Because FIFA 15 uses the more advanced Ignite engine, users on extremely old hardware may find that even with mods, the performance is subpar; in these cases, switching to FIFA 14 (which used the older Impact engine) is often recommended. Breaking Fifa 15 Graphics For Performance Boost!
your game files using a tool like i68Controller or FileMaster to ensure the game recognizes the new assets. Manual Tweaks for Extra FPS fifa 15 low graphics mod
Replaces the animated fans with static 2D textures or removes them entirely to free up CPU cycles. Optimizes Shadows: The Underdog's Journey Engine Limitations: Because FIFA 15