CPU vs GPU comparison
Aggregated across 15 runs in results/.
Per-backend mean ± standard error.
H2
0.96x cpu_over_gpu_fp64_wall_time
1.30x cpu_over_gpu_fp32_wall_time
| backend | n | wall time (s) | time/eval (ms) | iterations | |err vs ref| (Ha) |
|---|---|---|---|---|---|
| gpu_fp64 | 3 | 17.653 ± 1.076 | 221.58 ± 0.36 | 79.7 ± 4.8 | 1.75e-07 |
| gpu_fp32 | 3 | 12.976 ± 0.390 | 222.43 ± 0.54 | 58.3 ± 1.7 | 2.83e-06 |
| cpu | 3 | 16.872 ± 0.833 | 229.01 ± 1.71 | 73.7 ± 3.5 | 1.75e-07 |
LIH
1.66x cpu_over_gpu_fp64_wall_time
| backend | n | wall time (s) | time/eval (ms) | iterations | |err vs ref| (Ha) |
|---|---|---|---|---|---|
| gpu_fp64 | 3 | 1086.563 ± 4.192 | 724.38 ± 2.79 | 1500.0 ± 0.0 | 4.43e-02 |
| cpu | 3 | 1809.119 ± 7.034 | 1206.08 ± 4.69 | 1500.0 ± 0.0 | 4.43e-02 |