This is where the community steps in with the (often referred to as ultra-low config files). These tweaks go beyond the in-game menu, stripping away heavy post-processing effects and reducing texture quality to make the game playable on nearly any machine.

Searching on sites like Nexus Mods for "Performance" or "Low-End" will yield community-made files designed to make the game look like it is running on a "potato" (very low-end) PC.

was criticized for its lack of PC optimization, often bottlenecking even capable CPUs. The game’s minimum requirements include a with at least 2GB of VRAM

Off or FXAA (avoid MSAA or TXAA at all costs) Use Windows Graphics Settings Give AC Unity high priority on your system:

Warning: Always back up your ACU.exe and the /DataPC/ folder before installing any mod.

Go to and search for "Assassin's Creed Unity Low End PC Config." Download the modified ACU.ini file.

Even in 2026, many gamers ask: How do I get 60 FPS in Unity without buying a new GPU?

(Reduces distant building details to stop CPU bottlenecking)

Once the game is running, Alt+Tab out, open Task Manager, right-click ACU.exe , and set priority to "High." Hardware Hacks for Better Performance

[Graphics] AdaptiveVSync=0 AmbientOcclusion=0 AntiAliasing=0 Bloom=0 FXAA=0 GodRays=0 HighResTextures=0 LightingQuality=0 Mirrors=0 MotionBlur=0 ParticlesQuality=0 ShadowQuality=0 SSAO=0 Tesselation=0 TextureQuality=0 VolumetricFog=0

This is the most popular and effective method. It bypasses the game's in-menu graphics limitations to drop settings below what Ubisoft officially allows.

If you want to squeeze even more frames out of the game alongside your low graphics mod, implement these critical tweaks: Lower the Resolution Scale