Minecraft OptiFine HD Ultra
OptiFine_1.4.6_HD_U_D3.zip
Other versions:
OptiFine_1.4.6_HD_U_D2.zip
OptiFine_1.4.6_HD_U_B4.zip
OptiFine_1.4.6_HD_U_B3.zip
OptiFine_1.4.6_HD_U_B2.zip
OptiFine_1.4.6_HD_U_B1.zip