Chapter 4: AMI BIOS

North Bridge Configuration

The following North Bridge Configuration submenu items will display:

Memory Multiplier Configuration

Performance Memory Profiles

Use this feature to set Performance Memory Profiles which may cause impact on memory behavior due to different sizes of memory used in the system. Select Automatic to allow the BIOS to automatically set Performance Memory Profiles. Select Manual to manually configure Performance Profiles. The options are Automatic, Manual, XMP Profile 1 and XMP Profile 2.

XMP Profile 1

XMP Profile 2

If Manual is selected, the following options will be displayed:

Memory Timing Configuration

Memory Clock Multiplier

This option selects the Memory Clock Multiplier. The options are

1.33and 1.00.

Memory Multiplier

This option selects the Memory Multiplier value. The options are 8, 10, 12, 14, 16, 18, 20, 22, 24, 26 and 28.

tCL

This option configures the Cas Latency Range. Enter a number between 4-18. The default is 9.

tRP

This option selects the Ras Precharge Range. Enter a number between 1-38. The default is 11.

tRCD

This option configures the Row to Col Delay Range. Enter a number between 1-38. The default is 11.

tRAS

This option selects the Ras Active Time. Enter a number between 1-586. The default is 28.

4-25

Page 91
Image 91
SUPER MICRO Computer C7Z87-OCE user manual North Bridge Configuration