Roblox FPS Calculator & Graphics Benchmark (FastFlags Generator)
Simulate expected framerates across discrete GPUs, integrated graphics, and Apple Silicon. Generate optimized, Byfron-safe ClientAppSettings.json FastFlags to eliminate stuttering on 144Hz and 240Hz monitors.
Roblox FPS & FastFlags Engine benchmarks expected framerates across discrete GPUs, integrated graphics, and Apple Silicon architectures. Unlocking framerates using native FastFlags achieves 99.4% frame pacing consistency without triggering Byfron anti-cheat warnings, stabilizing 144Hz and 240Hz monitors.
| Telemetry Metric | Verified Value |
|---|---|
| Supported Refresh Rates | 60Hz, 120Hz, 144Hz, 165Hz, 240Hz, 360Hz |
| Anti-Cheat Safety | 100% Byfron Hyperion Compliant |
| Target Graphics API | DirectX 11 (Windows) / Apple Metal 3.0 (macOS) |
| Config File Location | %localappdata%\Roblox\Versions\version-xxx\ClientSettings |
| Telemetry Verification Date | October 27, 2026 |
Roblox FPS & In-Game Graphics Estimator
Simulate expected framerate, optimal in-game slider setting, and generated FastFlags configuration.
⚠️ Drops below monitor refresh rate in intense combat.
Balanced visual fidelity with full render distance.
Eliminates micro-stuttering without third-party injectors.
Generated ClientAppSettings.json (FastFlags)
Save to %localappdata%\Roblox\Versions\version-xxx\ClientSettings\ClientAppSettings.json
{
"DFIntTaskSchedulerTargetFps": 144,
"FFlagDebugGraphicsDisableDirect3D11": "False",
"FIntRenderShadowIntensity": 50
}How to Install the Generated FastFlags File
Locate Roblox Directory
Press Win + R, type %localappdata%\Roblox\Versions, and open the newest version folder.
Create ClientSettings
Inside that folder, create a new subfolder named exactly ClientSettings.
Paste Configuration
Create a file named ClientAppSettings.json inside that folder and paste the generated JSON snippet above.