ASROCK 775i65G User Manual page 29

Hyper Threading Technology
To enable this feature, it requires a computer system with an Intel Pentium
processor that supports Hyper-Threading technology and an operating system
that includes optimization for this technology, such as Microsoft
XP. Set to [Enabled] if using Microsoft
2.4.18 or higher. This option will be hidden if the installed CPU does not sup-
port Hyper-Threading technology.
Intel (R) SpeedStep(tm) tech.
Intel (R) SpeedStep(tm) tech. is Intel's new power saving technology.
Processor can switch between multiple frequency and voltage points to enable
power savings. If you select [Auto], you need to set the "Power Schemes" as
"Portable/Laptop" to enable this function.
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Windows XP, or Linux kernel version
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Windows
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