Apple raised eyebrows during the original iPad unveiling when it casually noted that the new device would be using a new, Apple-designed System on a Chip processor named the A4. While Apple's first chip represents a new era for the hardware maker, the company's ability to create custom silicon is expected to grow even further with the rumored acquisition of a privately owned ARM design firm.
Inside the iPad: Apple's A4 processor
Inside the iPad: Apple's A4 processor