Ok so my setup is following:
Power supply: Corsair rm550X
MB: asus pro gaming z170
CPU: i6 6600k
GPU: msi radeon rx 470 8GB
SSD: crucial 256gb m.2
The issue is that I have the OS on the SSD and want to add an another 1TB HDD so I plugged the 6 pin to sata in my power supply and to the HDD and of...