# Appendix L: Compute Cost

## Training Cost
| Item | Value |
|---|---|
| Valid training runs | 761 |
| Median wall time | 21.4 min |
| Mean wall time | 28.0 min |
| Total training GPU-hours | 355.1 h |

## Counterfactual Profiling Cost
| Item | Value |
|---|---|
| Cells profiled | 279 (9 methods × 31 scenes) |
| Total counterfactual GPU-hours | 16.56 h |

## Total
| Component | GPU-hours |
|---|---|
| Training | 355.1 |
| Counterfactual | 16.56 |
| **Total** | **371.7** |

*GPU types: RTX 3090 / RTX 4090 (AutoDL). Wall time measured from TensorBoard event files.*