Enhanced Halt State (C1E)
This feature enables Enhanced Halt State (takes effect after reboot). The options are
Disabled or Enabled.
Package C State Control
Package C State
This feature controls the Package C State limit. The options are C0/C1 state, C2 state,
C6(non Retention) state, C6(Retention) state, No Limit, and Auto.
6.4 Memory
Enforce POR
When enabled, this feature enforces Plan of Record restrictions for DDR4 frequency and
voltage programming. The options are Auto, POR, and Disabled.
Memory Frequency
This feature controls the maximum memory frequency (in MHz). The options are Auto, 1000,
1200, 1333, 1400, 1600, 1800, 1866, 2000, 2133, 2000, 2400, 2600, and 2666.
Custom Refresh Enable
This feature enables a custom memory refresh rate. The options are Disabled or Enabled.
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Chapter 6: BIOS