xps13 Intel Core i7-6560U testing with a Dell 09JHRY and Intel Iris 540 (Skylake GT3e) 3072MB on openSUSE 20170425 via the Phoronix Test Suite. opensusetw20170425: Processor: Intel Core i7-6560U @ 3.20GHz (4 Cores), Motherboard: Dell 09JHRY, Chipset: Intel Skylake, Memory: 16384MB, Disk: Samsung SSD 950 PRO 512GB, Graphics: Intel Iris 540 (Skylake GT3e) 3072MB (1050MHz), Audio: Realtek ALC3246, Network: Intel Wireless 8260 OS: openSUSE 20170425, Kernel: 4.10.10-1-default (x86_64), Desktop: GNOME Shell 3.24.0, Display Server: X Server 1.19.3, OpenGL: 4.5 Mesa 17.0.4, Vulkan: 1.0.3, Compiler: GCC 6.3.1 20170202 [gcc-6-branch revision 245119], File-System: btrfs, Screen Resolution: 3200x1800 Darktable 2.2.4-1.1 Test: Boat - Acceleration: OpenCL Seconds < Lower Is Better opensusetw20170425 . 37.88 |=================================================== Darktable 2.2.4-1.1 Test: Boat - Acceleration: CPU-only Seconds < Lower Is Better opensusetw20170425 . 38.19 |===================================================