AMD Radeon Software Crimson Edition AMD Radeon Software Crimson Edition Nov 24, 2015 crimson catalyst ccc gcn pre-gcn 7600G 5870 Crimson 5.11 WHQL for gcn http://support.amd.com/en-us/download/desktop?os=Windows+10+-+64 Crimson 5.11 BETA for pre-gcn http: