What processor, RAM powers the iPhone?
The iPhone and iPhone 3G are both powered by an ARM11 processor with a frequency of 412MHz and 128MB RAM. The iPhone 3GS uses a more efficient version of ARM ‘Cortex A8’ processor, which has a frequency of 600MHz, and 256MB RAM. The iPhone 4 comes installed with a faster – 1 GHz processor, and more internal memory of 512 MB RAM.