Each clock against atomic time (time.cloudflare.com), sampled every 30 s.
| Heart (set once) | -134314.869 ms |
| Heart (set every hour) | -5303.322 ms |
| Raw crystal (set once) | +551.678 ms |
| Raw crystal (set every hour) | +28.374 ms |
| This machine's own clock | -1.518 ms |
| Heart time lost to host stalls | +134866.527 ms |
| Atomic round trip | +6.054 ms |