Scalability of OpenFOAM Density-Based Solver with Runge–Kutta Temporal Discretization Scheme

Table 4

Relative time results of weak scaling test (ONERA M6 wing).

#Ranks	rhoCentralFoam	rhoCentralRK4Foam
16	1	1
32	1.085	1.062
64	1.106	1.105
128	1.148	1.057
256	1.191	1.100
512	1.213	1.158
1024	1.255	1.148