Nvidia-backed Lumentum sold out of AI server parts till 2029 - The Japan Times

Lumentum's order book locked through 2029 is not a capacity story—it is Nvidia executing an ecosystem lock-in on optical interconnect. Technical ripple: EML laser chips, InP substrates, and AWG devices are now pre-committed, freezing the 800G/1.6T pluggable transceiver supply landscape for four years. The deeper consequence: the CPO substitution window is artificially delayed. Once hyperscalers lock in discrete components via long-term agreements, Broadcom and Marvell's co-packaged optics roadmaps face structural headwinds. The technology-route debate is effectively settled by commercial contracts. Competitive dynamics: Coherent, Innolight, and Eoptolink face a binary choice—accept a second-tier supplier role inside Nvidia's BOM, or pivot toward AMD MI400 and custom ASIC platforms. Taiwan, China-based module makers enjoy near-term revenue tailwinds but are progressively trapped within Nvidia's supply chain, eroding pricing power. Risk: Production concentration in the US and Taiwan, China, combined with escalating export controls, creates a single-point-of-failure vulnerability. Any geopolitical friction could trigger an optical component supply shock. 12-24 month outlook: Optical component ASPs will hold at elevated levels. Nvidia, already an equity holder, will deepen vertical integration. Independent module vendors' profit pools face systematic compression. The long tail of this lock-in will permanently reshape who captures value in the AI datacenter stack.