Ubuntu
fglrx-installer package

  1. Bug #1068404
  2. Comment #33

Comment 33 for bug 1068404

Revision history for this message
Nick Andrik (andrikos) wrote : Re: 1002:6760 Switchable graphics on Radeon HD 6400M not working again

Take a look here, probably it is the same issue:
http://forums.opensuse.org/english/get-technical-help-here/hardware/478053-switchable-graphics-card-ati-intel-failed-boot-after-install-ati-drivers.html

I will try to prepare a package of an older version for the intel driver and see what I get