User Manual

PRIME / ProArt / TUF GAMING AMD 600 Series BIOS Manual
43
The following item appears only when TwrwrDd Ctrl is set to [Manual].
TwrwrDd
Specifies the Write to Write turnaround timing in a different DIMM.
Valid values: 0x1 ~ 0xF. The value is in hex.
Twrrd Ctrl
[Auto] Follow default setting.
[Manual] Manually specify.
The following item appears only when Twrrd Ctrl is set to [Manual].
Twrrd
Specifies the Write to Read turnaround timing. Valid values: 0x1 ~
0xF. The value is in hex.
Trdwr Ctrl
[Auto] Follow default setting.
[Manual] Manually specify.
The following item appears only when Trdwr Ctrl is set to [Manual].
Trdwr
Specifies the Read to Write turnaround timing. Valid values: 0x1 ~
0x1F. The value is in hex.
DDR BUS Configuration
This item allows you to configure DDR BUS configuration.
Processor CK drive strengths
Specifies the Processor CK drive strengths.
Configuration options: [Auto] [120.0 Ohm] [60.0 Ohm] [40.0 Ohm] [30.0 Ohm]
Processor CA
drive strengths
Specifies the Processor CA drive strengths.
Configuration options: [Auto] [120.0 Ohm] [60.0 Ohm] [40.0 Ohm] [30.0 Ohm]
Processor CS drive strengths
Specifies the Processor CS drive strengths.
Configuration options: [Auto] [120.0 Ohm] [60.0 Ohm] [40.0 Ohm] [30.0 Ohm]
DRAM ODT impedance RTT_NOM_WR
Specifies the DRAM ODT impedance RTT_NOM_WR.
Configuration options: [Auto] [RTT_OFF] [RZQ (240)] [RZQ/2 (120)] [RZQ/3
(80)] [RZQ/4 (60)] [RZQ/5 (48)] [RZQ/6 (40)] [RZQ/7 (34)]
DRAM ODT impedance RTT_NOM_RD
Specifies the DRAM ODT impedance RTT_NOM_RD.
Configuration options: [Auto] [RTT_OFF] [RZQ (240)] [RZQ/2 (120)] [RZQ/3
(80)] [RZQ/4 (60)] [RZQ/5 (48)] [RZQ/6 (40)] [RZQ/7 (34)]
DRAM ODT impedance RTT_WR
Specifies the DRAM ODT impedance RTT_WR.
Configuration options: [Auto] [RTT_OFF] [RZQ (240)] [RZQ/2 (120)] [RZQ/3
(80)] [RZQ/4 (60)] [RZQ/5 (48)] [RZQ/6 (40)] [RZQ/7 (34)]
DRAM ODT impedance RTT_PARK
Specifies the DRAM ODT impedance RTT_PARK.
Configuration options: [Auto] [RTT_OFF] [RZQ (240)] [RZQ/2 (120)] [RZQ/3
(80)] [RZQ/4 (60)] [RZQ/5 (48)] [RZQ/6 (40)] [RZQ/7 (34)]