PS. If you want to use X11/OGL on this no display output card, just add an option to the amdgpu kernel module "virtual_display=all" which will fake a display output so that the xserver can start with amdgpu DDX successfully. You can use remote desktop apps like VNC to view the X screen. Regards, Qiang ________________________________________ From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> on behalf of Dennis Schridde <dennis.schridde at uni-heidelberg.de> Sent: Thursday, April 13, 2017 11:20:22 PM To: amd-gfx at lists.freedesktop.org Cc: Deucher, Alexander Subject: Re: AMDGPU without display output Thanks, Alex!