cuda first cuda: Processor: Intel Core i5-6500 @ 3.60GHz (4 Cores), Motherboard: ASUS B150M-A/M.2, Chipset: Intel Sky Lake /DRAM, Memory: 16384MB, Disk: 2000GB TOSHIBA DT01ACA2 + 480GB Toshiba MKNSSDE3480GB, Graphics: eVGA NVIDIA GeForce GTX 1070 8192MB (1594/4006MHz), Audio: Realtek ALC887-VD, Network: Realtek RTL8111/8168/8411 + Broadcom BCM4360 802.11ac Wireless OS: LinuxMint 18.3, Kernel: 4.13.0-32-generic (x86_64), Desktop: MATE 1.18.0, Display Driver: NVIDIA 384.111, OpenGL: 4.5.0, Compiler: GCC 5.4.0 20160609 + Clang 3.8.0-2ubuntu4 + CUDA 7.5, File-System: ext4, Screen Resolution: 1920x1080 CUDA Mini-Nbody 2015-11-10 Test: Loop Unrolling Seconds < Lower Is Better cuda . 73.59 |=================================================================