plane 11 new
A popular alternative for non-RTX cards. It uses AI to generate intermediate frames, making 30 FPS feel like 60 FPS.
Look for settings regarding shadows and lower the resolution. _sim/graphics/settings/shadow_size 2048 Change to: _sim/graphics/settings/shadow_size 1024 (Shadows are very heavy; lowering their resolution is barely noticeable but helps FPS).
The "FPS Killer".
If you are still struggling with performance, could you tell me your and GPU models? I can give you more specific settings for your hardware. If you aren't already using this, it is
is higher: You are limited by your graphics card. Lower "Antialiasing" or "Reflection Detail". 2. Core Graphics Settings (High Impact) Adjust these specific sliders in the tab to see the most immediate performance gains: Recommendation for FPS Vulkan Driver : Uses a more efficient API than OpenGL. Number of World Objects Medium or High : Heavily taxes the CPU in dense cities. Reflection Detail : Even "Low" can significantly impact GPU performance. Antialiasing 2x SSAA+FXAA or none
can instantly provide a boost of 10+ FPS. Only high-end systems (e.g., RTX 3080/4080 and above) should attempt to run "Global Shadows" at high settings. Flight Models per Frame : Located under the "General" tab, keeping this value at
Users report transforming experiences: one simmer with a Ryzen 7 3700X and Radeon RX 9060 XT saw native FPS jump from 20 to over 70 after enabling LSFG 3.1, with the sim feeling “smoother both in the cockpit and when panning across the scenery.” Another user went from 25 to 50 FPS almost instantly.
Use a tool like XOrganizer or meticulously reorder your Custom Scenery folder so that: Libraries (OpenSceneryX) are at the bottom. Terrain Mesh (Ortho4XP) is above libraries. Airports are at the very top. Result: Reduced stuttering and faster loading times. 2. Updated In-Sim Graphics Settings for 2026 External Optimizations Fps boost + Auto LOD -
The flight simulation community has developed powerful utility plugins designed specifically to optimize rendering engines and recapture wasted performance. 3JFPS Wizard (Dynamic LOD Changer)
By systematically applying these updates, you will transform X-Plane 11 from a stuttering slideshow into a highly responsive, smooth flight simulator. Adjust your settings based on your specific hardware, keep your plugins updated, and enjoy clear skies ahead!
As of 2026, many legacy guides are outdated. This article provides a comprehensive, "new" approach to maximizing your FPS in X-Plane 11, utilizing modern hardware techniques, plugin advancements, and updated in-sim settings. 1. The Foundation: Clean Your Scenery ini File