Supermicro X9SPV-M4-3QE User Manual download pdf (Page 74)

Chapter 4: AMI BIOS

4-13

Clocks, 64 PCI Bus Clocks, 96 PCI Bus Clocks, 128 PCI Bus Clocks, 160 PCI

Bus Clocks, 192 PCI Bus Clocks, 224 PCI Bus Clocks and 248 PCI Bus Clocks.

PERR# Generation

Set this item to Enabled to allow PCI devices to generate PERR# error codes. The

options are Enabled and Disabled.

SERR# Generation

Set this item to Enabled to allow PCI devices to generate SERR# error codes. The

options are Enabled and Disabled.

ASPM Support

Set this item to the desired ASPM (Active State Power Management) level. The

options are Disabled, Auto and Force L0s.

Maximum Read Request

This feature selects the setting for the PCIE maximum Read Request size. The

options are Auto, 128 Bytes, 256 Bytes, 512 Bytes, 1024 Bytes, 2048 Bytes, and

4096 Bytes.

Above 4G Decoding

Set this item to Enabled to activate 64-bit capable devices to be decoded above

the 4G address space. This works only if the system supports 64-bit PCI decoding.

The options are Enabled and Disabled.

VGA Palette Snoop

When enabled, this feature allows video add-on cards to borrow the color palette

from the system's video card. The options are Enabled and Disabled.



PCI Express Settings

Relaxed Ordering

Select Enabled to allow certain PCI-E transactions to violate the strict ordering

rules of PCI-E so that a transaction can be completed before other transactions

that have already been queued in order to enhance PCI-E performance. The

options are Disabled and Enabled.

Extended Tag

Select Enabled to allow a PCI Express device to use 8-bit tag eld as a requester.

The options are Disabled and Enabled.

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Supermicro X9SPV-M4-3QE User Manual Page 74