There are built-in tools to measure CPU, memory and battery usage, you simply need to have a Mac (or a 3rd party app)to get at the data. For example, here's how

There are built-in tools to measure CPU, memory and battery usage, you simply need to have a Mac (or a 3rd party app)to get at the data. For example, here's how to get rather detailed energy diagnostic information: http://developer.apple.com/library/mac/#documentation/DeveloperTools/Conceptual/InstrumentsUserGuide/Built-InInstruments/Built-InInstruments.html#//apple_ref/doc/uid/TP40004652-CH6-SW63 http://developer.apple.com/library/mac/#documentation/Develo...