Gigabyte GA-Z77-D3H User Manual page 39

Advanced Memory Settings
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Extreme Memory Profile (X.M.P.)
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Frequency(Mhz)
The settings under the three items above are synchronous to those under the same items on the Advanced
Frequency Settings menu.
Performance Enhance
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Allows the system to operate at three different performance levels.
Normal 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.

DRAM Timing Selectable (SPD)
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Quick and Expert allows the Channel Interleaving, Rank Interleaving, and memory timing settings
below to be configurable. Options are: Auto (default), Quick, Expert.
Profile DDR Voltage
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When using a non-XMP memory module or Extreme Memory Profile (X.M.P.) is set to Disabled, this
item will display as 1.50V. When Extreme Memory Profile (X.M.P.) is set to Profile1 or Profile2, this
item will display the value based on the SPD data on the XMP memory.
Profile VTT Voltage
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The value displayed here is dependent on the CPU being used.
Channel Interleaving
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Enables or disables memory channel interleaving. Enabled allows the system to simultaneously access
different channels of the memory to increase memory performance and stability. Auto lets the BIOS
automatically configure this setting. (Default: Auto)
Rank Interleaving
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Enables or disables memory rank interleaving. Enabled allows the system to simultaneously access
different ranks of the memory to increase memory performance and stability. Auto lets the BIOS
automatically configure this setting. (Default: Auto)
(Note) This item is present only when you install a CPU and a memory module that support this feature.
, System Memory Multiplier (SPD), Memory
(Note)
- 39 - BIOS Setup