IDC's Worldwide Public Cloud Infrastructure as a Service Taxonomy, 2026

Description

This IDC study provides a detailed taxonomy of the public cloud infrastructure-as-a-service (IaaS) market. The scope of this document includes public cloud compute, storage, and networking services."As organizations advance their AI journeys, public cloud IaaS is becoming increasingly foundational," said Jasdeep Singh, research manager, Cloud and Infrastructure Services at IDC. "Cloud providers are evolving compute, storage, and networking services to support performance-intensive workloads. These newer IaaS services also reflect growing enterprise demand for hybrid and multicloud support as workloads become more distributed."

Product Code: US53724326

IDC's Worldwide Public Cloud Infrastructure as a Service Taxonomy

Public Cloud Infrastructure as a Service Taxonomy Changes for 2026

Taxonomy Overview

Scope of taxonomy
- Cloud deployment models
  - What is a public cloud infrastructure service?
    - Public (shared) cloud infrastructure services
    - Dedicated (private) infrastructure cloud services
  - IDC tracks public cloud services revenue
  - Services revenue allocation methodology for public cloud IaaS segments
    - Nuanced approach to public cloud infrastructure services integration with other technology/services
Infrastructure-as-a-service primary segments
- Infrastructure-as-a-service compute
  - Virtualized x86 compute
  - Accelerated compute
  - Bare metal compute
  - Other compute
- Infrastructure-as-a-service storage
  - Object storage
  - Block storage
  - File storage
- Infrastructure-as-a-service networking
- ADC as a service (IaaS load balancing)
- Cloud VPN
- Cloud interconnect
- Cloud WAN
- Cloud service mesh
- Cloud DNS
- Content delivery network
- Other networking