Apple 105 ipad pro 512 gb 2017 ios 10 264 pixels per inch apple a10x processor over 1 million apps available from the app store touch id fingerprint sensor overview type ipad pro operating system ios 10 specification processor apple a10x processor storage 512 gb screen touchscreen multi point touchscreen screen size 105 screen type retina display resolution 2224 x 1668 pixels per inch 264 ppi screen features led backlighting promotion technology wide colour disp