If you are running this title on an older machine, you can boost performance by following these steps from this 2026 performance guide High Performance Mode: In your Windows GPU settings, manually select the FIFA 15.exe and set the preference to "High Performance." CPU Priority: While the game is running, open Task Manager (Ctrl+Shift+Esc), find the FIFA 15 process in the tab, right-click it, and set the priority to Ensure you are using a 64-bit operating system . This game will not launch on 32-bit systems. Disclaimer: