gtkcombobox/xfce4 Oracle VirtualBox testing on Arch Linux via the Phoronix Test Suite. InnoTek VirtualBox: Processor: Intel Core i5-3210M @ 2.50GHz (2 Cores), Motherboard: Oracle VirtualBox v1.2, Chipset: + ICH7-M, Memory: 1024MB, Disk: 9GB VBOX HDD, Graphics: InnoTek VirtualBox, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM Gigabit OS: Arch Linux, Kernel: 4.0.1-1-ARCH (x86_64), Desktop: Xfce 4.12, Display Driver: modesetting 1.17.1, Compiler: GCC 4.9.2 20150304, File-System: ext4, Screen Resolution: 1024x768, System Layer: Oracle VirtualBox GtkPerf 0.40 GTK Widget: GtkComboBox Seconds < Lower Is Better InnoTek VirtualBox . 50.91 |=================================================== InnoTek VirtualBox . 46.69 |===============================================