NVIDIA Drivers

just do the following in the fresh centos 7 install:

rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpm
yum install nvidia-detect.x86_64
yum install kmod-nvidia-375xx.x86_64 
yum install nvidia-x11-drv-375xx.x86_64
reboot