External Flow over an Open Wheel Race Car (open_racecar_280m)

External Flow over an Open Wheel Race Car. The case has around 280 million Hex-core cells and uses the realizable k-e turbulence model and the Pressure based coupled solver, cell based, pseudo transient solver.

Number of cells 280,000,000
Cell type Hex-core
Models Realizable K-e Turbulence
Solver Pressure based coupled solver, cell based, pseudo transient

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Results

Results are listed alphabetically by platform. Download

Last updated: 2016-08-26
Platform Cores Machines Core Solver
Rating
Core Solver
Speedup
Core Solver
Efficiency
Cray XC40 with Intel E5-2695v4 processor, 2.1 GHz, Cray Linux Environment 6.0 update 01 based on SUSE 12 using Cray Aries network

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432
12
265.5398
432.000
100.00%
576
16
354.4615
576.664
100.12%
864
24
524.9886
854.091
98.85%
1152
32
692.8629
1127.201
97.85%
1728
48
1020.9749
1660.998
96.12%
2304
64
1374.7017
2236.468
97.07%
3456
96
2031.7460
3305.396
95.64%
4608
128
2664.6106
4334.988
94.08%
6912
192
3936.2187
6403.735
92.65%
9216
256
5150.5216
8379.254
90.92%
11520
320
6272.2323
10204.136
88.58%
13824
384
7464.3629
12143.584
87.84%
18432
512
8816.3265
14343.059
77.82%
Dell PowerEdge C6320 2.6 GHz 16 core Broadwell, 128GB RAM, RHEL 7.2, Mellanox EDR Infiniband

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192
6
99.9855
192.000
100.00%
256
8
176.1019
338.165
132.10%

HPE Proliant XL170r Gen9, 2.3GHz, 16 core Haswell, 128GB RAM, 2133MHz RHEL 6.6, FDR Infiniband

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256
8
97.8510
256.000
100.00%
512
16
179.0303
468.383
91.48%
1024
32
392.7273
1027.462
100.34%
2048
64
870.0906
2276.351
111.15%
4096
128
2012.8130
5265.967
128.56%

HP Proliant XL230 Gen9, 2.6 GHz 16 core Broadwell, 128GB RAM, RHEL 7.2, Mellanox EDR Infiniband, Turbo off

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256
8
151.4328
256.000
100.00%
512
16
252.5762
426.985
83.40%
1024
32
557.3295
942.176
92.01%
2048
64
1137.5905
1923.118
93.90%