 The chip comprises a 1 GHz dual core ARM Cortex-A9 processor and a PowerVR SGX543MP2 (2-core) GPU making it faster than the fourth generation iPod Touch, which uses the Apple A4 chip.Storage capacities are available at 32 or 64 GB with a 16 GB announced at a later date to replace the previous generation.The Retina Display of the iPod is similar to the one on the iPhone 5, measuring 1,136 by 640 pixels with an aspect ratio of almost exactly 16