Chapter 4: AMI BIOS
4-25
Memory Frequency
This option selects the type/speed of the memory installed. The
options are DDR3-1066MHz, DDR3-1333MHz, DDR3-1600MHz,
DDR3-1800MHz, DDR3-2000MHz, DDR-2200MHz, DDR-2400MHz,
and DDR-2600MHz. Default speed is auto detected.
Memory Voltage
This option selects the Memory Voltag The options are Auto, 1.45V,
1.50V, 1.55V, 1.60V, 1.65V, 1.70V, 1.75V, 1.80V, 1.85V, and 1.95V.
Memory Timing Conguration (Expert Mode)
CAS# Latency (tCL)
This option congures the Cas Latency Range. Enter a number
between 4-18. The default is 9.
Row Precharge Time (tRP)
This option selects the Ras Precharge Range. Enter a number be-
tween 1-38. The default is 11.
RAS# to CAS# Delay (tRCD)
This option congures the Row to Col Delay Range. Enter a number
between 1-38. The default is 11.
RAS# Active Time (tRAS)
This option selects the Ras Active Time. Enter a number between
1-586. The default is 28.
Command Rate (CR)
This item congures the delay between when a memory chip is selected and
when the rst active command canbe issued. The default is Auto.
Write to Read Delay (tWR)
This option congures the Minimum Write Recovery Time. Enter a
number between 1-38. The default is 12.
Active to Active Delay (tRRD)
This option selects the Minimum Row Active To Row Active Delay
Time. Enter a number between 1-38. The default is 5.