AMD Radeon HD 6800 - Minecraft with shaders Mod

Pc setup: - Windows 7 Home premium 64 bits - Gigabyte technology Co. ltd - Intel(R) Core(TM) i5-3570 - CPU @ 3.40 GHz ( 4 cpus ), ~ 3,8GHz - 8192MB Ram - AMD Radeon HD 6800 Series