CPU: Intel Core i5-4690K Devil's Canyon Quad-Core 3.5GHz LGA 1150
GPU: Radeon R9 270 vaporx
RAM: 8 GB DDR3
SSD: 250 GB samsung
HDD: 1 TB Western Digital Blue
Motherboard: Gigabyte B85 mother board
What wattage power supply will be optimal for this build?