ACPI Settings Menu
High Precision Event Timer
Enable the High Precision Event Timer. The default is Enabled.
PCI AER Support
Use this setting to enable ACPI OS to natively manage PCI advanced error reporting. The default is Disabled.
NUMA Nodes per Socket
A NUMA architecture divides hardware resources, including processors, memory, and I/O buses, into groups, called NUMA nodes. This setting specifies the number of desired NUMA odes per sockets. Selecting Zero will attempt to interleave the two sockets together. Auto is equivalent to NPS1.
ACPI SRAT L3 Cache as NUMA Domain
Setting this to Enabled means each CCX in the system will be declared as a separate NUMA domain. Disabled means Memory addressing NUMA nodes per socket will be declared. The Auto setting equals Disabled.