Asus Prime Z270-A Series Bios Manual page 27

tWRRD_dd
Configuration options: [Auto] [0] - [63]
TWRPRE
Configuration options: [Auto] [0] - [127]
TRDPRE
Configuration options: [Auto] [0] - [15]
tREFIX9
Configuration options: [Auto] [0] - [127]
OREF_RI
Configuration options: [Auto] [0] – [255]
Misc.
MRC Fast Boot
Allows you to enable, disable or automatically set the MRC fast boot.
Configuration options: [Auto] [Enabled] [Disabled]
DRAM CLK Period
Configuration options: [Auto] [1] – [26]
Memory Scrambler
Set this item to enable or disable memory scrambler support.
Configuration options: [Enabled] [Disabled]
Channel A DIMM Control
Allows you to enable or disable the Channel A DIMM slots.
Configuration options: [Enable Both DIMMS] [Disable DIMM0] [Disable DIMM1]
[Disable Both DIMMS]
Channel B DIMM Control
Allows you to enable or disable the Channel B DIMM slots.
Configuration options: [Enable Both DIMMS] [Disable DIMM0] [Disable DIMM1]
[Disable Both DIMMS]
MCH Full Check
Enable this item to enhance the stability of your system. Disable this item to enhance
the DRAM overclocking capability.
Configuration options: [Auto] [Enabled] [Disabled]
DLLBwEn
Configuration options: [Auto] [1] - [7]
DRAM SPD Write
Configuration options: [Enabled] [Disabled]
ASUS PRIME Z270-A/AR Series BIOS Manual
27