Each clock against atomic time (time.cloudflare.com), sampled every 30 s.
| Heart (set once) | -202938.984 ms |
| Heart (set every hour) | -8710.484 ms |
| Raw crystal (set once) | +845.811 ms |
| Raw crystal (set every hour) | +34.293 ms |
| This machine's own clock | -1.469 ms |
| Heart time lost to host stalls | +203784.857 ms |
| Atomic round trip | +7.356 ms |