first test Intel Core i7-5820K testing with a MSI X99A MPOWER (MS-7885) v4.0 (M.B0 BIOS) and MSI NVIDIA GeForce GTX 980 Ti 6144MB on Ubuntu 18.10 via the Phoronix Test Suite. clean install: Processor: Intel Core i7-5820K @ 4.30GHz (6 Cores / 12 Threads), Motherboard: MSI X99A MPOWER (MS-7885) v4.0 (M.B0 BIOS), Chipset: Intel Xeon E7 v3/Xeon, Memory: 16384MB, Disk: 480GB SanDisk Ultra II + 250GB Samsung SSD 840 + 500GB Seagate ST500LM012 HN-M5 + Samsung SSD 950 PRO 256GB, Graphics: MSI NVIDIA GeForce GTX 980 Ti 6144MB (999/3505MHz), Audio: Intel C610/X99, Network: Intel I210 Gigabit Connection OS: Ubuntu 18.10, Kernel: 4.18.0-10-generic (x86_64), Desktop: GNOME Shell 3.30.1, Display Server: X Server 1.20.1, Display Driver: NVIDIA 390.87, Compiler: GCC 8.2.0, File-System: ext4, Screen Resolution: 3440x1440 Unigine Heaven 4.0 Resolution: 3440 x 1440 - Mode: Windowed - Renderer: OpenGL Frames Per Second > Higher Is Better clean install . 53.37 |========================================================