prueba VirtualBox 4.3.6 testing on CentOS 6.3 via the Phoronix Test Suite. sss: Processor: AMD A10-5800K APU @ 3.58GHz (1 Core), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 1024MB, Disk: 54GB VBOX HDD, Graphics: InnoTek VirtualBox, Monitor: VBOX monitor, Network: Intel 82540EM Gigabit OS: CentOS 6.3, Kernel: 2.6.32-279.el6.x86_64 (x86_64), Desktop: GNOME 2.28.2, Display Server: X Server 1.10.6, Display Driver: vboxvideo 1.0.1, OpenGL: 2.1 Mesa 7.11, Compiler: GCC 4.4.6 20120305, File-System: ext4, Screen Resolution: 1024x768, System Layer: VirtualBox 4.3.6 PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better sss . 198 |==================================================================== RAMspeed SMP 3.5.0 Type: Average - Benchmark: Integer MB/s > Higher Is Better sss . 5183.68 |================================================================ RAMspeed SMP 3.5.0 Type: Average - Benchmark: Floating Point MB/s > Higher Is Better sss . 5905.96 |================================================================ C-Ray 1.1 Total Time Seconds < Lower Is Better sss . 291.66 |=================================================================