The drivers contain optimizations, extra features (like OC capabilities), more resolutions and internal tweaks that can give users the edge in a gaming environment over the normal Catalyst Drivers.

[*] Based on the Catalyst 7.4 Official drivers.
[+] Added support for some new chipsets.
[+] Added support for pixel perfect 1366x768 for TV LCD users.
[*] A few other minor changes 

Download Here