Primesieve Core i7 990X Intel Core i7 990X testing with a MSI X58M (MS-7593) v1.0 and NVIDIA GeForce 8400 GS 256MB on Ubuntu 13.04 via the Phoronix Test Suite. Intel Core i7 990X: Processor: Intel Core i7 990X @ 3.47GHz (12 Cores), Motherboard: MSI X58M (MS-7593) v1.0, Chipset: Intel 5520/5500/X58 + ICH10R, Memory: 2048MB, Disk: 1000GB Western Digital WD1003FBYX-0, Graphics: NVIDIA GeForce 8400 GS 256MB (500/333MHz), Audio: Realtek ALC889, Monitor: DELL P2210H, Network: Realtek RTL8111/8168B OS: Ubuntu 13.04, Kernel: 3.8.0-12-generic (x86_64), Desktop: Unity 6.6.0, Display Server: X Server 1.13.2, Display Driver: nouveau 1.0.6, OpenGL: 3.0 Mesa 9.0.2 Gallium 0.4, Compiler: GCC 4.7, File-System: ext4, Screen Resolution: 1920x1080 Primesieve 4.2 1e12 Prime Number Generation Seconds < Lower Is Better Intel Core i7 990X . 191.15 |==================================================