doug Intel Core i5-6600K testing with a Gigabyte Z170X-UD5-CF and Intel Device 1912 on Debian 8.2 via the Phoronix Test Suite. test1: Processor: Intel Core i5-6600K @ 3.50GHz (4 Cores), Motherboard: Gigabyte Z170X-UD5-CF, Chipset: Intel Device 191f, Memory: 16384MB, Disk: 500GB CT500BX100SSD1 + 16GB Ultra, Graphics: LLVMpipe, Audio: Intel Device a170, Monitor: W2486, Network: Intel Connection OS: Debian 8.2, Kernel: 3.16.0-4-amd64 (x86_64), Desktop: KDE 4.14.2, Display Server: X Server 1.16.4, Display Driver: intel 2.21.15, OpenGL: 3.0 Mesa 10.3.2 Gallium 0.4, Compiler: GCC 4.9.2, File-System: ext4, Screen Resolution: 1920x1080 Smallpt 1.0 Global Illumination Renderer; 100 Samples Seconds < Lower Is Better test1 . 112 |==================================================================