how do you set it to 2 gpu's? trying to figure this out now and im stumped. 

Biohazard
(15 items) |
| CPU | Motherboard | Graphics | RAM |
|---|---|---|---|
| Intel 3770k | Gigabyte z77X up7 | EVGA gtx580 classified ultra hydro copper | Corsair Dominator platinum ddr3 1866 |
| Hard Drive | Optical Drive | Cooling | OS |
| 2 Intel 520 series 180gb ssd's | cdrom dvd burner lightscribe. | 2 water cooling custom loops. | windows 64 ultimate |
| Monitor | Keyboard | Power | Case |
| Asus 27" | Logitech g19 | 2 Silverstone ST1500w psu's | Custom Case by Lazerwerx |
| Mouse | Mouse Pad | Audio | |
| Razer Deathadder | Evga gaming surface | Logitech g35 headset | |
| View all | |||
Biohazard
(15 items) |
| CPU | Motherboard | Graphics | RAM |
|---|---|---|---|
| Intel 3770k | Gigabyte z77X up7 | EVGA gtx580 classified ultra hydro copper | Corsair Dominator platinum ddr3 1866 |
| Hard Drive | Optical Drive | Cooling | OS |
| 2 Intel 520 series 180gb ssd's | cdrom dvd burner lightscribe. | 2 water cooling custom loops. | windows 64 ultimate |
| Monitor | Keyboard | Power | Case |
| Asus 27" | Logitech g19 | 2 Silverstone ST1500w psu's | Custom Case by Lazerwerx |
| Mouse | Mouse Pad | Audio | |
| Razer Deathadder | Evga gaming surface | Logitech g35 headset | |
| View all | |||














