Dell DR4000 Owner's Manual - Page 43
Memory Settings Screen, Enabled, Disabled, Optimizer Mode, Mirror Mode, Advanced ECC
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Memory Settings Screen Option System Memory Size System Memory Type System Memory Speed Video Memory System Memory Testing (Enabled default) Memory Operating Mode Node Interleaving (Disabled default) Description Displays the system memory size. Displays the system memory type. Displays the system memory speed. Displays the video memory size. Specifies whether system memory tests are run at system boot. Options are Enabled and Disabled. This field displays the type of memory operation if a valid memory configuration is installed. When set to Optimizer Mode, the memory controllers run independently of each other for improved memory performance. When set to Mirror Mode, memory mirroring is enabled. When set to Advanced ECC Mode, two controllers are joined in 128-bit mode running multi-bit advanced ECC. For information about the memory modes, see "System Memory" on page 76. NOTE: The Spare Mode option may not be present on all systems. If this field is Enabled, memory interleaving is supported if a symmetric memory configuration is installed. If Disabled, the system supports Non-Uniform Memory Architecture (NUMA) (asymmetric) memory configurations. NOTE: The Node Interleaving field must be set to Disabled when using Mirror mode. Processor Settings Screen Option 64-bit Core Speed Bus Speed Description Specifies if the processor(s) support 64-bit extensions. Displays the processor clock speed. Displays the processor bus speed. Using the System Setup Program and UEFI Boot Manager 43