User`s manual

BIOS Setup
65
REF to ACT / REF (Trfc)
This field is only available when “DRAM Timing” is set to “Manual”.
Settings: [08T, 09~71T]
ACT(0) to ACT(1) (TRRD)
This field is only available when “DRAM Timing” is set to “Manual”.
Settings: [2T, 3T, 4T, 5T]
Read to Precharge (Trptp)
Settings: [2T, 3T]
Write to Read CMD (Twtr)
Settings: [1T/2T, 2T/3T]
Write Recovery Time (Twr)
Settings: [2T, 3T, 4T, 5T]
DRAM Command Rate
This field is for setting how fast the memory controller sends out commands.
Lower setting equals faster command rate.
NOTE: Some memory modules may not be able to handle lower
settings.
Settings: [2T Command, 1T Command]
RDSAIT Mode
Settings: [Manual, Auto]
RDSAIT Selection
Key in a HEX number.
Settings: [Min = 0000, Max = 003F]