Darktable J550/2 P2000 T1: Processor: Intel Core i7-7700 @ 4.20GHz (8 Cores), Motherboard: FUJITSU D3427-U1, Chipset: Intel Device 591f, Memory: 16384MB, Disk: 4001GB Seagate ST4000VN000-1H41 + 512GB SAMSUNG MZVLW512HMJP-00000, Graphics: NVIDIA Quadro P2000 5120MB (1113/3499MHz), Audio: NVIDIA GP106 HD Audio, Network: Intel Connection OS: Fedora 25, Kernel: 4.11.7-200.fc25.x86_64 (x86_64), Desktop: GNOME Shell 3.22.3, Display Driver: NVIDIA 381.22, OpenGL: 4.5.0, Vulkan: 1.0.42, File-System: ext4, Screen Resolution: 2560x1440 OpenCL_1: Processor: Intel Core i7-7700 @ 4.20GHz (8 Cores), Motherboard: FUJITSU D3427-U1, Chipset: Intel Device 591f, Memory: 16384MB, Disk: 4001GB Seagate ST4000VN000-1H41 + 512GB SAMSUNG MZVLW512HMJP-00000, Graphics: NVIDIA Quadro P2000 5120MB (1113/3499MHz), Audio: NVIDIA GP106 HD Audio, Network: Intel Connection OS: Fedora 25, Kernel: 4.11.7-200.fc25.x86_64 (x86_64), Desktop: GNOME Shell 3.22.3, Display Driver: NVIDIA 381.22, OpenGL: 4.5.0, Vulkan: 1.0.42, File-System: ext4, Screen Resolution: 2560x1440 OpenCL: Processor: Intel Core i7-7700 @ 4.20GHz (8 Cores), Motherboard: FUJITSU D3427-U1, Chipset: Intel Device 591f, Memory: 16384MB, Disk: 4001GB Seagate ST4000VN000-1H41 + 512GB SAMSUNG MZVLW512HMJP-00000, Graphics: NVIDIA Quadro P2000 5120MB (1113/3499MHz), Audio: NVIDIA GP106 HD Audio, Network: Intel Connection OS: Fedora 25, Kernel: 4.11.7-200.fc25.x86_64 (x86_64), Desktop: GNOME Shell 3.22.3, Display Driver: NVIDIA 381.22, OpenGL: 4.5.0, Vulkan: 1.0.42, File-System: ext4, Screen Resolution: 2560x1440 Darktable darktable-2.2.5-2.fc25 Test: Boat - Acceleration: OpenCL Seconds < Lower Is Better T1 ....... 5.19 |============================================================== OpenCL_1 . 5.18 |============================================================== Darktable darktable-2.2.5-2.fc25 Test: Masskrug - Acceleration: OpenCL Seconds < Lower Is Better OpenCL_1 . 5.84 |============================================================== Darktable darktable-2.2.5-2.fc25 Test: Server Room - Acceleration: CPU-only Seconds < Lower Is Better OpenCL_1 . 8.70 |============================================================== Darktable darktable-2.2.5-2.fc25 Test: Server Room - Acceleration: OpenCL Seconds < Lower Is Better OpenCL . 1.51 |================================================================