Chapter 2 15

Advanced Chipset Features
Parameter Description Option
Intel XD Bit When enabled, the processor disables code execution when a worm
attempts to insert a code in the buffer preventing damage and worm
propagation.
When disabled, the processor forces the Execute Disable (XD) Bit feature
flag to always return to 0.
Enabled
Disabled
Hyper Threading
Technology For Intel platform Enabled
Disabled