CPO optical engine plus laser power per 800G: ~4–5 W generic; Broadcom Bailly 51.2T CPO switch ~5.4 W
~5.4 Westimate
| Value kind | estimate — Interpret this value according to its displayed kind, scope, source, and as-of date. |
|---|---|
| Scope | Analyst figures for a named switch; CPO serviceability is decided in Chapter 8.10. |
| As of | 2026-01 |
| Source | SemiAnalysis, Co-Packaged Optics (CPO) Book: Scaling, 1 January 2026: optical engine together with external laser sources consume about 4–5 W per 800G; the optical engine and laser source within the Broadcom Bailly 51.2T CPO switch consume about 5.4 W per 800G. · CPO power paragraph |
| Review | checking…review by 2027-03-08 · standard cadence |
| Recorded changes | last 2026-09-16 |
| Claim id | p2b-8-9-cpo-800g-power |
Where the guide uses it
← Full numbers register — every date-stamped figure in the guide, with revision history.