Gartner Research

Forecast Analysis: External Controller-Based Disk Storage, Worldwide, 3Q13 Update

Published: 31 October 2013

ID: G00247214

Analyst(s): Jimmie Chang, Roger W. Cox


Although external controller-based disk storage system vendors are facing stiff headwinds, user demand still supports a 6% compound annual growth rate in revenue during the 2013 through 2017 forecast period.

Table Of Contents


  • Total ECB Disk Storage Revenue: 3Q13 Update Versus 2Q13 Update
  • Block-Access ECB Market in More Detail
  • ECB Network-Attached Storage Market in More Detail
  • ECB Special-Purpose Disk Archiving Storage System Market in More Detail


  • HDD Supply and Pricing
  • State of the Regional Economies
  • Server and Client Virtualization Deployments
  • ECB Disk Storage Refresh Cycles
  • Technology Advancements Support Cost-Effective Growth
  • File-Access Storage Outpaces Block-Access ECB Disk Storage
  • Rational Vendor Pricing Strategies
  • Impact of Public Compute Cloud Deployments

Market Model

  • ECB Disk Storage Revenue Forecast
  • Forecast Components
    • ECB Disk Storage Capacity Shipment Forecast
    • Unit Shipments
    • ASP
  • Influencing Factors
    • Average Terabytes per Unit
    • Dollars/Terabyte per Unit
    • HDD Forecast
    • SSD Forecast
    • Total Drive Shipment Forecast
    • New Technologies
    • New Applications
    • Architecture Migration
    • Demand-Side Data
    • Supply-Side Data
    • IT Spending Budget
    • Major Currency Fluctuations
    • Server Forecast
  • Connections
    • Macroeconomics > GDP Forecast > IT Spending Budget > Demand-Side Data
    • New Technology > Architecture Migration > New Applications > Raw Terabyte Shipments
    • Supply-Side Data > Cost Decline Trends > Dollars/Terabyte per Unit > ASP
    • SSD Forecast > HDD Forecast > Average Terabytes per Drive
    • Drives per Unit > Dollars/Terabyte per Unit > Average Terabytes per Unit
    • Unit Shipments > ECB Disk Storage Capacity Shipment Forecast > ECB Disk Storage Revenue Forecast
    • ASP > ECB Disk Storage Revenue Forecast

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