pts stream Xen HVM domU 4.1.3 testing on Ubuntu 12.10 via the Phoronix Test Suite. pts stream 1: Processor: Intel Pentium E5400 @ 2.69GHz (1 Core), Motherboard: Xen HVM domU v4.1.3, Chipset: Intel 440FX- 82441FX PMC, Memory: 492MB, Disk: 21GB QEMU HDD, Graphics: Cirrus Logic GD 5446, Network: Realtek RTL-8139/8139C/8139C+ OS: Ubuntu 12.10, Kernel: 3.5.0-17-generic (i686), Desktop: Unity 6.8.0, Display Server: X Server 1.13.0, Display Driver: cirrus 1.5.1, Compiler: GCC 4.7, File-System: ext4, Screen Resolution: 1024x768, System Layer: Xen HVM domU 4.1.3 Stream 2009-04-11 Type: Copy MB/s > Higher Is Better pts stream 1 . 2978.00 |======================================================= Stream 2009-04-11 Type: Scale MB/s > Higher Is Better pts stream 1 . 2954.54 |======================================================= Stream 2009-04-11 Type: Triad MB/s > Higher Is Better pts stream 1 . 3553.70 |======================================================= Stream 2009-04-11 Type: Add MB/s > Higher Is Better pts stream 1 . 3556.54 |=======================================================