A new Metal kernel for Mac, you get even more smooth graphics in games, and resource-intensive applications throughout the system. Improvements to the system level make your Mac more quickly and efficiently in all the most common matters from opening a PDF file to access your mail. For example, to work in multiple applications simultaneously. Mac OS X El Capitan 10.11.6 Build 15G31 Intel USB 2017 Name Mac OS X El Capitan 10.11.6 15G31 Intel USB 2017 � Freeware Sys SizeĖ.81 GB Description Description: OS X El Capitan gives you even more simple and convenient ways to solve everyday problems on the Mac.