Megahertz Myth

For a simple but detailed instruction as to how a CPU operates and what its dependencies are check out the following Megahertz Myth presentation on youtube.com

Steve Jobs and John Rubinstein at a presentation for Macworld in 2004 about why CPU speed is not the only consideration when determining how fast a computer really is. A 867 Mhz PowerMac goes head to head with a Pentium 4 - 1.86 Ghz machine.