Asus Motherboard P7P55D - Manual (Page 84)

3-22 Chapter 3: BIOS setup
Chapter 3
Active Processor Cores [All]
[All] Activate all CPU cores in the processor package.
[1] Activate only 1 CPU core in the processor package.
[2] Activate 2 CPU cores in the processor package.
A20M [Disabled]
[Enabled] Legacy OSes and APs may need this function enabled.
[Disabled] Disables this function.
Intel(R) SpeedStep (TM) Tech [Enabled]
[Enabled] The CPU speed is controlled by the operating system.
[Disabled] The CPU runs at its default speed.
Intel(R) TurboMode tech [Enabled]
[Enabled] Allows processor cores to run faster than marked frequency in specific
condition.
[Disabled] Disables this function.
Intel(R) C-STATE Tech [Disabled]
[Enabled] Allows the CPU to save more power under idle mode. Enable this item only
when you install a C-State Technology-supported CPU.
[Disabled] Disables this function.
C State package limit setting [Auto]
This item appears only when you set the Intel(R) C-STATE Tech item to [Enabled]. We
recommend that you set this item to [Auto] for BIOS to automatically detect the C-State mode
supported by your CPU. Configuration options: [Auto] [C1] [C3] [C6] [C7]
3.6.2 North Bridge Configuration
The North Bridge menu allows you to change the advanced chipset settings.
ENABLE: Allow
remapping of
overlapped PCI memory
above the total
physical memory.
DISABLE: Do not allow
remapping of memory.
North Bridge Chipset Configuration
IMC Type : Havendale
Memory Remap Feature [Enabled]
PCI MMIO Allocation: 4GB To 3072MB
BIOS SETUP UTILITY
Advanced
Memory Remap Feature [Enabled]
[Disabled] Do not allow remapping of memory.
[Enabled] Allows for the segment of system memory that was previously overwritten
by PCI devices to be remapped above the total physical memory.