Lenovo G475 Using Switchable Graphics specific models only, To change the GPU, do the following

Chapter 2. Learning the basics

Using Switchable Graphics (specific models only) --------------

Some IdeaPad models support Switchable Graphics. * GPU is short for graphics processing unit.

Note: The dedicated GPU provides you with superior graphics performance while the energy-efficient integrated graphics provides longer operation with the battery. You can to switch to the high-performance GPU to gain the best graphics performance. However, when the computer is using battery power you are advised to switch to the power-saving GPU if you are not running graphics-intensive applications.

To change the GPU, do the following:

1Start your computer to the Windows 7 operating system.

Note: Under Windows XP or Windows Vista, none of the configurations support the Switchable Graphics, and they only work in the integrated GPU mode.

2If the computer is in sleep or hibernation mode, press the power button to wake it up.

3Activate the Switchable Graphics dialog box. To activate the dialog box, you can right-click on the desktop and select Configure ATI PowerXpress (TM) from the pop-up menu.

4On the Switchable Graphics dialog box, you can see the currently- activated GPU under Current active Graphics Processing Unit.

Click the button for another GPU under Choose a Graphics Processing Unit.

Note: For models on different platforms, there is a slight difference in GPU switch. Please refer to the actual product for details.

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