a 4 x Intel Core (Haswell) testing with a QEMU Standard PC (i440FX + PIIX 1996) and Red Hat QXL paravirtual graphic card on Ubuntu 14.04 via the Phoronix Test Suite. 4096 MB RAM QEMU: Processor: 4 x Intel Core (Haswell) @ 2.39GHz (8 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 16GB, Graphics: Red Hat QXL paravirtual graphic card, Network: Red Hat Virtio device OS: Ubuntu 14.04, Kernel: 3.13.0-96-generic (x86_64), Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1024x768 Stream 2013-01-17 Type: Copy MB/s > Higher Is Better 4096 MB RAM QEMU . 32670.54 |================================================== Stream 2013-01-17 Type: Scale MB/s > Higher Is Better 4096 MB RAM QEMU . 32453.23 |================================================== Stream 2013-01-17 Type: Triad MB/s > Higher Is Better 4096 MB RAM QEMU . 36002.80 |================================================== Stream 2013-01-17 Type: Add MB/s > Higher Is Better 4096 MB RAM QEMU . 35946.88 |==================================================