hero4770 Intel Core i7-4770K testing with a ASUS MAXIMUS VI HERO and Sapphire AMD Radeon R9 200 3072MB on Ubuntu 13.10 via the Phoronix Test Suite. simoc4814h: Processor: Intel Core i7-4770K @ 4.80GHz (8 Cores), Motherboard: ASUS MAXIMUS VI HERO, Chipset: Intel 4th Gen Core DRAM, Memory: 8192MB, Disk: 256GB Samsung SSD 840 + 1000GB Western Digital WD10EZEX-00R, Graphics: Sapphire AMD Radeon R9 200 3072MB, Audio: Realtek ALC1150, Monitor: ASUS PB278, Network: Intel Connection I217-V OS: Ubuntu 13.10, Kernel: 3.13.5-031305-generic (x86_64), Desktop: Unity 7.1.2, Display Server: X Server 1.14.5, Display Driver: fglrx 13.35.5, OpenGL: 4.3.12795, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 2560x1440 Primesieve 5.0 1e12 Prime Number Generation Seconds < Lower Is Better simoc4814h . 64.12 |=========================================================== simoc4814h . 63.45 |==========================================================