Testing testing testing: Processor: AMD FX-8350 Eight-Core @ 4.00GHz (8 Cores), Motherboard: Gigabyte 990FXA-UD3, Chipset: AMD/ATI, Memory: 20480MB, Disk: 90GB OCZ AGILITY3 + 750GB Seagate ST3750630AS, Graphics: AMD/ATI [AMD ] Park [Mobility Radeon HD 5430], Audio: Realtek ALC889, Monitor: VX2253 + HP W2371d, Network: Realtek RTL8111/8168 OS: Slackware 14.1, Kernel: 3.10.17 (x86_64), Display Server: X Server 1.14.3, Display Driver: radeon 7.2.0, OpenGL: 2.1 Mesa 9.1.7, Compiler: GCC 4.8.2 + Clang 3.3 + LLVM 3.3, File-System: ext4, Screen Resolution: 3840x1080 x11perf 1.5 Test: 500px Compositing From Pixmap To Window Operations / Second > Higher Is Better testing . 7703 |=============================================================== GtkPerf 0.40 GTK Widget: GtkComboBox Seconds < Lower Is Better testing . 8.72 |===============================================================