Supermicro X10SLM+-F User Manual download pdf (Page 81)

Chapter 4: AMI BIOS

4-13

•CAS to RAS (tRCDmin)

•Row Precharge (tRPmin)

•Active to Precharege (tRASmin)

Memory Frequency Limiter

This feature sets the limit of memory frequency for DIMM modules installed on

the the motherboard. The options are 1067 (MHz), 1333 (MHz), 1600 (MHz),

and Auto.

Max TOLUD (Top of Low Usable DRAM)

This feature sets the maximum TOLUD value, which species the "Top of Low

Usable DRAM" memory space to be used by internal graphics devices, GTT

Stolen Memory, and TSEG, respectively, if these devices are enabled. The op-

tions are Enabled and Dynamic, 1 GB, 1.25 GB, 1.5 GB, 1.75 GB, 2 GB, 2.25

GB, 2.5 GB, 2.75 GB, 3 GB and 3.25 GB.

Note: TSEG is a block of memory that is only accessible by the processor

while operating in SMM mode.

Memory Scrambler

This feature enables or disables memory scrambler support for memory error

correction. The settings are Enabled and Disabled.



PCH-IO Conguration

This item displays the information for PCH-IO Chip.

•Intel PCH Rev ID

•USB Conguration

•USB Devices

EHCI1

Select Enabled to enable EHCI (Enhanced Host Controller Interface) Controller 1

for USB 2.0 support. One EHCI controller must always be enabled. The settings

are Enabled and Disabled.

EHCI2

Select Enabled to enable EHCI (Enhanced Host Controller Interface) Controller 2

for USB 2.0 support. One EHCI controller must always be enabled. The settings

are Enabled and Disabled.

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Supermicro X10SLM+-F User Manual Page 81