FFTW_All-1D-1024 Oracle VirtualBox testing on Ubuntu 17.10 via the Phoronix Test Suite. FFTW_All-1D-1024: Processor: Intel Core i5-3340M @ 2.69GHz (1 Core), Motherboard: Oracle VirtualBox v1.2, Chipset: Intel 440FX- 82441FX PMC, Memory: 4096MB, Disk: 9GB VBOX HDD, Graphics: InnoTek VirtualBox, Audio: Intel 82801AA AC 97 Audio, Network: Intel 82540EM Gigabit OS: Ubuntu 17.10, Kernel: 4.13.0-19-generic (x86_64), Desktop: GNOME Shell 3.26.2, Display Driver: modesetting 1.19.5, File-System: ext4, Screen Resolution: 1920x1136, System Layer: Oracle VirtualBox FFTW 3.3.6 Build: Stock - Size: 1D FFT Size 1024 Mflops > Higher Is Better FFTW_All-1D-1024 . 5239.97 |=================================================== FFTW 3.3.6 Build: Float + SSE - Size: 1D FFT Size 1024 Mflops > Higher Is Better FFTW_All-1D-1024 . 17981 |=====================================================