What is our ultimate goal? What do we want to do with our life? Is life important or just a meaningless exercise in futility? These are very important questions but generally irrelevant to this discussion.
So what is our ultimate goal here in this series of articles? We want to come up with a useful measure of power-performance for an application, such as Joules per instructions for a given app. But as we will see, finding this answer is much less clear cut than it first appears.