A7 and M7 CPUs

http://arstechnica.com/apple/2013/09/iphone-5s-sports-new-iphone-m7-processor-to-handle-motion-apps

http://gizmodo.com/apples-new-a7-chip-is-apples-first-64-bit-soc-1278205052

http://reviews.cnet.com/2300-19512_7-10017647-6.html

http://www.theverge.com/2013/9/10/4714872/apple-a7-new-iphone-processor

http://www.macrumors.com/2013/09/10/iphone-5s-includes-new-m7-motion-coprocessor-for-health-and-fitness-tracking

http://www.slashgear.com/apple-a7-chip-detailed-first-64-bit-soc-to-hit-a-smartphone-10297320

http://androidcommunity.com/apple-a7-and-m7-cpus-come-to-contextually-compute-motorola-x8-on-watch-20130910

http://www.generation-nt.com/apple-a7-iphone-5s-processeur-caracteristiques-actualite-1785022.html