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pi

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    • Neil Gershenfeld's avatar
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    Neil Gershenfeld authored
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    Neil Gershenfeld's avatar 0fc7307c
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    Name Last commit Last update
    C
    CUDA
    JavaScript
    MPI
    Node
    OpenMP
    Python
    TensorFlow
    hybrid
    .gitlab-ci.yml
    README.md
    README.md

    pi calculation benchmark

    http://fab.cba.mit.edu/classes/MAS.864/text/benchmark.pdf

    estimated GFlops code description system date
    88,333 mpimppi.c C, MPI+OpenMP, 1024 nodes, 64 cores/node, 4 threads/core
    cc mpimppi.c -o mpimppi -O3 -ffast-math -fopenmp    		 Argonne ALCF Theta
    Cray XC40    		 Oct 9, 2019
    2,117 mpipi2.c C, MPI, 10 nodes, 96 cores/node
    mpicc mpipi2.c -o mpipi2 -O3 -ffast-math    		 Intel 2x Xeon Platinum 8175M Oct 24, 2019
    272 threadpi.c C, 96 threads
    gcc threadpi.c -o threadpi -O3 -ffast-math -pthread    		 Intel 2x Xeon Platinum 8175M Jun 3, 2019
    211 mpipi2.c C, MPI, 1 node, 96 cores
    mpicc mpipi2.c -o mpipi2 -O3 -ffast-math    		 Intel 2x Xeon Platinum 8175M Oct 24, 2019
    173 mppi.c C, OpenMP, 96 threads
    gcc mppi.c -o mppi -O3 -ffast-math -fopenmp    		 Intel 2x Xeon Platinum 8175M Jul 1, 2019
    152 pi.html JavaScript, 96 workers Intel 2x Xeon Platinum 8175M Jun 3, 2019
    93.2 threadpi.c C, 56 threads
    gcc threadpi.c -o threadpi -O3 -ffast-math -pthread    		 Intel 2x E5-2680 Dec 18, 2018
    71.4 pi.html JavaScript, 56 workers Intel 2x E5-2680 Nov 19, 2018
    46.9 mpipi.c C, MPI
    mpicc mpipi.c -o mpipi -O3 -ffast-math
    mpirun -np 6 mpipi    		 Intel i7-8700T Nov 17, 2018
    44.6 threadpi.c C, 6 threads
    gcc threadpi.c -o threadpi -O3 -ffast-math -pthread    		 Intel i7-8700T Dec 17, 2018
    16.1 pi.html JavaScript, 6 workers Intel i7-8700T Nov 17, 2018
    15.7 clusterpi.js Node, 6 workers Intel i7-8700T Dec 8, 2018
    9.37 pi.c C
    gcc pi.c -o pi -lm -O3 -ffast-math    		 Intel i7-8700T Nov 17, 2018
    3.73 pi.html JavaScript, 1 worker Intel i7-8700T Nov 17, 2018
    3.47 pi.html JavaScript, 1 worker Intel 2x E5-2680 Nov 19, 2018
    3.29 pi.js Node Intel i7-8700T Dec 8, 2018
    3.12 clusterpi.js Node, 1 worker Intel i7-8700T Dec 8, 2018
    0.57 pi.c C
    gcc pi.c -o pi -lm    		 Intel i7-8700T Nov 17, 2018
    0.47 numpi.py Python, NumPy Intel i7-8700T Nov 17, 2018
    0.029 pi.py Python Intel i7-8700T Nov 17, 2018
    estimated GFlops estimated GFlops/W code description system date
    0.0168 0.233
    calculated    		 pi.c C
    floats, -O3, gcc-arm-none-eabi, 160 MHz    		 SAMD51J20A
    ARM Cortex M4F    		 Oct 18, 2019
    0.0128 0.171
    calculated    		 pi.c C
    floats, -O3, gcc-arm-none-eabi, 84 MHz    		 STM32F412
    ARM Cortex M4F    		 Oct 8, 2019