External Flow Over a Passenger Sedan (sedan_4m)

External flow over a passenger sedan. The case has around 3.6 million cells of mixed type and uses a k-epsilon model with the pressure-based coupled solver.

Number of cells 3,600,000
Cell type mixed
Models k-eps turbulence
Solver pressure-based coupled implicit

Plots


Results

Results are listed alphabetically by platform. Download

Last updated: 2014-04-11

 

Platform Cores Machines Core Solver
Rating
Core Solver
Speedup
Core Solver
Efficiency
Bull B710 with Intel E5-2680 processsor, 2.8GHz, Redhat 6 using Mellanox FDR Infiniband

64GB RAM

Download
1
1
125.0
1.0
100%
20
1
1812.3
14.5
72%
40
2
3661.0
29.3
73%
80
4
7291.1
58.3
73%
160
8
15026.1
120.2
75%
320
16
28327.9
226.6
71%
640
32
51582.1
412.7
64%
Bull B710 with Intel E5-2680 processsor, 2.8GHz, Redhat 6 using Mellanox FDR Infiniband with TURBO on

64GB RAM

Download
1
1
157.4
1.0
100%
20
1
1882.4
12.0
60%
40
2
3818.8
24.3
61%
80
4
7663.0
48.7
61%
160
8
15926.3
101.2
63%
320
16
30315.8
192.6
60%
640
32
55741.9
354.1
55%
Cray XC30 with Intel E5-2690 processsor, 3.0GHz, Cray Linux Environment 5.1.28 based on SuSE 11 using Cray Aries network

64GB RAM

Download
20
1
2021.1
N/A
N/A
40
2
4124.1
N/A
N/A
60
3
6283.6
N/A
N/A
80
4
8429.3
N/A
N/A
120
6
12800.0
N/A
N/A
160
8
17194.0
N/A
N/A
240
12
23510.2
N/A
N/A
320
16
30584.1
N/A
N/A
480
24
42666.7
N/A
N/A
640
32
56655.7
N/A
N/A
960
48
73531.9
N/A
N/A
1280
64
76800.0
N/A
N/A
Fujitsu with Intel E5-2690 processsor, 3.0GHz, RedHat6.4 using Mellanox FDR Infiniband

64GB RAM

Download
20
1
1979.4
N/A
N/A
40
2
4013.9
N/A
N/A
80
4
8228.6
N/A
N/A
160
8
16535.9
N/A
N/A
240
12
24000.0
N/A
N/A
320
16
30857.1
N/A
N/A
IBM DX360 M3 with Intel E5-2670 processsor, 2.6GHz, using Mellanox FDR Infiniband

64GB RAM

Download
16
1
1508.5
N/A
N/A
24
2
2285.7
N/A
N/A
32
2
3091.2
N/A
N/A
48
3
4632.7
N/A
N/A
64
4
6149.5
N/A
N/A
96
6
9118.7
N/A
N/A
256
16
23351.4
N/A
N/A
384
24
32000.0
N/A
N/A
512
32
38831.5
N/A
N/A
1024
64
54857.1
N/A
N/A

IBM DX360 M4 with Intel E5-2697 processsor, 2.7GHz, using Mellanox FDR Infiniband

64GB RAM

Download

16
1
1519.8
N/A
N/A
24
1
2068.2
N/A
N/A
48
2
4199.3
N/A
N/A
64
3
5610.4
N/A
N/A
96
4
8307.7
N/A
N/A
128
6
11184.5
N/A
N/A
192
8
16776.7
N/A
N/A
256
11
21735.8
N/A
N/A
360
15
29042.0
N/A
N/A