What Power Supply

Hello



I am currently waiting for the R9 390x and I would like to know what Power supply to get, this is the system



Intel 5820K 4.4Ghz and Watercooled

MSI Gaming 7

R9 390x Crossfire 2 or 3 and will be Overclocked and Watercooled

32GB RAM

1TB Samsung 850

Corsair 850 Obsidium

ASUS PB279Q 4K





The Power supply I am thinking about getting is

Corsair AX1500i

EVGA 1600w Supernova Titanium



Thanks

What Power Supply