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This report highlights the key trends driving the data center interconnect (DCI) and purpose-built DCI optical network equipment segments. This market is projected to exceed $7bn by 2023.


  • The purpose-built DCI market is poised to surpass the $1.0bn mark with the close of 2018.

Features and Benefits

  • Highlights the long-term drivers that underpin the DCI market.
  • Describes the technology shift to purpose-built DCI platforms.

Key questions answered

  • How fast will the overall DCI segment grow?
  • How fast will the purpose-built DCI segment grow?

Table of contents


  • In brief
  • Ovum view

Forecast summary

  • The global DCI market is forecast to exceed $7bn by 2023

Long-range market forecast drivers and barriers

  • ICPs' business objectives drive their capital plans
  • The evolution to a network of data centers
  • Carrier-neutral data center operators' role in the ecosystem
  • The intra-data center 400G upgrade cycle will enable further DCI bandwidth growth
  • Compute and storage to the network edge
  • Subsea data center interconnect

Product group forecasts

  • Global forecasts

Regional forecasts

  • The North American ICP market leads technology adoption

Market scenarios and warning signs

  • The long-term growth prospects of DCI remain strong
  • The possible headwinds in the DCI market


  • Methodology
  • Further reading
  • Author