BabelStream/results/v2.0/original-cray/broadwell.txt
2016-08-26 15:54:22 +01:00

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STREAM version $Revision: 5.10 $
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This system uses 8 bytes per array element.
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Array size = 33554432 (elements), Offset = 0 (elements)
Memory per array = 256.0 MiB (= 0.2 GiB).
Total memory required = 768.0 MiB (= 0.8 GiB).
Each kernel will be executed 100 times.
The *best* time for each kernel (excluding the first iteration)
will be used to compute the reported bandwidth.
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Number of Threads requested = 44
Number of Threads counted = 44
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Your clock granularity/precision appears to be 1 microseconds.
Each test below will take on the order of 4125 microseconds.
(= 4125 clock ticks)
Increase the size of the arrays if this shows that
you are not getting at least 20 clock ticks per test.
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WARNING -- The above is only a rough guideline.
For best results, please be sure you know the
precision of your system timer.
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Function Best Rate MB/s Avg time Min time Max time
Copy: 92980.4 0.005803 0.005774 0.005843
Scale: 97951.2 0.005527 0.005481 0.005586
Add: 123058.1 0.006592 0.006544 0.006655
Triad: 124799.5 0.006492 0.006453 0.006544
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Solution Validates: avg error less than 1.000000e-13 on all three arrays
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Application 1396471 resources: utime ~111s, stime ~3s, Rss ~788804, inblocks ~5778, outblocks ~14259