stock Intel Core i7-4930K testing with a ASUS RAMPAGE IV EXTREME and AMD Radeon R9 290 4096MB on Ubuntu 14.04 via the Phoronix Test Suite. 2100 cl9: Processor: Intel Core i7-4930K @ 3.40GHz (12 Cores), Motherboard: ASUS RAMPAGE IV EXTREME, Chipset: Intel Xeon E7 v2/Xeon, Memory: 16384MB, Disk: 256GB Samsung SSD 840 + 256GB M4-CT256M4SSD2 + 1000GB Western Digital WD10EZEX-08M + 500GB Western Digital WD5001AALS-0 + 1000GB Western Digital WD1002FAEX-0 + 120GB KINGSTON SV300S3, Graphics: AMD Radeon R9 290 4096MB, Audio: Realtek ALC898, Monitor: BenQ XL2411T, Network: Intel 82579V Gigabit Connection OS: Ubuntu 14.04, Kernel: 3.13.0-16-generic (x86_64), Desktop: Unity 7.1.2, Display Server: X Server 1.15.0, Display Driver: fglrx 13.35.5, OpenGL: 4.3.12780, Compiler: GCC 4.8.2, File-System: ext4, Screen Resolution: 1920x1080 RAMspeed SMP 3.5.0 Type: Average - Benchmark: Integer MB/s > Higher Is Better 2100 cl9 . 21678.44 |========================================================== RAMspeed SMP 3.5.0 Type: Average - Benchmark: Floating Point MB/s > Higher Is Better 2100 cl9 . 22494.45 |==========================================================