MSI GX640 User Manual - Page 84

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BIOS Setup 4-7 Advanced Menu Š PCI Latency Timer This item controls how long each PCI device can hold the bus before another takes over. When set to higher values, every PCI device can conduct transactions for a longer time and thus improve the effective PCI bandwidth. For better PCI performance, you should set the item to higher values. Setting options: 32, 64, 96, 128, 160, 192, 224, and 248. Š Intel(R) SpeedStep(tm) tech. This item allows you to enable or disable Intel SpeedStep technology. When set to Disabled, the system always operates in a conserve power mode. If you want optimize the processor, set this item to Enabled, so that the processor's speed will be controlled by the use of your operating system and applications. Setting options: Enabled, and Disabled. Š C States This item allows you to enable or disable CPU C-State function. When set to Enabled, CPU/chipset can enter power-saving states under idle states. Š SATA Mode Selection This item allows you to choose SATA device working in IDE mode or AHCI mode.

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4-7
BIOS Setup
Advanced Menu
PCI Latency Timer
This item controls how long each PCI device can hold the bus before
another takes over. When set to higher values, every PCI device can
conduct transactions for a longer time and thus improve the effective PCI
bandwidth. For better PCI performance, you should set the item to higher
values.
Setting options:
32, 64, 96, 128, 160, 192, 224,
and
248.
Intel(R) SpeedStep(tm) tech.
This item allows you to enable or disable Intel SpeedStep technology.
When set to
Disabled
, the system always operates in a conserve power
mode. If you want optimize the processor, set this item to
Enabled
, so that
the
processor’s speed will be controlled by the use of your operating
system and applications.
Setting options:
Enabled
, and
Disabled
.
C States
This item allows you to enable or disable CPU C-State function.
When set
to
Enabled
, CPU/chipset can enter power-saving states under idle states.
SATA Mode Selection
This item allows you to choose SATA device working in IDE mode or AHCI
mode.