External Flow Over an Aircraft Wing (aircraft_2m)

External flow over an aircraft wing. The case has around 2 million hexahedral cells and uses the realizable K-e Turbulence model and the coupled implicit solver.

Number of cells 2 million
Cell type hexahedral
Models realizable k-eps turbulence
Solver Pressure based coupled solver, Green Gauss Node 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
3428.5714
16.000 
100.00%
32
1
5220.5438
24.363
 76.13%
64
1
5917.8082
27.616
43.15%
128
2
12705.8824
59.294
46.32%
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
4341.7085
36.000
100.00%
72
2
8189.5735
  67.905
 94.31%
144
4
16000.0000
132.667 
92.13%
288
8
29793.1034
 247.034
85.78%
432
12
42146.3415
 349.463
80.89%
 576 16 50823.5294   421.412 73.16%
 864  24 62836.3636  521.018 60.30%
 1152  32  66461.5385   551.077 47.84%
   1728  48  70530.6122 584.816   33.84%
   2304  64  66461.5385  551.077 23.92%  
   3456  96 53169.2308   440.862 12.76%  
   4608 128  48676.0563   403.606  8.76%