Gigabyte GA-X48-DS4 User Manual page 53

Performance Enhance
Allows the system to operate at three different performance levels.
Standard
Turbo
Extreme
System Memory Multiplier
Allows you to set the system memory multiplier. Options are dependent on CPU FSB. Auto sets
memory multiplier according to memory SPD data. (Default: Auto)
Memory Frequency (Mhz)
The first memory frequency value is the normal operating frequency of the memory being used;
the second is the memory frequency that is automatically adjusted according to the CPU Host
Frequency (Mhz) and System Memory Multiplier settings.
DRAM Timing Selectable (SPD)
Manual allows all DRAM Timing items below to be configurable.
Options are: Auto (default), Manual.
Standard Timing Control
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CAS Latency Time
Options are: Auto (default), 3~7.
DRAM RAS# to CAS# Delay
Options are: Auto (default), 1~15.
DRAM RAS# Precharge
Options are: Auto (default), 1~15.
Precharge delay (tRAS)
Options are: Auto (default), 1~63.
Advanced Timing Control
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ACT to ACT Delay (tRRD)
Options are: Auto (default), 1~15.
Rank Write to READ Delay
Options are: Auto (default), 1~31.
Write To Precharge Delay
Options are: Auto (default), 1~31.
Refresh to ACT Delay
Options are: Auto (default), 0~255.
Read to Precharge Delay
Options are: Auto (default), 1~15.
Static tRead Value
Options are: Auto (default), 1~31.
Static tRead Phase Adjust
Options are: Auto (default), 1~31.
Command Rate(CMD)
Options are: Auto (default), 1T, 2T.
Lets the system operate at its basic performance level.
Lets the system operate at its good performance level. (Default)
Lets the system operate at its best performance level.
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- 53 - BIOS Setup