Asus Motherboard P5B-E - Manual (Page 87)

ASUS P5B-E 4-21
CPU TM function [Enabled]
Configuration options: [Disabled] [Enabled]
Execute Disable Bit [Enabled]
Allows you to enable or disable the No-Execution Page Protection Technology.
Setting this item to [Disabled] forces the XD feature flag to always return to zero
(0). Configuration options: [Disabled] [Enabled]
PECI [Disabled]
Configuration options: [Disabled] [Enabled]
Intel(R) SpeedStep (tm) Tech. [Disabled]
Configuration options: [Disabled] [Automatic]