This is an overview of the process to get Ubuntu 14.04 running on the Raspberry Pi 2 with the xubuntu desktop manager. I also go over over-clocking the Raspberry Pi 2.
Ubuntu 14.04 image for Raspberry Pi 2:https://wiki.ubuntu.com/ARM/RaspberryPi
Performance Overview of this build (SanDisk Extreme Pro microSD + Over-clocked):https://youtu.be/Og0yEautGWs
Original Performance Overview (Sony microSD + No Over-clock):https://youtu.be/wtlyzmFs0bM
Raspberry Pi Playlist: https://www.youtube.com/playlist?list=PLErU2HjQZ_ZPvIdR5BEqDgO7DsGAla_AZ
Get a Raspberry Pi here: https://amzn.to/19zNRex
This is the microSD card I used: https://amzn.to/1C1tLEy