Apple A9X

Apple A9X is a chip that was made by Apple. It has two cores and runs at between 2.16 and 2.26 GHz. It was first released in 2015. It is used on the iPad Pro.

Timeline of Apple silicon

Sources: Apple press release library,[1] Mactracker Apple Inc. model database[2]
  1. Apple Inc., Apple press release library, Retrieved September 19, 2007.
  2. Mactracker (mactracker.ca), Apple Inc. model database, version as of July 26, 2007.