Hey everyone. I'm hoping somebody can help me out here. I have this exact same problem. I ran -v -x it loads a bunch of things then it goes black then every a minute or so it flashes green and goes black again and one of my monitors turns to "No Signal"

I would REALLY appreciate some help.

My system is:
CPU: Intel Core i7 920 Nehalem 2.66GHz LGA 1366 130W Quad-Core
MOBO: GIGABYTE GA-EX58-UD4P LGA 1366 Intel X58 ATX Intel Motherboard
RAM: CORSAIR XMS3 6GB
VIDEO: 2 x SAPPHIRE 100258-1GL Radeon HD 4850 1GB 256-bit GDDR3 (In crossfire mode, using DVI ports)

These are the options I selected:
PARTITION: Mac OS Extended (Journaled)
SYSTEM: iATKOS v5i Main System
BOOTLOADER: Chameleon
DECRYPTER: AppleDecrypt
SMBIOS DRIVER: SMBIOS-Resolver
KERNAL: 9.5.0 Kernel fassl
ACPI: Stock ACPI Modified
Disabler.kext

Drivers:
VGA - Natit Universal
SYSTEM - Intel SATA
NETWORK: nForce Ethernet

Again any help you can provide would be GREATLY appreciated Thanks!