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 |
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 Download |
16
|
1
|
2738.5103
|
16.000
|
100.00%
|
|
32
|
1
|
4032.6721
|
23.561
|
73.63%
|
|
|
64
|
1
|
5260.2740
|
30.734
|
48.02%
|
|
|
128
|
2
|
9790.3683
|
57.201
|
44.69%
|
|
|
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
Download |
36
|
1
|
2987.0354
|
36.000
|
100.00%
|
|
72
|
2
|
6084.5070
|
73.331
|
101.85%
|
|
|
144
|
4
|
12752.7675
|
153.697
|
106.73%
|
|
|
288
|
8
|
25226.2774
|
304.029
|
105.57%
|
|
|
432
|
12
|
37565.2174
|
452.739
|
104.80%
|
|
| 576 | 16 | 52363.6364 | 631.091 | 109.56% | |
| 864 | 24 | 73531.9149 | 886.213 | 102.57% | |
| 1152 | 32 | 90947.3684 | 1096.105 | 95.15% | |
| 1728 | 48 | 104727.2727 | 1262.182 | 73.04% | |
| 2304 | 64 | 111483.8710 | 1343.613 | 58.32% | |
| 3456 | 96 | 119172.4138 | 1436.276 | 41.56% | |
| 4608 | 128 | 115200.0000 | 1388.400 | 30.13% |
