Question: what are the system requirements for mac os x yosemite?
Answer: MacBook Air (late 2008 or later) MacBook (late 2008 aluminum or later) MacBook Pro (mid-2007 or later) iMac (mid-2007 or later) Mac mini (early 2009 or later) Mac Pro (early 2008 or later) Xserve (early 2009) 2 GB RAM minimum (a minimum of 4 GB of RAM is recommended)