Phoronix published a review on the Intels i7-5960X + X99 Motherboard On CentOS 7.0 Has Some Pains
A quote from the article:
For those that may have picked up the incredibly-fast, $1000+ Intel Core i7 5960X CPU with a new required motherboard bearing the X99 chipset, be prepared for potential troubles if you're planning to install CentOS 7.0...Intels i7-5960X + X99 Motherboard On CentOS 7.0 Has Some Pains @ Phoronix