ADLINK EOS-4000 - Manual (Page 59)

BIOS Setup 47
EOS-4000
Intel Virtualization Technology
When enabled, a VMM can utilize the additional hardware
capabilities provided by Vanderpool Technology
Local x2APIC
Enables Local x2APIC; some OS do not support this
EIST
Enables/Disables Intel SpeedStep Technology
Turbo Mode
Enables/Disables Intel TurboBoost Technology
C1E Function
When enabled, allows the CPU to enter enhanced C1 sleep
state to save more power than C1
CPU C3 Support
Enables/Disables CPU C3(ACPI C2) report to OS
CPU C6 Support
Enables/Disables CPU C6(ACPI C3) report to OS
CPU C7 Support
Enables/Disables CPU C7(ACPI C3) report to OS.