i7 Intel Core i7-3770K testing with a ASRock Z68 Extreme3 Gen3 (L2.31A BIOS) and Zotac NVIDIA GeForce GTX 660 Ti 2048MB on Ubuntu 16.04 via the Phoronix Test Suite. dont get it at all: Processor: Intel Core i7-3770K @ 4.40GHz (4 Cores / 8 Threads), Motherboard: ASRock Z68 Extreme3 Gen3 (L2.31A BIOS), Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 15360MB, Disk: 120GB SanDisk SDSSDA12 + 2000GB Western Digital WD20EZRX-00D, Graphics: Zotac NVIDIA GeForce GTX 660 Ti 2048MB (928/3004MHz), Audio: Realtek ALC892, Monitor: SyncMaster, Network: Realtek RTL8111/8168/8411 OS: Ubuntu 16.04, Kernel: 4.15.7-041507-lowlatency (x86_64), Desktop: Xfce 4.12, Display Driver: NVIDIA 390.25, OpenGL: 4.5.0, Compiler: GCC 5.4.0 20160609, File-System: btrfs, Screen Resolution: 1680x1050 compilebench: Processor: Intel Core i7-3770K @ 4.40GHz (4 Cores / 8 Threads), Motherboard: ASRock Z68 Extreme3 Gen3 (L2.31A BIOS), Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 15360MB, Disk: 120GB SanDisk SDSSDA12 + 2000GB Western Digital WD20EZRX-00D, Graphics: Zotac NVIDIA GeForce GTX 660 Ti 2048MB (928/3004MHz), Audio: Realtek ALC892, Monitor: SyncMaster, Network: Realtek RTL8111/8168/8411 OS: Ubuntu 16.04, Kernel: 4.15.7-041507-lowlatency (x86_64), Desktop: Xfce 4.12, Display Driver: NVIDIA 390.25, OpenGL: 4.5.0, Compiler: GCC 5.4.0 20160609, File-System: btrfs, Screen Resolution: 1680x1050 AIO-Stress 0.21 Test: Random Write MB/s > Higher Is Better dont get it at all . 245.01 |================================================== Compile Bench 0.6 Test: Compile MB/s > Higher Is Better compilebench . 285.19 |======================================================== Compile Bench 0.6 Test: Initial Create MB/s > Higher Is Better compilebench . 147.62 |======================================================== Compile Bench 0.6 Test: Read Compiled Tree MB/s > Higher Is Better compilebench . 2160.78 |=======================================================