External Flow Over an Aircraft Wing (aircraft_14m)

External Flow over aircraft wing. The case has around 14 million hexahedral cells and uses the realizable K-e Turbulence model and the Pressure based coupled solver, Least Squares cell based, steady solver.

Number of cells 14,000,000
Cell type Hexahedral
Models Realizable K-e Turbulence
Solver Pressure based coupled solver, Least Squares cell based, steady

Results

Results are listed alphabetically by platform. Download

Last updated: 2017-12-27
Platform Cores Machines Core Solver
Rating
Core Solver
Speedup
Core Solver
Efficiency
AMD white box,EPYC 7601, 64 cores, 2.2 GHz 

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16
1
422.5455
16.000 
100.00%
32
1
639.1714
24.203
75.63%
64
1
840.6714
31.833
49.74%
128
2
1635.5892
61.933
48.39%
Cray XC40  with Intel E5-2695v4 processor, 2.1 GHz, Cray Linux Environment 6.0 update 03 based on SUSE 12 using Cray Aries network

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36
1
469.1827
 36.000
100.00%
72
2
960.5336
 73.701
102.36%
144
4
1973.7293
151.443
105.17%
288
8
4094.7867
 314.190
109.09%
432
12
6249.5479
  479.523
111.00%
 576 16 8554.4554  656.376 113.95%
 864  24 12659.3407   971.341 112.42%
 1152  32 16301.8868   1250.830 108.58%
 1728  48  23510.2041  1803.918   104.39%
 2304  64 30315.7895  2326.105 100.96% 
 3456  96  39272.7273  3013.364 87.19% 
 4608 128  45473.6842   3489.158 75.72% 
 192 192  57600.0000  4419.600 63.94% 
 256  256 62836.3636   4821.382 52.32%