The Apple A4 is a package on package system-on-a-chip designed by Apple Inc. and manufactured by Samsung. It combines an ARM Cortex-A8 CPU with a PowerVR GPU, and emphasizes power efficiency. The chip commercially debuted with the release of Apple's iPad tablet; followed shortly by the iPhone 4 smartphone, the iPod Touch, and the Apple TV. It was superseded in the iPad 2 by the Apple A5 processor, released the following year, which was then subsequently replaced by the Apple A5X processor in the iPad. The part model number is S5L8930X. Wikipedia [ - ]

The Apple A4 is a package on package system-on-a-chip designed by Apple Inc. and manufactured by... [ + ]