Dell PowerEdge R250 Integrated Remote Access Controller 9 Attribute Registry - Page 368
BIOS.SysProfileSettings.MemRefreshRate Read or Write, BIOS.SysProfileSettings.MemVolt Read or Write
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BIOS.SysProfileSettings.MemRefreshRate (Read or Write) Description The memory controller will periodically refresh the data in memory. The frequency at which memory is normally refreshed is referred to as 1X refresh rate. When memory modules are operating at a higher than normal temperature or to further increase system reliability, the refresh rate can be set to 2X, but may have a negative impact on memory subsystem performance under some circumstances. Read-only unless System Profile is set to Custom. Has a dependency on the System Profile. Can only be set if the System Profile is set to Custom. Is set to 1X if the System Profile is set to Performance Per Watt (DAPC), Performance Per Watt (OS), Performance Per Watt (HWPM), or Performance. Is set to 2X if the System Profile is set to Dense. Legal Values ● 1x ● 2x Default Value Not Applicable Write Privilege Server Control License Required iDRAC Express or iDRAC Enterprise Dependency Not applicable BIOS.SysProfileSettings.MemVolt (Read or Write) Description Sets the DIMM voltage selection. When set to Auto the system will automatically set the system voltage to the optimal setting based upon the DIMM capability and the installed DIMM population. Also enables setting the system DIMM voltage to a higher (1.5V) setting if the DIMMs support multiple voltages and have been Auto set to a lower voltage. Read-only unless System Profile is set to Custom. Legal Values ● AutoVolt ● Volt135V ● Volt15V Default Value Not Applicable Write Privilege Server Control License Required iDRAC Express or iDRAC Enterprise Dependency Not applicable BIOS.SysProfileSettings.MonitorMwait (Read or Write) Description Specifies whether Monitor/Mwait instructions are enabled. Read-only unless System Profile is set to Custom. Has a dependency on the System Profile. Can only be set if the System Profile is set to Custom. Is set to Enabled for all the other System Profiles.. If the C-States are enabled, and the customer sets this field to Disabled, MonitorMWait is changed to Enabled in the next boot. Legal Values ● Enabled ● Disabled Default Value Not Applicable Write Privilege Server Control License Required iDRAC Express or iDRAC Enterprise Dependency Not applicable 368 BIOS Attributes
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