2011

Summary
These options are set automatically by the performance tuner. You can set
them manually in this dialog box.
List of Options
The following options are displayed.
Sets a driver for the graphics card and sets options for hardware acceleration.
Enable Hardware Acceleration
Uses hardware acceleration. When this check box is cleared, hardware
acceleration is not used, and all the items in this dialog box are unavailable.
For information on why hardware acceleration might not be available, see
Hardware Acceleration Troubleshooting in the Driver and Peripheral Guide.
■ Green check mark indicates a graphics card that is certified and can run
all features.
■ Yellow warning indicates a graphics card that is certified and cannot run
all features. If the graphics card is unknown, the performance tuner displays
the yellow warning, and you can use hardware acceleration at your own
risk.
■ Red alert indicates a graphics card that is not certified. The check box is
cleared, and Enable Hardware Acceleration is unavailable.
Driver Name
Sets a driver for the graphics card. (Autodesk or other custom drivers that
might be installed). If no drivers are certified for the graphics card, “no certified
drivers” is displayed. Changes to the driver might affect the Hardware Effects
List.
Current Effect Status and Value
Lists features available for the current driver and indicates their status. A green
check mark indicates a feature that is supported; you can turn it on or off. A
yellow warning indicates that the feature is not recommended; you can turn
it on or off. A red alert indicates that the feature is not supported and cannot
be turned on.
■ Enhanced 3D Performance (formerly known as Geometry Acceleration).
Enables a more efficient use of the graphic card when working with 3D
objects.
NOTE If you experience problems with precision, turn this option off.
Manual Performance Tuning Dialog Box | 853