Table of Contents
Advertisement
Chapter 6: UEFI BIOS
Memory Configuration
Integrated Memory Controller (iMC)
Enforce POR
Select Enable to enforce POR restrictions on DDR4 frequency and voltage programming.
The options are POR and Disable.
Memory Frequency
Use this feature to set the maximum memory frequency for onboard memory modules.
The options are Auto, 1866, 2000, 2133, 2200, 2400, 2600, and 2666.
Data Scrambling for NVMDIMM
Select Enable to enable data scrambling to enhance system performance and data in-
tegrity. The options are Auto, Disable, and Enable.
Data Scrambling for DDR4
Use this feature to enable data scrambling for DDR4. The options are Auto, Disable,
and Enable.
tCCD_L Relaxation
Select Auto to get TCDD settings from SPD (Serial Presence Detect) and implement into
memory RC code to improve system reliability. Select Disable for TCCD to follow Intel
POR.
The options are Disable and Auto.
Enable ADR
Select Enable for ADR (Automatic Diagnostic Repository) support to enhance memory
performance. The options are Disable and Enable.
2X Refresh Options
Use this item to select the 2X refresh mode. The options are Auto and Enable.
Page Policy
This feature allows the user to determine the desired page mode for IMC. When Auto is
selected, the memory controller will close or open pages based on the current operation.
Closed policy closes that page after reading or writing. Adaptive is similar to open page
policy, but can be dynamically modified. The options are Auto, Closed, and Adaptive..
IMC Interleaving
This feature allows the user to configure Integrated Memory Controller (IMC) Interleaving
settings. The options are Auto, 1-way Interleave, and 2-way Interleave.
77
Advertisement
Table of Contents
