BIOS Advanced Menu Memory Configuration Options
The following table describes the BIOS Advanced Menu memory configuration option.
| Setup Option | Options | Defaults | Description |
|---|---|---|---|
|
Numa |
Enabled/Disabled |
Enabled |
Enable or disable Non Uniform Memory Access (NUMA). |
|
MMIO High Granularity Size |
1G/4G/16G/64G/256G/1024G |
64G |
Selects the allocation size used to assign memory-mapped I/O (MMIO) resources. Total MMIO space can be up to 32x granularity. |
|
Volatile Memory Mode |
1LM/2LM/Auto |
Auto |
Selects whether 1LM or 2LM memory mode should be enabled for Data Center Persistent Memory Modules (DCPMMs). |
|
DDR4 2933MHZ Support |
Disabled/Enabled |
Disabled |
Enable or disable DDR4 2933MHZ support. |