the thing is, here's what i found, look at under the 'Extended Memory Access' feature, it states clearly it can break beyond the 3.25 Limit by 32bit XP... that is why i was questioning this. Because it seems logical if it indeed can use this unmanaged RAM so it won't actually eat into the original 3.25 used by the OS itself, i already understood that traditionally, RAM DISKS don't function that way, but this software made me 2nd guess that