IBM ibm_brisbane vs IBM ibmq_poughkeepsie
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 |
IBM ibm_brisbane
IBM · Apache-2.0
|
IBM ibmq_poughkeepsie
IBM · Apache-2.0
|
|---|---|---|
| Best 2Q fidelity (higher better) | 0.996343 | 0.987793 |
| Median 2Q error (lower better) | 0.00767577 | 0.0208721 |
| Median readout error (lower better) | 0.0200195 | 0.042 |
| Median T1 (µs) (higher better) | 231.95 µs | 66.945 µs |
| Median T2 (µs) (higher better) | 150.04 µs | 80.28 µs |
Captured: 2025-02-26 (ibm_brisbane) · 2020-02-29 (ibmq_poughkeepsie).
Full histories: ibm_brisbane ·
ibmq_poughkeepsie ·
leaderboard.