ram 4 x Intel Xeon E312xx (Sandy Bridge) testing with a OpenStack Foundation Nova v2014.1 and Red Hat QXL paravirtual graphic card on Ubuntu 14.04 via the Phoronix Test Suite. ram-n2: Processor: 4 x Intel Xeon E312xx (Sandy Bridge) @ 2.60GHz (4 Cores), Motherboard: OpenStack Foundation Nova v2014.1, Chipset: Intel 440FX- 82441FX PMC, Memory: 16384MB, Disk: 50GB, Graphics: Red Hat QXL paravirtual graphic card, Network: Red Hat Virtio device OS: Ubuntu 14.04, Kernel: 3.13.0-52-generic (x86_64), Compiler: GCC 4.8.2, File-System: ext4 RAMspeed SMP 3.5.0 Integer Add MB/s > Higher Is Better ram-n2 . 16907.55 |============================================================ RAMspeed SMP 3.5.0 Integer Copy MB/s > Higher Is Better ram-n2 . 16956.70 |============================================================ RAMspeed SMP 3.5.0 Integer Scale MB/s > Higher Is Better ram-n2 . 16695.15 |============================================================ RAMspeed SMP 3.5.0 Floating-Point Add MB/s > Higher Is Better ram-n2 . 16086.16 |============================================================ Stream 2013-01-17 Add MB/s > Higher Is Better ram-n2 . 20634.47 |============================================================ Stream 2013-01-17 Copy MB/s > Higher Is Better ram-n2 . 17411.50 |============================================================ Stream 2013-01-17 Scale MB/s > Higher Is Better ram-n2 . 16409.12 |============================================================ CacheBench Read Cache MB/s > Higher Is Better ram-n2 . 2069.70 |============================================================= CacheBench Write Cache MB/s > Higher Is Better ram-n2 . 13224.43 |============================================================