Acer G540 Series manual Advanced Processor Options, Parameter Description Option, Enabled

76 4 System BIOS

Advanced Processor Options

Parameter	Description	Option
Processor Retest	Select whether to delete the historical	Yes
	processor data log. Processor(s) will be	No
	retested on the next boot-up.
CPU Type	Processor model name
CPU Speed	The processor speed is the speed at which a
	microprocessor executes instructions. Clock speeds are
	expressed in megahertz (MHz), with 1 MHz being equal
	to 1 million cycles per second. The faster the clock, the
	more instructions the CPU can execute per second.
Processor CPUID	Processor ID number
Processor L2	Processor second-level cache size detected during POST
Cache	Note: This field is not shown on the above screenshot.

Hyperthreading	Select whether to enable the Intel Hyper-
	Threading (HT) Technology function. HT
	enables the host operating system to view
	a single physical processor to appear as two
	logical processors. This can boost
	performance in OS and applications that
	are HT-compliant.

Enabled

Disabled