ASROCK AM1H-ITX - Voltage Configuration; Dram Voltage

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Command Rate (CR)
e delay between when a memory chip is selected and when the rst active command can
be issued.
RAS# Cycle Time (tRC)
Use this item to change RAS# Cycle Time (tRC) Auto/Manual setting.
Write Recovery Time (tWR)
e amount of delay that must elapse aer the completion of a valid write operation,
before an active bank can be precharged.
Refresh Cycle Time (tRFC)
e number of clocks from a Refresh command until the rst Activate command to
the same rank.
RAS to RAS Delay (tRRD)
e number of clocks between two rows activated in dierent banks of the same
rank.
Write to Read Delay (tWTR)
e number of clocks between the last valid write operation and the next read
command to the same internal bank.
Read to Precharge (tRTP)
e number of clocks that are inserted between a read command to a row pre-
charge command to the same rank.
Four Activate Window (tFAW)
e time window in which four activates are allowed the same rank.
Voltage Conguration
DRAM Voltage
Use this to select DRAM Voltage. e default value is [Auto].