Briefly, a system and a method to efficiently track changes in memory or storage areas, for example, in cache memories of computers and electronic systems. A method in accordance with an exemplary embodiment of the invention includes, for example, updating a tracking list with an address and/or a corresponding address to be updated of a changed entry in an intermediate memory. A system in accordance with an exemplary embodiment of the invention may include, for example, a tracking unit to track the locations of potential data discrepancies between a reference memory and an intermediate memory.