[Angel_Light]

My Graal runs Flawless with 512 MB of RAM, also it might help if you change the priority of Graal To change do this.

1) Open up your Task Manager, (Do this by right-clicking on the Taskbar and then click "Task Manager"
2) Next click the "Processes" tab.
3) Find Graal4.exe, and right-click it
4) Nect, place your mouse over "Set Priority" then click Above Normal, High, or Real Time
5) Restart Graal, if needed.