Bios Settings: Execute Disable bit: Enabled XD: Enabled Limit CPUID Max: Disabled Virtualization: Enabled or Disabled, try it. Hyper-threading: Enabled or Disabled, try it. HPET (High Precision Event Timer/PCH): Enabled SATA Mode: AHCI UEFI Mode: Compatible Incompatible hardware : Broadcom BCM4313 Atheros AR5007   For all the details see official installation guide at http://iatkos.me/forum/viewtopic.php?f=77&t=23108