Supermicro C2SBM-Q User Manual download pdf (Page 63)

Chapter 4: BIOS

4-11

Note: If there is any change to this setting, you will need to power off and

restart the system for the change to take effect.) Please refer to Intel’s web

site for detailed information.

No Execute Mode Memory Protection (Available when supported by the

CPU and the OS.)

Set to Enabled to enable Execute Disable Bit and allow the processor to classify

areas in memory where an application code can execute and where it cannot, and

thus preventing a worm or a virus from inserting and creating a ood of codes to

overwhelm the processor or damage the system during an attack.

Note: This feature is available when your OS and your CPU support the function

of Execute Disable Bit.) The options are Disabled and Enabled. (Note: For

more information regarding the hardware/software support for this function,

please refer to Intel's and Microsoft's web sites.

Intel Speed Step Support (Available when supported by the CPU.)

Select Enabled to use the Enhanced Intel SpeedStep Technology and allows the

system to automatically adjust the processor voltage and core frequency in an

effort to reduce power consumption and heat dissipation. The options are Enabled

(-C States, GV1/GV3 are enabled), GV1/GV3 Only (C States: Disabled), C-States

Only (-G1/G3: Disabled), and Disabled (-C States, GV1/GV3 are disabled). Please

refer to Intel’s web site for detailed information.

Advanced Chipset Control

Access the submenu to make changes to the following settings.

Warning: Be cautious when changing the Advanced settings. An incorrect

setting, a very high DRAM frequency or an incorrect DRAM timing may result

in system instability. When this occurs, revert to the default setting.

Integrated Device Control Sub-menu

Memory Reclaiming

Select Enable to enable the functionality of Memory Remapping above 4GB. The

settings are Enabled and Disabled.

Enable VT-d

Select Enable to enable the functionality of the Intel Virtualization Technology for

Direct I/O support, which offers fully-protected I/O resource-sharing across the

Intel platforms, providing the user with greater reliability, security and availability in

networking and data-sharing. The settings are Enabled and Disabled.

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Supermicro C2SBM-Q User Manual Page 63