Smarter Computing for a Smarter Planet

IBM zEnterprise EC12

Efficiency at scale. Operational analytics.
Ultimate security.

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On a Smarter Planet, information-centric processes are exploding in growth. To handle vast volumes of data, you need a fast, secure, and available IT infrastructure that will help you:

  IBM zEnterprise® EC12:
The secure cloud for data, enabling enterprises to improve service to their customers
The mainframe has always been the IT industry's leading platform for transaction processing; consolidated, secure data serving; and support for enterprise-wide applications. With the zEnterprise EC12 (zEC12), IBM extends the mainframe platform to help large enterprises reshape their customer experiences through information-centric computing.

July 23rd: zEnterprise gets even better!

Innovate. Differentiate. Deliver new value. And do it all for less.

zEnterprise benefits (00:04:22)

Learn more about the value IBM zEnterprise EC12 offers your business

The announcement of the IBM zEnterprise EC12 and related offerings is designed to help you meet the demands of information-centric IT with three key capabilities: efficiency at scale, operational analytics and ultimate security.

Efficiency at scale

With 50 percent more total capacity than its predecessor, you can consolidate thousands of distributed systems onto a single zEnterprise EC12 and dramatically improve cloud performance.

Benefits: reduce floor space, energy and software costs and increase the efficiency of IT staff.

Operational analytics

IBM DB2 Analytics Accelerator (IDAA) running analytics on a System z platform offers up to 2000x faster query response times. Using integrated analytics and the new, advanced self-learning capabilities of IBM zAware, you can easily detect anomalies to prevent outages.

Benefits: Get real-time insights and make fact-based decisions to predict outcomes and reduce risks. Ensure continuous availability and higher service levels by reducing problem determination time and costly outages.

Ultimate security

With high-speed cryptography integrated on tamper resistant hardware, you can protect critical data and conduct business with the highest level of integrity and trust.

Benefits: Protect sensitive data at rest or in flight and reduce the risk of breaches, a critical capability in the age of internet and mobile transactions.


Infrastructure matters. Businesses turn to the IBM mainframe for unmatched security, operational efficiency, speed, seamless scale, and lower cost per transaction. The IBM z System, the world’s premier data and transaction engine, is enabled for mobile, integrates transactions and analytics, and delivers efficient and trusted clouds.

Operating Systems

IBM z Systems supports multiple operation systems:


IBM z Systems combine leading-edge innovation and unparalleled capabilities to power cloud, business analytics, mobile applications, and the most important workloads.

  • New IBM Software for zEC12

    Explore over 30 new and enhanced zEnterprise software products

  • System z enterprise solutions

    Meet your IT challenges with workload-based offerings and industry solutions.

zEC12 analyst papers

Clabby Analytics: "The IBM zEnterprise EC12: A Technology/Strategy Review" (PDF, 403KB)

Industry analyst Joe Clabby looks at the new IBM zEnterprise EC12 from the perspectives of technology, strategy and pricing.

ITIC: IBM zEnterprise EC12 Servers Deliver Near-Flawless Reliability, Security (PDF, 251KB)

ITIC reports that the zEC12 provides clients with the processing power, performance and near-flawless reliability and security necessary for the most demanding workloads.

Additional analyst papers

Events and webcasts

In the news

ISVs testimonials on zBC12

  • Redbooks.


    Announcing new Redbooks for the IBM zEnterprise EC12

More zEC12 analyst papers

IBM Introduces zEnterprise EC12: New Platform for OLTP, Database, Analytics, and BI (PDF, 195KB)
This report by IDC analyst Jean Bozman discusses new capabilities introduced with the IBM zEnterprise EC12, the importance of Linux, and IBM's commitment to bringing new clients and new workloads to System z.

IBM’s Mainframe: Still Going Strong After All These Years (PDF,282KB)
This report by Mesabi Group analyst David Hill discusses the continuing relevance of IBM zEnterprise and the value of the IBM DB2 Analytics Accelerator for z/OS.

IDC: "IBM zAware uses Predictive Analytics and Big Data technology to manage z/OS Workloads" (PDF, 124KB)
This report by IDC discusses IBM zAware, a key feature of the zEnterprise EC12 that analyzes internal system messages to identify unusual system behavior.

Independent Assessment: zEnterprise BladeCenter Extension (zBX): the Case for Adopting Hybrid Computing (PDF, 517KB)
This paper by Independent Assessment analyst Alan Radding describes the process and benefits of hybrid computing with IBM zEnterprise and zEnterprise BladeCenter Extension (zBX).

MacFarland Consulting: "What the IBM zEnterprise EC12 Brings to Business Operations" (PDF, 594KB)
This MacFarland Consulting report examines how the new capabilities of the zEC12 support large enterprise business operations.

Ptak, Noel & Associates, "IBM’s Latest Mainframe, Another Winner" (PDF, 221KB)
This report on the zEnterprise EC12 by IT analyst firm Ptak, Noel & Associates asserts that IBM’s latest System z model clearly demonstrates the mainframe is very much alive and kicking.

Pund-IT Research: "IBM’s zEC12 as a Foundation for Smart, Enterprise-Class Computing" (PDF, 283KB)
This Pund-IT research paper looks into zEC12's advances in performance, scalability, security, cloud and hybrid computing that make an ideal platform for enterprise computing.

Robert Frances Group: zEnterprise Update (PDF, 210KB)
This report by Robert Frances Group asserts that the new zEC12 is another proof point that IBM mainframes are highly viable offerings, capable of meeting the critical business needs of both today and tomorrow.

The Clipper Group: "The zEnterprise Hybrid Model — Where Goest Thou?" (PDF, 840KB)
This paper by Clipper Group looks at how the zEnterprise EC12 extends zEnterprise's hybrid capabilities.

The Clipper Group: The IBM zEnterprise EC12 — Bigger, Better, Faster (PDF, 1MB)
The Clipper Group looks at how the IBM zEC12 brings new capabilities for new workloads and continues the evolution of the zEnterprise hybrid computing system.