Lenovo TD230 manual Submenus under the Memory RAS and Performance

Table 19. Submenus under the Processor Configuration

Item	Option	Description
Enhanced Intel SpeedStep™ Tech	Disabled / [Enabled]	Enable or disable the SpeedStep
		technology.
Intel Hyper-Threading Tech	Disabled / [Enabled]	Enable or disable the hyper-thread
		technology. (Whether your server
		supports this feature or not is
		depending on the type of the installed
		microprocessor.)
Core Multi-Processing	Disabled / [Enabled]	Enable or disable the multi-core
		processing function.
Execute Disable Bit	Disabled / [Enabled]	Enabling the Execute-Disable Bit
		Capability can prevent the executive
		code of some malicious software
		from using the data page.
Intel® Virtualization Technology	[Disabled] / Enabled	Enable or disable the Intel
		Virtualization Tech. This technology
		can provide additional capacity for
		hardware computing. If you set this
		feature to Enabled, you have to turn
		off the server and disconnect the
		power cord from electrical outlet, and
		then reconnect the power cord and
		turn on the server to make this feature
		take effect.
Intel VT for Directed I/O	[Disabled] / Enabled	Enable or disable the Intel
		Virtualization Tech for I/O devices.
Hardware Prefetcher	Disabled / [Enabled]	Enable or disable the prefetch
		function of the microprocessor.
		This setting might impact system
		performance.
Adjacent Cache Line Prefetch	Disabled / [Enabled]	Enable or disable the adjacent cache
		line prefetch. This setting might
		impact system performance.
Direct Cache Access (DCA)	Disabled / [Enabled]	Enable or disable the direct
		distribution of I/O data to the cache
		of microprocessor to improve the I/O
		capability.
Notes:

1. The settings in [ ] are the default settings in the Setup Utility program.

2. The above options might vary depending on the type of the installed microprocessor.

Table 20. Submenus under the Memory Configuration

Item	Description
Total Memory	View the total memory capacity.
Effective Memory	View the effective memory capacity.
Current Configuration	Current configuration is the most effective mode.
Current Memory Speed	View the memory speed information.
Memory RAS and Performance Configuration	Enter the submenu to see all the options. See Table 21
	“Submenus under the Memory RAS and Performance
	Configuration” on page 147.

146ThinkServer TD230 Hardware Maintenance Manual