ASROCK Z77 Extreme4 User Manual page 58

DRAM tRTP
Use this item to change Read to Precharge (tRTP) Auto/Manual setting.
The default is [Auto].
DRAM tFAW
Use this item to change Four Activate Window (tFAW) Auto/Manual set-
ting. The default is [Auto].
DRAM tCWL
Use this item to change CAS# Write Latency (tCWL) Auto/Manual setting.
The default is [Auto].
ODT WR (CH A)
Use this item to change ODT WR (CH A) setting. The default is [Auto].
ODT WR (CH B)
Use this item to change ODT WR (CH B) setting. The default is [Auto].
ODT NOM (CH A)
Use this item to change ODT NOM (CH A) setting. The default is [Auto].
ODT NOM (CH B)
Use this item to change ODT NOM (CH B) setting. The default is [Auto].
MRC Fast Boot
Use this item to enable or disable MRC Fast Boot. The default is [Enabled].
Voltage Configuration
CPU Core Voltage
Use this to select CPU Core Voltage. The default value is [Auto].
CPU Load-Line Calibration
CPU Load-Line Calibration helps prevent CPU voltage droop when the
system is under heavy load.
IGPU Voltage
Use this to select IGPU Voltage. The default value is [Auto].
IGPU Load-Line Calibration
IGPU Load-Line Calibration helps prevent IGPU voltage droop when the
system is under heavy load.
DRAM Voltage
Use this to select DRAM Voltage. The default value is [Auto].
VTT Voltage
Use this to select VTT Voltage. The default value is [Auto].
PCH Voltage
Use this to select PCH Voltage. The default value is [Auto].
CPU PLL Voltage
Use this to select CPU PLL Voltage. The default value is [Auto].
VCCSA Voltage
Use this to select VCCSA Voltage. The default value is [Auto].
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