Gartner Research

Decision Point for Storage Resources: Block, File, Object or Unified Architectures?

Published: 28 June 2013

ID: G00250389

Analyst(s): Angelina Troy


IT architects must choose among storage technologies that offer varying levels of performance, security, scalability and simplicity. This often requires choosing among block, file, object and unified storage. This decision point provides a methodology for selecting a storage access method.

Table Of Contents

Decision Point

Decision Context

  • Architectural Context
  • Related Decisions

Evaluation Criteria

  • Requirements
  • Constraints
  • Principles


  • Block Storage
  • File Storage
  • Object Storage
  • Unified Storage

Future Developments

  • SSD Storage Adoption
  • Public Cloud Storage
  • Mobile File Synchronization
  • Windows Server 2012 and SMB 3.0
  • ATA Over Ethernet

Decision Tool

  • Decision Tool Details

Decision Justification

  • Block Storage
  • File Storage
  • Object Storage
  • Unified Storage

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