2 x Sapphire Vapor-X R9 280X OC power supply

SirNight

Honorable
Jan 15, 2014
1
0
10,510
Hi guys,
I am going to build a new system.
I could do with some help here.
I will get 2 x Sapphire Vapor-X R9 280X OC. CPU will be I7 4930K.
Do you think 750w power supply will be enough that comes with COOLER MASTER RC-912a KWA750 case.

Thx for your help in advance.