ASROCK Rack EPYCD8-2T - CPU Configuration

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3.3.1 CPU Conguration
Core Performance Boost
Use this item to disable CPB.
Global C-state Control
Use this item to control IO based C-state generation and DF C-states.
Downcore Control
Sets the number of cores to be used. Once this option has been used to remove any cores, a
POWER CYCLE is required in order for future selections to take eect.
L1 Stream HW Prefetcher
Option to Enable or Disable L1 Stream HW Prefetcher.
L2 Stream HW Prefetcher
Option to Enable or Disable L2 Stream HW Prefetcher.
SVM Mode
Enable or disable CPU Virtualization.
SMEE
Use this item to control secure emmory encryption enable.