Need help with choocingPSU, What Wattage

 So Below is the list of Hardware I've bought for the High End Gaming/Workstation rig. So The only thing left is the Wattage of the PSU.

Right now I'm Looking at the Corsair AX860i 860W PSU, 80+ Platinum. So is 860 Watt enough for all this. Or do you guys reccomend that i have a Higher wattage for this build.



CPU: Intel i7-3770k 3.5GHz Ivy Bridge Socket1155 (It will be Overclocked to 4.5GHz)

Motherboard: ASUS ROG Maximus V Extreme Z77 Socket1155

RAM: Corsair Dominator Platinum 16GB (4x4GB) 2133MHz CL9

Soundcard: ASUS ROG Xonar Phoebus 7.1 24bit/192KHz

GPU's: 2x EVGA GTX 680 FTW+ 4GB GDDR5 w/backplate PCI-E 3.0 1084MHz in SLI

SSD: Kingston HyperX 2.5" SSD SH100S3 120GB 555MB/s Read 510MB/s Write S-ATA 6GB/s

HDD: Seagate Barracuda 3.5" ST3000DM001 7200RPM 64MB 3TB S-ATA 6GB/s

Optical Drive: Asus BW-12B1LT DVD/Blu-Ray Burner/Reader S-ATA 6GB/s

CPU Waterblock: EK-Supremacy - Full Copper

Radiator: Coolgate Radiator 3x120-60 Full Copper

Case: Cooler Master Cosmos II Ultra Tower

Lots of Fans.








You should be fine with the 860 platinum.

That'll be more than enough. You can also check this out-