Comment 3 for bug 1307144

An example with mulitple monitors may need a separate bug report.
Here notebook and pc, each single monitor and ati card, sync to vblank und unredirect on, no tearing.

01:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] RV710 [Radeon HD 4350/4550] [1002:954f]
 Subsystem: PC Partner Limited / Sapphire Technology Device [174b:174b]
 Kernel driver in use: radeon

compiz:
  Installed: 1:0.9.11.2+14.04.20140714-0ubuntu1
  Candidate: 1:0.9.11.2+14.04.20140714-0ubuntu1
  Version table:
 *** 1:0.9.11.2+14.04.20140714-0ubuntu1 0
        500 http://archive.ubuntu.com/ubuntu/ trusty-updates/main amd64 Packages
        100 /var/lib/dpkg/status
     1:0.9.11+14.04.20140409-0ubuntu1 0
        500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages