scratch that, 8700P has not been certified. You probably should try running newer mainline kernel builds to see if they work better, and do a rough bisect to see where it got fixed:
http://kernel.ubuntu.com/~kernel-ppa/mainline/ The amdgpu driver on 16.04 kernel is essentially backported from 4.5, so start with 4.7 and if it works, try 4.6 etc. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-amdgpu in Ubuntu. https://bugs.launchpad.net/bugs/1577074 Title: AMDGPU driver problems on "Carrizo" APU To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-amdgpu/+bug/1577074/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp

