External Flow Over a Passenger Sedan

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

Performance vs Cores
Performance vs Machines

Results

In the table below, a rating listed in red corresponds to the redzone result, and one in bold is a peak result. Bold red is used to indicate that the run was both the peak and redzone result.

Results are listed alphabetically by platform, within each FLUENT version.
 

 

Platform SEDAN_4M RATINGS
FLUENT Version CPUs or Cores Machines or Blocks Rating Speedup Efficiency
 BULL B500 (INTEL_X5550,2670,RH5,IB) 12.0.16 8 1 638.6 N/A N/A
16 2 1263.6 N/A N/A
32 4 2415.1 N/A N/A
64 8 4476.7 N/A N/A
128 16 5292.5 N/A N/A
BULL R422E2 (INTEL_X5570,2930,RH5,IB) 12.0.16 8 1 648.3 N/A N/A
16 2 1281.9 N/A N/A
32 4 2477.4 N/A N/A
64 8 4626.5 N/A N/A
128 16 6000.0 N/A N/A
256 32 8771.6 N/A N/A
 CRAY CX1 (INTEL_X5570_NHM4,2930,RH5,IB) 12.0.16 1 1 99.4 1.0 100%
2 1 208.6 2.1 105%
4 1 397.1 4.0 100%
8 1 657.7 6.6 83%
16 2 1314.1 13.2 83%
32 4 2488.1 25.0 78%
64 8 4670.3 47.0 73%
CRAY CX1 (INTEL_X5570_NHM4,2930,WIN64,GIGE) 12.0.16 1 1 106.1 1.0 100%
2 1 200.0 1.9 94%
4 1 341.2 3.2 80%
8 1 658.7 6.2 78%
16 2 1292.9 12.2 76%
24 3 1747.2 16.5 69%
CRAY CX1 (INTEL_X5670,2930,RH5,IB) 12.1.2 12 1 808.6 N/A N/A
24 2 1608.2 N/A N/A
36 3 2347.8 N/A N/A
 HP BL460G6 (INTEL_X5570_NHM4,2930,LINUX,IB) 12.0.16 1 1 89.2 1.0 100%
2 1 210.8 2.4 118%
4 1 392.6 4.4 110%
8 1 669.4 7.5 94%
16 2 1319.1 14.8 92%
32 4 2539.3 28.5 89%
64 8 4881.4 54.7 86%
128 16 6052.5 67.9 53%
256 32 8749.4 98.1 38%
HP BL460G6 (INTEL_X5570_NHM4,2930,WIN64,IB) 12.0.16 1 1 105.3 1.0 100%
2 1 197.4 1.9 94%
4 1 337.4 3.2 80%
8 1 657.2 6.2 78%
16 2 1302.2 12.4 77%
32 4 2489.9 23.6 74%
64 8 4657.7 44.2 69%
HP BL465G6 (AMD64_IST6,2600,SLES11,IB) 12.0.16 12 1 409.8 N/A N/A
24 2 807.5 N/A N/A
48 4 1663.9 N/A N/A
96 8 3251.2 N/A N/A
192 16 4209.5 N/A N/A
HP C7000 (INTEL_X5570,2930,RH5,IB) 12.0.16 8 1 635.4 N/A N/A
16 2 1265.9 N/A N/A
32 4 2461.5 N/A N/A
64 8 4620.3 N/A N/A
128 16 6684.7 N/A N/A
HP C7000 (INTEL_X5650,2670,WINHPC,IB) 12.1.11 12 1 757.2 N/A N/A
24 2 1545.6 N/A N/A
48 4 3013.1 N/A N/A
96 8 5857.6 N/A N/A
192 16 6508.5 N/A N/A
384 32 6981.8 N/A N/A
 IBM DX_360_M2 (INTEL_NHM4_TURBO,2670,LINUX,IB) 12.0.16 1 1 103.8 1.0 100%
8 1 663.0 6.4 80%
16 2 1312.6 12.6 79%
32 4 2533.7 24.4 76%
64 8 4902.1 47.2 74%
128 16 6052.5 58.3 46%
256 32 8816.3 84.9 33%
IBM DX_360_M2 (INTEL_X5550,2670,WINHPC,IB) 12.0.16 8 1 641.3 N/A N/A
16 2 1267.3 N/A N/A
32 4 2482.8 N/A N/A
64 8 4780.1 N/A N/A
128 16 5928.0 N/A N/A
IBM DX_360_M2 (INTEL_X5670,2930,RHEL5.3,TRUESCALE) 12.1.11 12 1 792.5 N/A N/A
24 2 1585.3 N/A N/A
48 4 3161.9 N/A N/A
96 8 5958.6 N/A N/A
144 12 6545.5 N/A N/A
192 16 7766.3 N/A N/A
384 32 8705.3 N/A N/A
 SGI ALTIX_ICE_8200EX (INTEL_X5570,2930,SLES11,IB) 12.1.9 1 1 112.5 1.0 100%
2 1 223.0 2.0 99%
4 1 421.8 3.7 94%
8 1 670.8 6.0 75%
16 2 1350.5 12.0 75%
32 4 2630.1 23.4 73%
64 8 4867.6 43.3 68%
128 16 6884.5 61.2 48%
256 32 9118.7 81.1 32%
512 64 9416.9 83.7 16%
SGI ALTIX_ICE_8400EX (INTEL_X5670,2930,SLES11,IB) 12.1.9 1 1 111.3 1.0 100%
2 1 228.0 2.0 102%
4 1 420.6 3.8 94%
8 1 604.9 5.4 68%
12 1 796.3 7.2 60%
24 2 1587.5 14.3 59%
48 4 3185.3 28.6 60%
96 8 5989.6 53.8 56%
192 16 7766.3 69.8 36%
384 32 8683.4 78.0 20%
SGI ALTIX_XE1300C (INTEL_X5670,2930,SLES11,IB) 12.1.9 1 1 110.4 1.0 100%
2 1 225.4 2.0 102%
4 1 423.0 3.8 96%
8 1 611.4 5.5 69%
12 1 801.3 7.3 60%
24 2 1595.6 14.5 60%
48 4 3185.3 28.9 60%
96 8 5968.9 54.1 56%
192 16 7663.0 69.4 36%
384 32 8429.3 76.4 20%