first description first run: Processor: Intel Core i7-3770 @ 3.90GHz (8 Cores), Motherboard: ASUS P8H77-M PRO, Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 2 x 8192 MB DDR3-1333MHz, Disk: 2 x 3001GB Seagate ST3000DM001-9YN1, Graphics: Intel Xeon E3-1200 v2/3rd Gen Core, Network: Realtek RTL8111/8168/8411 OS: CentOS Linux 7, Kernel: 3.10.0-327.28.3.el7.x86_64 (x86_64), Compiler: GCC 4.8.5 20150623, File-System: xfs x264 2015-11-02 H.264 Video Encoding Frames Per Second > Higher Is Better first run . 158.48 |=========================================================== FFmpeg 2.8.1 H.264 HD To NTSC DV Seconds < Lower Is Better first run . 10.89 |============================================================ Mencoder 1.1 AVI To LAVC Seconds < Lower Is Better first run . 20.78 |============================================================