ADLINK Technology VPX3-TL BIOS - Page 28

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VPX3-TL BIOS
BIOS Item Options Description
GT CLOS
Enabled
Disabled
Enable or Disable Graphics
Technology(GT) Class of Service. Enable
will reduce Gfx LLC allocation to minimize
impact of Gfx workload on LLC
OPIO Recentering
Enabled
Disabled
Enable or Disable Opio Recentering to
improve Pcie latency.
C states
Enabled
Disabled
Enable/Disable CPU Power Management.
Allows CPU to go to C states when it's not
100% utilized.
Intel(R) Speed Shift
Technology
Enabled
Disabled
Enable/Disable Intel(R) Speed Shift
Technology support. Enabling will expose
the CPPC v2 interface to allow for
hardware controlled P-states.
Intel(R) SpeedStep(tm)
Enabled
Disabled
Allows more than two frequency ranges to
be supported.
Hyper-Threading
Enabled
Disabled
Enable or Disable Hyper-Threading
Technology.
ACPI D3Cold Support
Enabled
Disabled
Enable/Disable ACPI D3Cold support to be
executed on D3 entry and exit
Low Power S0 Idle
Capability
Enabled
Disabled
This variable determines if we enable ACPI
Lower Power S0 Idle Capability (Mutually
exclusive with Smart connect). While this
is enabled, it also disable 8254 timer for
SLP_S0 support.
SA GV
Enabled
Disabled
System Agent Geyserville. Can disable, fix
to a specific point, or enable frequency
switching.
WRC Feature
Enabled
Disabled
Enable/Disable SA WRC(Write Cache)
Feature of IOP. When enabled, supports
IO devices allocating onto the ring and
into LLC.
Page Close Idle Timeout
Enabled
Disabled
Page Close Idle Timeout Control
Power Down Mode
Auto
No Power Down
APD
PPD-DLLoff
CKE Power Down Mode Control
RC6(Render Standby)
Enabled
Disabled
Check to enable render standby support.
DMI Link ASPM Control
Enabled
Disabled
The control of Active State Power
Management of the DMI Link.
PCI Express Clock Gating
Enabled
Disabled
PCI Express Clock Gating Enable/Disable
for each root port.
Legacy IO Low Latency
Enabled
Disabled
Set to enable low latency of legacy IO.
Some systems require lower IO latency
irrespective of power. This is a tradeoff
between power and IO latency.