GIGABYTE GA-8IP775 Series - Manual (Page 35)

BIOS Setup - 35 -
English
CPU Hyper-Threading
Enabled Enables CPU Hyper Threading Feature. Please note that this feature is only working
for operating system with multi processors mode supported. (Default value)
Disabled Disables CPU Hyper Threading.
Limit CPUID Max. to 3
Enabled Limit CPUID Maximum value to 3 when use older OS like NT4. (Default value)
Disabled Disables CPUID Limit for windows XP.