What’s this rumour about the new Macs having new processors? Not on your nellie: just look at the facts.
Intel
A modern iPod has a faster and more capable processor than the original Mac. How have they got so much faster? A look at CPUs, GPUs, and more.
It is also easy to lose touch with the real world when writing about computers, even Macs.
If you ever used a PowerBook G4 on naked flesh, you will already have experienced the thermal limit to processor speed.
The Eclectic Light Company 