The default is to enable hardware acceleration. To remember the key-presses, remember this nonsensical phrase: Bicubic filtering is not currently compatible with other Xv attributes like hue, contrast, and brightness, and must be disabled to use those attributes. If you receive this error, use the following command, which will force the installation of all of the 32 bit dependencies, and then the amdcccle package:. They will still run Unity, but the CPU will be used for basic drawing and performance may suffer. Please refer to xorg.

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You can kill the hanging authatieventsd.

Enable page flipping for 3D acceleration. This option allows you to disable INT10 initialization.

– ATI Radeon HD – Ask Ubuntu

See this page Recommended configuration for X. Tiling will be disabled if the virtual x resolution exceeds for R and aboveor if DRI is enabled and the drm module is too old. In this case, you can install the Trusty Hardware Enablement Stackwhich brings new versions of Linux kernel and Radeon driver. Sign up using Email and Password.


DO NOT try to install a new version over an old one. Section “Device” Identifier ” devname ” Driver “radeon” It can be done with the following command: Accepted values range from todivisible by Debian 8 “Jessie” deb http: The following subsections will attempt to address possible and tested variations for their respective configurations.

Xorg 1xorg. This option has no effect on Mac cards.

Ubuntu Trusty Installation Guide

You may specify a semicolon-separated list of output name and filename pairs with an optional flag, “digital” or “analog”, to override the digital bit in the EDID which is used by the driver to determine whether to use the analog or digital encoder associated with a DVI-I port. This may affect performance slightly.

Advanced Micro Devices, Inc. The easiest way is to use the command: I found that vsync was enabled by default, but here are the appropriate settings should you want to experiment. If the vendor string contains AMD, you have installed the driver successfully.

AtiHowTo – Debian Wiki

The default is on. Don’t forget the “. Screen flickering with Adobe Flash: Some people find that changes to xorg. Force subpixel order to specified order.


The firmware can be provided by installing the firmware-amd-graphics or firmware-linux-nonfree package.

By using the officially provided drivers, there are three problems Launchpad Bug: If you have Wine installed, the driver installation may fail due to a conflict with a library included with Wine. It has three values: Set AGP data transfer rate. This should be set automatically, but no one knows what the limit is for which chip.

Hosting provided by Metropolitan Area Network Darmstadt. Because of the highly experimental nature of ubunttu method it is not recommended to enable this system-wide.

This has been tested using Ubuntu Post as a guest Name.