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linpack.yaml
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linpack.yaml
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short_description: >
The Linpack Benchmark is a measure of a computer’s floating-point rate of
execution.
description: |
The LINPACK Benchmarks are a measure of a system's floating point computing
power. Introduced by Jack Dongarra, they measure how fast a computer solves a
dense n by n system of linear equations Ax = b, which is a common task in
engineering.
The latest version of these benchmarks is used to build the TOP500 list,
ranking the world's most powerful supercomputers.
The aim is to approximate how fast a computer will perform when solving real
problems. It is a simplification, since no single computational task can
reflect the overall performance of a computer system. Nevertheless, the
LINPACK benchmark performance can provide a good correction over the peak
performance provided by the manufacturer. The peak performance is the maximal
theoretical performance a computer can achieve, calculated as the machine's
frequency, in cycles per second, times the number of operations per cycle it
can perform. The actual performance will always be lower than the peak
performance. The performance of a computer is a complex issue that depends on
many interconnected variables. The performance measured by the LINPACK
benchmark consists of the number of 64-bit floating-point operations,
generally additions and multiplications, a computer can perform per second,
also known as FLOPS. However, a computer's performance when running actual
applications is likely to be far behind the maximal performance it achieves
running the appropriate LINPACK benchmark.
homepage: http://registrationcenter.intel.com/irc_nas/3914/l_lpk_p_11.1.2.005.tgz
parameters:
memory:
results:
linpack.GFlops: