fftw-bhh170323 tset fftw ftwbhh: Processor: Intel Core i5-5200U @ 2.70GHz (4 Cores), Motherboard: LENOVO 20DCA098CD, Chipset: Intel Broadwell-U-OPI, Memory: 1 x 8192 MB DDR3-1600MHz Kingston, Disk: 500GB Seagate ST500LM021-1KJ15, Graphics: Intel Broadwell-U 2048MB, Audio: Intel Broadwell-U Audio, Network: Intel Connection + Intel Wireless 3160 OS: CentOS 7.2.1511, Kernel: 3.10.0-327.el7.x86_64 (x86_64), Desktop: GNOME Shell 3.14.4, Display Driver: radeon 7.5.0, Compiler: GCC 4.8.5 20150623, File-System: xfs, Screen Resolution: 1366x768 FFTW 3.3.4 Build: Stock - Size: 2D FFT Size 2048 Mflops > Higher Is Better ftwbhh . 3222.32 |============================================================= FFTW 3.3.4 Build: Float + SSE - Size: 2D FFT Size 2048 Mflops > Higher Is Better ftwbhh . 9390.04 |=============================================================