Since Apple released OX X 10.8 Mountain Lion last month, there have been tests going on at Phoronix of this latest Apple operating system not only on the Retina MacBook Pro, but other Mac hardware as well. In this article is a comparison of OS X 10.8 versus Ubuntu Linux -- when trying out both Ubuntu 12.04 LTS and the latest Ubuntu 12.10 development version."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips