Question about weather or not to add gpu

[Oldnavy180]

So right now I have a i5 4690k, a gtx 970 and a 530w psu


I was wondering if using this psu it would be possible to add another gtx 970 to the system without risking losing power.

 

[DiegoD]

If you add another 970 you will need a higher wattage psu.

 

[Oldnavy180]

what psu would work with it/