Gigabyte GA-EP45-DS3 Manual - Page 42

Extreme Memory Profile X.M.P. - fsb

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CPU Clock Drive Allows you to adjust the amplitude of the CPU and North Bridge clock. Options are: 700mV, 800mV (default), 900mV, 1000mV. PCI Express Clock Drive Allows you to adjust the amplitude of the PCI Express and North Bridge clock. Options are: 700mV, 800mV, 900mV (default), 1000mV. CPU Clock Skew Allows you to set the CPU clock prior to the North Bridge clock. Options are: 0ps~750ps. (Default: 0ps) MCH Clock Skew Allows you to set the North Bridge clock prior to the CPU clock. Options are: 0ps~750ps. (Default: 0ps) ******** DRAM Performance Control ******** Performance Enhance Allows the system to operate at three different performance levels. Standard Turbo Extreme 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. Extreme Memory Profile (X.M.P.) (Note) Allows the BIOS to read the SPD data on XMP memory module(s) to enhance memory performance when enabled. Disabled Profile1 Disables this function. (Default) Uses Profile 1 settings. Profile2 Uses Profile 2 settings. (G)MCH Frequency Latch Allows you to fix the chipset frequency at system bootup. Options for adjusting memory multiplier below may differ according to the fixed frequency. Options are: Auto (default), 200MHz, 266MHz, 333MHz, 400MHz. System Memory Multiplier (SPD) Allows you to set the system memory multiplier. Options are dependent on CPU FSB and the (G)MCH Frequency Latch settings. 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. (Note) This item appears only if you install a memory module that supports this feature. GA-EP45-DS3R/DS3 Motherboard - 42 -

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GA-EP45-DS3R/DS3 Motherboard
- 42 -
CPU Clock Drive
Allows you to adjust the amplitude of the CPU and North Bridge clock.
Options are: 700mV, 800mV (default), 900mV, 1000mV.
PCI Express Clock Drive
Allows you to adjust the amplitude of the PCI Express and North Bridge clock.
Options are: 700mV, 800mV, 900mV (default), 1000mV.
CPU Clock Skew
Allows you to set the CPU clock prior to the North Bridge clock.
Options are: 0ps~750ps. (Default: 0ps)
MCH Clock Skew
Allows you to set the North Bridge clock prior to the CPU clock.
Options are: 0ps~750ps. (Default: 0ps)
********
DRAM Performance Control
********
Performance Enhance
Allows the system to operate at three different performance levels.
Standard
Lets the system operate at its basic performance level.
Turbo
Lets the system operate at its good performance level. (Default)
Extreme
Lets the system operate at its best performance level.
Extreme Memory Profile (X.M.P.)
(Note)
Allows the BIOS to read the SPD data on XMP memory module(s) to enhance memory performance
when enabled.
Disabled
Disables this function. (Default)
Profile1
Uses Profile 1 settings.
Profile
2
Uses Profile 2 settings.
(G)MCH Frequency Latch
Allows you to fix the chipset frequency at system bootup. Options for adjusting memory multiplier
below may differ according to the fixed frequency. Options are: Auto (default), 200MHz, 266MHz,
333MHz, 400MHz.
System Memory Multiplier (SPD)
Allows you to set the system memory multiplier. Options are dependent on CPU FSB and the
(G)MCH Frequency Latch
settings.
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.
(Note) This item appears only if you install a memory module that supports this feature.