5-12-18-pts battery-power-usage Intel Core i7-4650U testing with a Microsoft Surface Pro 3 v1 and Intel Haswell-ULT IGP on Ubuntu 16.04 via the Phoronix Test Suite. first: Processor: Intel Core i7-4650U @ 3.30GHz (4 Cores), Motherboard: Microsoft Surface Pro 3 v1, Chipset: Intel Haswell-ULT DRAM, Memory: 8192MB, Disk: 512GB SAMSUNG MZMTE512, Graphics: Intel Haswell-ULT IGP, Audio: Intel Haswell-ULT HD Audio, Network: Marvell 88W8897 OS: Ubuntu 16.04, Kernel: 4.13.3-041303-generic (x86_64), Desktop: Unity 7.4.0, Display Driver: modesetting 1.19.3, OpenGL: 4.5 Mesa 17.0.7, Compiler: GCC 5.4.0 20160609 + Clang 3.8.0-2ubuntu4, File-System: ext4, Screen Resolution: 2160x1440 Battery Power Usage 1.3.0 Idle, DPMS Off, Video Playback Milliwatts first . MIN: 9736 AVG: 12311 MAX: 17857