mem3 Intel Xeon W3503 testing with a Dell 0XPDFK and NVIDIA Quadro FX 580 512MB on Ubuntu 14.04 via the Phoronix Test Suite. Intel Xeon W3503: Processor: Intel Xeon W3503 @ 2.40GHz (2 Cores), Motherboard: Dell 0XPDFK, Chipset: Intel 5520/5500/X58 + ICH10R, Memory: 9216MB, Disk: 80GB Western Digital WD800HLFS-75, Graphics: NVIDIA Quadro FX 580 512MB (450/800MHz), Audio: Analog Devices AD1984A, Network: Broadcom NetXtreme BCM5761 Gigabit PCIe OS: Ubuntu 14.04, Kernel: 3.13.0-53-generic (x86_64), Desktop: KDE 4.13.3, Display Server: X Server 1.15.1, Display Driver: nouveau 1.0.10, OpenGL: 3.3.0, Compiler: GCC 4.8, File-System: nfs, Screen Resolution: 1280x1024 CacheBench Write Cache MB/s > Higher Is Better Intel Xeon W3503 . 9014.81 |=================================================== CacheBench Read Cache MB/s > Higher Is Better Intel Xeon W3503 . 1828.01 |=================================================== Stream 2013-01-17 Scale MB/s > Higher Is Better Intel Xeon W3503 . 11722.72 |================================================== Stream 2013-01-17 Copy MB/s > Higher Is Better Intel Xeon W3503 . 12533.24 |================================================== Stream 2013-01-17 Add MB/s > Higher Is Better Intel Xeon W3503 . 12878.27 |================================================== RAMspeed SMP 3.5.0 Floating-Point Add MB/s > Higher Is Better Intel Xeon W3503 . 11910.49 |================================================== RAMspeed SMP 3.5.0 Integer Scale MB/s > Higher Is Better Intel Xeon W3503 . 10607.33 |================================================== RAMspeed SMP 3.5.0 Integer Copy MB/s > Higher Is Better Intel Xeon W3503 . 10711.51 |================================================== RAMspeed SMP 3.5.0 Integer Add MB/s > Higher Is Better Intel Xeon W3503 . 9836.58 |===================================================