k420 Intel Core i7-5820K testing with a ASUS X99-A (3902 BIOS) and NVIDIA Quadro K420 2GB on Ubuntu 16.04 via the Phoronix Test Suite. Quadro K420: Processor: Intel Core i7-5820K @ 3.60GHz (6 Cores / 12 Threads), Motherboard: ASUS X99-A (3902 BIOS), Chipset: Intel Xeon E7 v3/Xeon, Memory: 24576MB, Disk: 500GB Samsung SSD 850 + 2000GB Seagate ST2000DM001-1ER1 + 250GB Samsung SSD 840, Graphics: NVIDIA Quadro K420 2GB (875/891MHz), Audio: Realtek ALC1150, Monitor: PL2780H, Network: Intel Connection OS: Ubuntu 16.04, Kernel: 4.15.0-43-generic (x86_64), Desktop: GNOME Shell 3.18.5, Display Server: X Server 1.19.6, Display Driver: NVIDIA 384.130, OpenGL: 4.5.0, Compiler: GCC 5.4.0 20160609, File-System: ext4, Screen Resolution: 1920x1080 LuxMark 3.1 OpenCL Device: GPU - Scene: Hotel Score > Higher Is Better Quadro K420 . 89 |============================================================= LuxMark 3.1 OpenCL Device: GPU - Scene: Microphone Score > Higher Is Better Quadro K420 . 400 |============================================================ LuxMark 3.1 OpenCL Device: GPU - Scene: Luxball HDR Score > Higher Is Better Quadro K420 . 604 |============================================================