# Evidence: TPU generations and HBM memory budgeting

Copy this template into your own portfolio and fill it after running your modified exercise.

## Evidence required

Keep the TPU ridge-point table, 7B and 1.5B training/KV-cache HBM budgets, and minimum chip count calculation at an 80% HBM ceiling.

- Command: `python3 phases/21-tpu-systems/01-tpu-generations-and-hbm-memory-budgeting/code/main.py`
- Working directory: repository root
- Python / JAX / NumPy versions: 
- Hardware and device: 
- My prediction before running: 
- My change to the exercise: 
- Exit code and meaningful output: 
- Why the result supports or contradicts my prediction: 
- Checkpoint result: 
- Artifact link or saved filename: 
- Portfolio status: saved in local workspace