Acer AB460 F1, User Manual

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Ratio CMOS Setting: This option allows you to set the ratio between
the CPU core clock and the FSB frequency.The default setting depends
on the type of CPU installed on the motherboard. The default setting
for the CPU installed in your motherboard is [18]. Press "+" or "-" on
your keyboard to change this value.
Note: if an invalid ratio is entered, the BIOS will restore the
setting to the previous state.
C1E Support: Select Enabled to use the feature of Enhanced Halt State.
C1E significantly reduces the CPU's power consumption by reducing
the CPU's clock cycle and voltage during a Halt State.
Important: The following feature is only available if
supported by the processor and/or operating system.
Hardware Prefetcher: If set to Enabled, the hardware prefetcher will
prefetch streams of data and instructions from the main memory to
the L2 cache in the forward or backward manner to improve CPU
performance.
Important: The following feature is only available if
supported by the iprocessor and/or operating system.
Adjacent Cache Line Prefetch: The CPU fetches the cache line for 64
bytes if this option is set to Disabled. The CPU fetches both cache lines
for 128 bytes as comprised if Enabled.
MPS and ACPI MADT Ordering: Allows you to configure the MPS
(Multi- Processor Specifi cations) and ACPI settings for your
motherboard. Select Modern Ordering if Windows XP or newer is used.
Select Legacy Ordering if Windows 2000 or earlier is used.
Important: The following feature is only available if
supported by the processor and/or operating system.
Intel Virtualization Technology: Select Enabled to use Virtualization
Technology to allow one platform to run multiple operating systems