2012 Macs couldn't run xcode? I'm running a 2008 Mac Pro running Xcode 6 and Yosemite. I have a 2012 MacBook Pro at home running Yosemite and Xcode 6 (but my w

2012 Macs couldn't run xcode? I'm running a 2008 Mac Pro running Xcode 6 and Yosemite. I have a 2012 MacBook Pro at home running Yosemite and Xcode 6 (but my word is the hard disk in that slow - luck of the draw getting a 5200 Hitachi or a Samsung, eh!!!) Which 2012 Macs can't run Xcode 6?