ramspeed4 KVM testing on CentOS 7.2.1511 via the Phoronix Test Suite. 4096 MB RAM QEMU: Processor: Intel Xeon E5-2682 v4 @ 2.49GHz (2 Cores), Motherboard: QEMU Standard PC (i440FX + PIIX 1996), Chipset: Intel 440FX- 82441FX PMC, Memory: 1 x 4096 MB RAM QEMU, Disk: 40GB, Graphics: Cirrus Logic GD 5446, Network: Red Hat Virtio device OS: CentOS 7.2.1511, Kernel: 3.10.0-514.6.2.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: ext3, Screen Resolution: 1024x768, System Layer: KVM RAMspeed SMP 3.5.0 Type: Add - Benchmark: Integer MB/s > Higher Is Better 4096 MB RAM QEMU . 15518.71 |================================================== RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Integer MB/s > Higher Is Better 4096 MB RAM QEMU . 14827.41 |================================================== RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Integer MB/s > Higher Is Better 4096 MB RAM QEMU . 14793.68 |================================================== RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Integer MB/s > Higher Is Better 4096 MB RAM QEMU . 15535.30 |================================================== RAMspeed SMP 3.5.0 Type: Average - Benchmark: Integer MB/s > Higher Is Better 4096 MB RAM QEMU . 14962.76 |================================================== RAMspeed SMP 3.5.0 Type: Add - Benchmark: Floating Point MB/s > Higher Is Better 4096 MB RAM QEMU . 14863.47 |================================================== RAMspeed SMP 3.5.0 Type: Copy - Benchmark: Floating Point MB/s > Higher Is Better 4096 MB RAM QEMU . 11724.10 |================================================== RAMspeed SMP 3.5.0 Type: Scale - Benchmark: Floating Point MB/s > Higher Is Better 4096 MB RAM QEMU . 12044.89 |================================================== RAMspeed SMP 3.5.0 Type: Triad - Benchmark: Floating Point MB/s > Higher Is Better 4096 MB RAM QEMU . 14713.74 |================================================== RAMspeed SMP 3.5.0 Type: Average - Benchmark: Floating Point MB/s > Higher Is Better 4096 MB RAM QEMU . 13516.69 |==================================================