Chapter 4: BIOS
63
ASPM
Use this feature to activate the Active State Power Management (ASPM) level for a PCI-
E device. Select Auto for the system BIOS to automatically set the ASPM level based
on the system configuration. Select Disabled to disable ASPM support. The options are
Disable,
Auto,
ASPM L0s, ASPM L1, and ASPM L0sL1.
De-emphasis Control
This item sets the De-emphasis control on PEG. The options are -6 dB and -3.5dB.
PEG0 Power Limit Value
Enter a value for the upper limit on power (in watts) supplied by the slot. The range is
0-255. The default is
75
.
PEG0 Power Limit Scale
This feature controls the slot power limit scale. The options are
1.0x
, 0.1x, 0.01x, and
0.001x.
PEG0 Max Payload size
Select Auto for the BIOS to automatically set the maximum payload value for PCI-E
device specified by the user to enhance system performance. The options are
Auto
,
128B, and 256B.
PEG 0:1:1
Enable Root Port
Use this feature to enable or disable the PCI Express Graphics (PEG) device in the port
specified the user. The options are Disabled, Enabled, and
Auto
.
Max Link Speed
Use this feature to select PCI-E support for the device installed on SLOT7. The options
are
Auto
, Gen 1, Gen 2, and Gen 3.
PEG1 Power Limit Value
Enter a value for the upper limit on power (in watts) supplied by the slot. The range is
0-255. The default is
75
.
PEG1 Power Limit Scale
This feature controls the slot power limit scale. The options are
1.0x
, 0.1x, 0.01x, and
0.001x.
