Gaming pc build help me pls

[Amrod88]

Hi, i need help to choose the right parts. If you can help to choose will be great.

MOBO Gigabyte Intel GA-Z97X-UD3H Z97/Gaming 5
Headset SteelSeries Siberia V2 USB/Corsair Vengeance 1500 v2
GPUGTX 780/290X
PSU Corsair CX750M o Cooler Master 750 GXII

Wich one and why?

 

[Recycled]

Don't over think this. One power supply will do as well as the other.

 

[KanyeEast]

Motherboard - MSI Gaming 5 because MSI is beast (my personal experience)
GPU - GTX 780 because nVidia > AMD (again my personal experience)
Power Supply - Corsair because well... its corsair AGAIN MY PERSONAL EXPERIENCE IM NOT BASHING OTHER COMPANIES