Phoronix posted a review on the ATI 8.26.18 Display Drivers
After two delays this month ATI Technologies today released their CATALYST 6.6 and fglrx v8.26.18 drivers. Contained in the ATI Linux drivers are a fair amount of changes beyond what was found in last month's (also belated) 8.25.18 driver release. We have detailed these changes and looked after the display driver performance.ATI 8.26.18 Display Drivers Review