NUC.ubuntu.small Oracle VirtualBox testing on Ubuntu 16.04 via the Phoronix Test Suite. Intel 82540EM Gigabit: Processor: Intel Core i5-5250U @ 1.60GHz (2 Cores), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 2048MB, Disk: 21GB VBOX HDD, Graphics: InnoTek VirtualBox, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM Gigabit OS: Ubuntu 16.04, Kernel: 4.4.0-97-generic (x86_64), Compiler: GCC 5.4.0 20160609, File-System: ext4, Screen Resolution: 800x600, System Layer: Oracle VirtualBox iPerf 3.1.3 Server Address: 10.1.9.91 - Server Port: 5201 - Duration: 60 Seconds - Test: TCP - Parallel: 10 Mbits/sec > Higher Is Better Intel 82540EM Gigabit . 511.15 |=============================================== iPerf 3.1.3 Server Address: 10.1.9.91 - Server Port: 5201 - Duration: 60 Seconds - Test: UDP - Parallel: 10 Mbits/sec > Higher Is Better Intel 82540EM Gigabit . 5.78 |=================================================