ATI Catalyst Graphics Driver 8.55.3 for Windows 7 Preview

This package includes drivers for Windows 7 preview.

ATI Catalyst Windows 7 preview driver package - includes the Windows 7 driver, and the ATI Catalyst Control Center (with limited feature support).

The information in this article applies to the following configuration(s):

- Radeon HD 4000 Series
- Radeon HD 3000 Series
- Radeon HD 2000 Series
- Mobility Radeon HD 4000 Series
- Mobility Radeon HD 3000 Series
- Mobility Radeon HD 2000 Series
- AMD 780G
- AMD 780V
- AMD 790GX
- Windows 7

Note:

- If the display driver fails to load, and reports a Code 39 error after installation, use the following steps to disable Driver Signature Enforcement and install the display driver

For Dual Boot Systems:

- Boot system
- Press F8 at the Boot Options Menu
- Choose Disable Driver Signature Enforcement in the Advanced Boot Options menu
- Press Enter For Single Boot Systems
- After the system BIOS screen, press F8
- Choose Disable Driver Signature Enforcement in the Advanced Boot Options menu
- Press Enter

Known Issues:

- This section provides information on known issues that may be experienced under the Windows 7 operating system with the latest release of the Catalyst Windows 7 Preview Driver Package. These include the following:
- Open GL is not supported under Windows 7 - 64 bit editions.
- AMD devices based on the RV730 GPU are not supported in this release of the Windows 7 Driver Package.
- This display driver should not be installed under Windows Vista 32/64 operating systems. WARNING: The INF install method has not been disabled for Windows Vista and the operating system will attempt to install the driver.
- Playback of some protected content over component video will be blocked by Macrovision copy protection.
- Playing some full screen OpenGL and Direct 3D games may cause the wrong display resolution.

Note:

- This version of the Catalyst Windows 7 driver is NOT Microsoft signed for Windows 7 32/64 operating systems
- Disabling driver enforcement will need to be done on every subsequent boot of the operating system

More Details:

- Desktop Windows Manager will become disabled in high resolution and multi display extended modes.
- On some systems, a restarts can intermittently occur when hot plugging the display.
- With some digital monitors hot plugging the monitor may not enable the display.
- When booting into Windows 7, some systems may become unstable with certain display configurations.
- Catalyst Control Center Displays Manager Page has been disabled for this release of the Windows 7 driver.
- Catalyst Control Center Basic - Easy Setup Wizard has been disabled for this release of the Windows 7 driver.
- Catalyst Control Center Image Scaling under the Digital Panel Page has been disabled for this release of the Windows 7 driver.
- Catalyst Control Center: Modifying the TV Format Selection under the TV Properties page will disable the TV output until the next reboot.
- Booting Windows 7 or changing resolutions with an Analog TV connected may cause the system to stop responding.
- Open GL may stop working on systems with three or more active displays.
- Running some benchmarks may cause the system display to blank.
- The AVIVO Video Transcoder functionality has been disabled for this release.

About Graphics Drivers:

While installing the graphics driver allows the system to properly recognize the chipset and the card manufacturer, updating the video driver can bring about various changes.

It can improve the overall graphics experience and performance in either games or various engineering software applications, include support for newly developed technologies, add compatibility with newer GPU chipsets, or resolve different problems that might have been encountered.

When it comes to applying this release, the installation steps should be a breeze, as each manufacturer tries to make them as easy as possible so that each user can update the GPU on their own and with minimum risks (however, check to see if this download supports your graphics chipset).

Therefore, get the package (extract it if necessary), run the setup, follow the on-screen instructions for a complete and successful installation, and make sure you reboot the system so that the changes take effect.

That being said, download the driver, apply it on your system, and enjoy your newly updated graphics card. Moreover, check with our website as often as possible in order to stay up to speed with the latest releases.