I can confirm on a Lenovo W500 with an ATI Mobility Radeon HD 3650. nomodeset fixes for me too.
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/538648 This bug seems to be a duplicate accept the OP has an Intel card.
I can confirm on a Lenovo W500 with an ATI Mobility Radeon HD 3650.
nomodeset fixes for me too.
https:/ /bugs.launchpad .net/ubuntu/ +source/ xserver- xorg-video- intel/+ bug/538648
This bug seems to be a duplicate accept the OP has an Intel card.