Toshiba WT8-B - Manual (Page 91)

Memory (Main System)
Part of the main system memory may be used by the graphics system for
graphics performance and therefore reduce the amount of main system
memory available for other computing activities. The amount of main
system memory allocated to support graphics may vary depending on the
graphics system, applications utilized, system memory size and other
factors.
Battery Life
Battery life may vary considerably depending on product model,
configuration, applications, power management settings and features
utilized, as well as the natural performance variations produced by the
design of individual components. Published battery life numbers are
achieved on select models and configurations tested by TOSHIBA at the
time of publication. Recharge time varies depending on usage. Battery may
not charge while computer is consuming full power.
After going through many charge and discharge cycles, the battery will lose
its ability to perform at maximum capacity and will need to be replaced.
This is a normal phenomenon for all batteries. To purchase a new battery
pack, see the accessories information that is shipped with your computer.
LCD
Over a period of time, and depending on the usage of the computer, the
brightness of the LCD screen will deteriorate. This is an intrinsic
characteristic of LCD technology.
Maximum brightness is only available when operating in AC power mode.
Screen will dim when the computer is operated on battery power and you
may not be able to increase the brightness of the screen.
Graphics Processing Unit (GPU)
Graphics processing unit (GPU) performance may vary depending on
product model, design configuration, applications, power management
settings and features utilized. GPU performance is only optimized when
operating in AC power mode and may decrease considerably when
operating in battery power mode.
Total Available Graphics Memory is the total of, as applicable, Dedicated
Video Memory, System Video Memory and Shared System Memory.
Shared System Memory will vary depending on system memory size and
other factors.
Wireless LAN
The transmission speed over the wireless LAN and the distance over which
wireless LAN can reach may vary depending on surrounding
User's Manual 7-12