These are modified/hacked ATI Catalyst drivers. The drivers have been optimized with two things in mind, better Image Quality and more/stable frames per second when compared to the official Catalyst drivers from ATI!

Based on ATI Catalyst v4.9 GLideWrapper v0.08e included D3D and OpenGL optimized ATI Tray Tools v1.0.1.371 included Not support for Mobility Chipsets

UniAN Catalyst v1.1.49