Erik Intel Xeon E3-1240 v3 testing with a Gigabyte Z87X-UD5H-CF and ASUS AMD Radeon HD 7970/8970 OEM / R9 280X 3072MB on Ubuntu 14.04 via the Phoronix Test Suite. system_test: Processor: Intel Xeon E3-1240 v3 @ 3.40GHz (8 Cores), Motherboard: Gigabyte Z87X-UD5H-CF, Chipset: Intel Xeon E3-1200 v3 DRAM, Memory: 16384MB, Disk: 120GB Samsung SSD 840 + 1000GB Hitachi HUA72201 + 82GB 0PLAT20, Graphics: ASUS AMD Radeon HD 7970/8970 OEM / R9 280X 3072MB, Audio: Realtek ALC898, Monitor: DELL U2711, Network: Intel Connection I217-V OS: Ubuntu 14.04, Kernel: 3.13.0-51-generic (i686), Desktop: GNOME 3.9.90, Display Server: X Server 1.15.1, Display Driver: radeon 7.3.0, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 2560x1440 PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better system_test . 154 |============================================================ RAMspeed SMP 3.5.0 Type: Average - Benchmark: Integer MB/s > Higher Is Better system_test . 12971.02 |======================================================= RAMspeed SMP 3.5.0 Type: Average - Benchmark: Floating Point MB/s > Higher Is Better system_test . 13055.85 |======================================================= C-Ray 1.1 Total Time Seconds < Lower Is Better system_test . 33.38 |==========================================================