gistfile1.mkd

Xorg -version

X.Org X Server 1.7.6
Release Date: 2010-03-17
X Protocol Version 11, Revision 0
Build Operating System: Linux 2.6.24-27-server x86_64 Ubuntu
Current Operating System: Linux lothlann 2.6.32-22-generic #33-Ubuntu SMP Wed Apr 28 13:28:05 UTC 2010 x86_64
Kernel command line: BOOT_IMAGE=/boot/vmlinuz-2.6.32-22-generic root=UUID=1c06035f-1880-4948-9823-838cad9417f1 ro quiet splash
Build Date: 23 April 2010  05:11:46PM
xorg-server 2:1.7.6-2ubuntu7 (Bryce Harrington <bryce@ubuntu.com>) 
Current version of pixman: 0.16.4
        Before reporting problems, check http://wiki.x.org
                to make sure that you have the latest version.

timings.md

fglrx (Catalyst 10.5/fglrx 8.732)

GtkPerf 0.40 - Starting testing: Tue Jun  1 20:14:12 2010

GtkEntry - time:  0.03
GtkComboBox - time:  0.80
GtkComboBoxEntry - time:  0.85
GtkSpinButton - time:  0.08
GtkProgressBar - time:  0.08
GtkToggleButton - time:  0.08
GtkCheckButton - time:  0.06
GtkRadioButton - time:  0.08
GtkTextView - Add text - time:  0.54
GtkTextView - Scroll - time:  0.21
GtkDrawingArea - Lines - time:  2.61
GtkDrawingArea - Circles - time: 20.77
GtkDrawingArea - Text - time:  4.14
GtkDrawingArea - Pixbufs - time:  0.46
 --- 
 Total time: 30.79

fglrx with xcompmgr

GtkPerf 0.40 - Starting testing: Mon Jun  7 19:10:55 2010

GtkEntry - time:  0.06
GtkComboBox - time:  2.20
GtkComboBoxEntry - time:  1.77
GtkSpinButton - time:  0.12
GtkProgressBar - time:  0.07
GtkToggleButton - time:  0.20
GtkCheckButton - time:  0.10
GtkRadioButton - time:  0.12
GtkTextView - Add text - time:  0.55
GtkTextView - Scroll - time:  0.03
GtkDrawingArea - Lines - time:  1.58
GtkDrawingArea - Circles - time:  6.68
GtkDrawingArea - Text - time:  1.48
GtkDrawingArea - Pixbufs - time:  0.24
 --- 
Total time: 15.20

radeon (X.org 1.7.6)

GtkPerf 0.40 - Starting testing: Tue Jun  1 20:21:22 2010

GtkEntry - time:  0.02
GtkComboBox - time:  0.63
GtkComboBoxEntry - time:  0.41
GtkSpinButton - time:  0.07
GtkProgressBar - time:  0.05
GtkToggleButton - time:  0.07
GtkCheckButton - time:  0.05
GtkRadioButton - time:  0.08
GtkTextView - Add text - time:  0.45
GtkTextView - Scroll - time:  0.11
GtkDrawingArea - Lines - time:  0.29
GtkDrawingArea - Circles - time:  0.55
GtkDrawingArea - Text - time:  0.33
GtkDrawingArea - Pixbufs - time:  0.02
 --- 
 Total time:  3.15

A note:

I ran both gtkperf runs with the gtkperf window focused, to avoid any speedups that an obscured or partially obscured window might use.