External Flow over passenger sedan (sedan_4m)

External Flow over passenger sedan. The case has around 4 million cells of mixed type and uses a k-epsilon model with the pressure-based coupled solver.

Number of cells 4,000,000
Cell type Mixed
Models Standard K-e Turbulence
Solver Pressure based coupled solver, Green-Gauss cell based, steady

Plots


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

Download

36
1
2979.3103
36.000
100.00%
72
2
6127.6596
74.043
102.84%
144
4
12847.5836
155.242
107.81%
288
8
25411.7647
307.059
106.62%
432
12
37565.2174
453.913
105.07%
576
16
52363.6364
632.727
109.85%
864
24
73531.9149
888.511
102.84%
1152
32
84292.6829
1018.537
88.41%
1728
48
101647.0588
1228.235
71.08%
2304
64
108000.0000
1305.000
56.64%
Dell PowerEdge C6320 2.6 GHz 16 core Broadwell, 128GB RAM, RHEL 7.2, Mellanox EDR Infiniband

Download
32
1
2882.4020
32.000
100.00%
64
2
5827.9933
64.702
101.10%
128
4
12169.0141
135.099
105.55%
192
6
18382.9787
204.085
106.29%
256
8
24338.0282
270.197
105.55%

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

Download

32
1
2452.8034
32.000
100.00%
64
2
4840.3361
63.148
98.67%
128
4
9520.6612
124.209
97.04%
256
8
17814.4330
232.412
90.79%
512
16
34909.0909
455.434
88.95%
1024
32
54000.0000
704.500
68.80%

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

Download

1
1
113.8190
1.000
100.00%
2
1
233.4820
2.051
102.57%
4
1
461.1074
4.051
101.28%
6
1
674.7364
5.928
98.80%
8
1
891.4109
7.832
97.90%
10
1
1097.1429
9.639
96.39%
12
1
1294.8670
11.377
94.80%
14
1
1478.8190
12.993
92.81%
16
1
1646.4983
14.466
90.41%
18
1
1800.9380
15.823
87.90%
20
1
1936.1345
17.011
85.05%
22
1
2052.2565
18.031
81.96%
24
1
2139.9381
18.801
78.34%
26
1
2232.5581
19.615
75.44%
28
1
2321.0208
20.392
72.83%
30
1
2390.0415
20.999
70.00%
32
1
2452.8034
21.550
67.34%

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

Download

64
2
4476.6839
64.000
100.00%
128
4
10504.5593
150.176
117.33%
256
8
20819.2771
297.639
116.27%
512
16
39272.7273
561.455
109.66%
1024
32
65207.5472
932.226
91.04%
2048
64
86400.0000
1235.200
60.31%
HP Proliant XL230 Gen9, 2.6 GHz 16 core Broadwell, 128GB RAM, RHEL 7.2 Single Node, turbo off

Download
1
1
125.2900
1.000
100.00%
2
1
241.1219
1.925
96.23%
4
1
472.7124
3.773
94.32%
6
1
691.4766
5.519
91.98%
8
1
909.7131
7.261
90.76%
10
1
1103.0961
8.804
88.04%
12
1
1299.2481
10.370
86.42%
14
1
1503.2623
11.998
85.70%
16
1
1671.1799
13.338
83.37%
18
1
1818.9474
14.518
80.65%
20
1
1968.1093
15.708
78.54%
22
1
2103.4693
16.789
76.31%
24
1
2211.1324
17.648
73.53%
26
1
2325.7066
18.563
71.39%
28
1
2420.1681
19.317
68.99%
30
1
2497.1098
19.931
66.44%
32
1
2563.7982
20.463
63.95%