Dell Alienware M14x (Early 2011) - Manual (Page 7)

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.
Virtualization Allows you to enable or disable the Intel Virtualization technology.
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.
NOTE: You cannot boot any type of USB device (floppy, hard drive, or memory key) when this option is off.
USB Wake Support Allows you to enable USB devices to wake the computer from standby or to disable the USB wake support feature.
NOTE: If USB Powershare is enabled, a device connected to the USB Powershare connector may not wake the computer.
USB Power Share Allows you to charge USB devices when the computer is turned off or in standby mode.
l AC Only: Charge USB devices when connected to AC adapter only.
l AC and Battery: Charge USB devices when connected to AC adapter and when the computer is running on battery.
l Disabled: Disables USB PowerShare.
Integrated Network Allows you to enable or disable the on-board LAN controller.
l Disabled: Internal LAN is disabled and is not visible to the operating system.
l Enabled: Internal LAN is enabled.
High Definition Audio Allows you to enable or disable the internal high definition audio device.
l Disabled: The internal audio device is disabled and is not visible to the operating system.
l Enabled: The internal audio device is enabled.
SD Card Reader Allows you to enable or disable the internal SD card reader.
Performance Options Allows you to configure fields in the Performance Options sub-menu (for more information, see Advanced — Performance
Options Menu ).
SATA Operation Allows you to configure the operating mode of the integrated SATA hard drive controller.
l ATA: SATA is configured for ATA mode.
l AHCI: SATA is configured for AHCI mode.
SATA HARD DRIVE 1 Displays the installed SATA hard drive model.
Adapter Warnings Allows you to choose if the computer should display warning messages when you use certain power adapters. The computer
displays these messages if you attempt to use a power adapter that has too little capacity for your configuration.
l Disabled: BIOS will not detect unsupported AC adapters and will not display any message on the screen.
l Enabled: BIOS will detect unsupported AC adapters and display an error on the screen.
Charger Behavior Allows you to enable or disable battery charging.
Advanced — Performance Options Menu
CPU Turbo Mode Allows you to enable or disable the Intel CPU turbo mode performance option.
Overclocking Features Allows you to enable or disable the global overclocking feature.
l Disabled: The overclocking feature is disabled.
l Enabled: Displays additional overclocking options.
Override Turbo settings Allows you to override CPU turbo mode settings.
Long Duration Power
Limit Allows you to set the turbo mode power limit 1 value in watts.
Long Duration Time
Window Allows you to set the turbo mode time 1 value in seconds.
Short Duration Power
Limit Allows you to enable or disable short duration power limit.
Short Duration Time
Window Allows you to set the turbo mode power limit 2 value in watts.
Bus Clock
Current Frequency Displays the current bus clock frequency.
New Frequency in
10KHz increments Allows you to enter a new bus clock frequency in 10 Khz increments.
Apply New Bus Clock
Frequency Allows you to apply the new bus clock frequency
l Immediately: The new bus clock frequency is applied immediately.