Phoronix published a review on the 6-Way Winter 2014 Linux Distribution Comparison
A quote from the article:
With this week's launch of Fedora 21, here's a performance comparison of the new Fedora Linux release compared to the Arch-based Antergos rolling-release distribution, Debian GNU/Linux Jessie, openSUSE Tumbleweed, CentOS Linux 7, and Ubuntu 14.10.6-Way Winter 2014 Linux Distribution Comparison @ Phoronix