IQM iqm_garnet vs Rigetti cepheus-1-108q
Side-by-side comparison over the metrics both devices report. Values come from different sources with different methodologies — mind the provenance badges; vendor-reported figures are manufacturer claims.
| Metric |
IQM iqm_garnet
Metriq · CC-BY-4.0
|
Rigetti cepheus-1-108q
Metriq · CC-BY-4.0
|
|---|---|---|
| Bell-state effective qubits (higher better) | 20 | 5 |
| EPLG (error/layer) (lower better) | 0.00822524 | 0.00204942 |
| QAOA approx. ratio (higher better) | 0.143202 | 0 |
Captured: 2026-03-02 (iqm_garnet) · 2026-08-05 (cepheus-1-108q).
Full histories: iqm_garnet ·
cepheus-1-108q ·
leaderboard.