ATi releases almost every month a new version of their Catalyst drivers. Often they fix bugs and improve the compability and sometimes they also increase the performance in different applications. In this comparison we don't want to test the improvements in games or bug fixes, but the increases in speed with the newer versions.
Drivers tested:
Catalyst 5.1 Catalyst 4.12
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Catalyst 5.1 Catalyst 4.12
English
German