IMac (mid 2007 release and later), MacBook Pro (mid 2007 release and later), MacBook (2008-released Aluminum Ver. The new OS X El Capitan needs minimum hardware requirements which already exist in older models such as:.Find out which Internet service provider offers broadband compatible with all new features.Get familiar with the new features for a richer user experience. A clean Mac OS X 10.11 El Capitan install is often the best option if features you need accompany the new install.To ensure all new features work on your Mac, acquire an Apple ID.
10.6.8 or later installed on your current Mac.
The following is some useful tips for upgrading to Mac OS X 10.11: 10 Massive Tips to Ensure Mac OS X El Capitan Upgrade