Phoronix: MacBook Pro - Ubuntu Linux: 21 Watts, OS X: 9 Watts

Earlier today I published the long-awaited benchmarks of OS X 10.8 Mountain Lion vs. Ubuntu 12.04/12.10. The benchmarks showed strengths and weaknesses of both operating systems, resulting in the the usual spectrum of comments from Phoronix readers. Here now are the power consumption results when comparing OS X and Ubuntu Linux on Apple hardware...

http://www.phoronix.com/vr.php?view=MTE2Njk