iPad's custom Apple A4 processor includes ARM-based CPU, GPU | AppleInsiderDetails of Apple's custom-built processor inside the newly unveiled iPad are beginning to surface, with a report stating the system-on-a-chip includes an ARM Cortex-A9-based CPU accompanied by a GPU. According to Bright Side of News, the Apple A4 is based mostly on intellectual property from ARM reference designs. The new, custom chip from Apple, through its purchase of fabless chip designer P.A.
