It's not a like-for-like comparison when you restrict what OS X will run to what Apple say it will run on (ie. only their hardware) but you don't keep the same

It's not a like-for-like comparison when you restrict what OS X will run to what Apple say it will run on (ie. only their hardware) but you don't keep the same expectation by requiring your Linux distribution to run on some other, random hardware. Buy an Ubuntu certified laptop (http://www.ubuntu.com/certification/ http://www.ubuntu.com/certification/) and then tell me that the 3d graphics won't work on Ubuntu.