Advanced chipset control – Acer Altos G540 M2 User Manual
Page 120
4 System BIOS
112
Advanced Chipset Control
Parameter
Description
Option
Intel VT for
Directed I/O (VT-
d)
Press “Enter” to see the options available. See“Intel VT
for Directed I/O (VT-d)” on page 114 for more
information.
Course Grain
Clocking Gating
Enable or Disables the Course Grain
Clocking Gating.
Enabled
Disabled
Intel (R) I/OAT
Enables or Disables the Intel I/OAT.
Enabled
Disabled
IOH IOxAPIC
Enables or Disables the IOH IOxAPIC.
Enabled
Disabled
4GB PCI Hole
Granularity
Sets the 4GB PCI Hole Granularity.
512 MB
1.0 GB
2.0 GB
QPI Control
Setting
Enables or Disables the QPI Control
Setting.
Enabled
Disabled