AMD has received feedback that some users are unable to install the Catalyst 14.4 driver on some motherboards with AMD chipsets. We have investigated the issue and have determined that it was caused by the AHCI driver component that was included with the driver package.
We have therefore removed the AHCI driver component from the driver package and will be providing it as a separate download.
If you were affected by this issue, we recommend you download and install this updated version of the driver.
Before installing this driver, please ensure you have uninstalled the previous driver using the Add/Remove programs option in the Control Panel and also deleted the installation folder for the previous driver. This folder can be found at the following locations: