6. Tweaker Menu | 37
Z590I VALKYRIE
Realtime Memory Timing
This item enables or disables realtime memory timings. When enabled, the system will allow
performing realtime memory timing changes after MRC_DONE.
Options: Enabled (Default) / Disabled
tCL
This item allows you to select CAS Latency, 0: AUTO, max: 36
Options: Auto (Default)
tRCD/tRP
This item allows you to select RAS to CAS delay time and Row Prechrge delay time, 0: AUTO,
max: 63
Options: Auto (Default)
tRAS
This item allows you to select RAS Active Time, 0: AUTO, max: 90
Options: Auto (Default)
tCWL
This item allows you to select Min CAS Write Latency Delay Time, 0: AUTO, max: 34
Options: Auto (Default)
tFAW
This item allows you to select Min Four Activate Window Delay Time, 0: AUTO, max: 127
Options: Auto (Default)
tREFI
This item allows you to select Refresh Interval, 0: AUTO, max: 65535
Options: Auto (Default)
tRFC
This item allows you to select Min Refresh Recovery Delay Time, 0: AUTO, max: 1023
Options: Auto (Default)
tRRD
This item allows you to select Min Row Active to Row Active Delay Time, 0: AUTO, max: 31
Options: Auto (Default)
tRRD_L
This item allows you to select Min Row Active to Row Active Delay Time for Same Bank Group,
0: AUTO, max: 31
Options: Auto (Default)
tRRD_S
This item allows you to select Min Row Active to Row Active Delay Time, Different Bank Group,
0: AUTO, max: 31
Options: Auto (Default)
tRTP
This item allows you to select Min Internal Read to Precharge Delay Time. Shall be set to half of
tWR value, 0: AUTO, max: 15. DDR4 legal values: 5, 6, 7, 8, 9, 10, 12
Options: Auto (Default)
tWR
This item allows you to select Min Write Recovery Time, 0: AUTO, legal values: 5, 6, 7, 8, 10, 12,
14, 16, 18, 20, 24, 28, 30, 32, 34, 38. 40, 44
Options: Auto (Default)
