Table 3.
Computation times, RAM/degree of freedom usage in the shifted sphere model.
| CutFEM | UDG | Hex | |
|---|---|---|---|
| Number DOF | 552 985 | 3 601 824 | 3 341 280 |
| Max. RAM used | 6.91 GB | 64.77 GB | 40.2 GB |
| Driver setup | 44 s | 45 s | 52 s |
| Matrix assembly | 319 s | 161 s | 25 s |
| Solver setup | 353 s | 235 s | 45 s |
| Solving | 1,111 s | 2,367 s | 1,550 s |
| Lead field | 22 s | 20 s | 125 s |
| Total time | 1,849 s | 2,828 s | 1,797 s |