Recommendations:
MSI have poor QC with their motherboards. Try Asus, Gigabyte, ASRock.
Don't run 2400MHz for gaming. It is pointless unless you do editing/rendering.
I wouldn't grow with that PSU. Ty a PSU from Tier 1-2. Here's the list to assist you.
http://www.tomshardware.com/forum/id-1804779/power-supply-unit-tier-list.html
Why a 7ms monitor for gaming. Aim for 1ms or 2ms. Or a 5ms if you go with an IPS monitor.