Question / Help Two PC stream setup help - please

[Plaetner]

I got this equipment to build a 2 PC stream set up, and i could really need some help:

Mb asus republic of gamers IV black edition
Mb Gigabyte p67h ud7 USB 3

Cpu Intel 4930k
Cpu Intel 2600k @ 4,5 GHz

Gpu 2 x Nvidia EVGA classified 780ti
Gpu 2 x Amd XFX 5850 OC

Ram 32Gb corsair 2133 MHz
Ram 16Gb corsair 1866 MHz

Psu corsair AX 1200i
Psu corsair AX 1200i

3 x samsung 840 pro 256 Gb ssd
Corsair GT Force 120 gb ssd

And a aver media live gamer HD capture card

I need some help plz ,,