Dell Alienware M11x R2 (Mid 2010) - Manual (Page 48)

CHAPTER 3: USING YOUR LAPTOP
48
Main Menu
CPU ID
Displays the ID of the processor.
Total Memory
Displays the total memory available in your computer.
Memory Bank 0
Displays the memory size installed in DIMM 0.
Memory Bank 1
Displays the memory size installed in DIMM 1.
Advanced Menu
Intel SpeedStep
® Allows you to enable or disable the Intel SpeedStep technology.
Disabling this feature may improve performance, but will
greatly reduce battery life.
Use XD Capability
Allows you to enable or disable the Intel eXecute Disable bit.
USB Emulation
Allows you to enable or disable the USB emulation feature. This
feature defines how the BIOS, in the absence of a USB-aware
operating system, handles USB devices. USB emulation is
always enabled during POST (Power On Self Test).
NOTE: You cannot boot any type of USB device (floppy, hard
drive, or memory key) when this option is off.