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xREF: System x Reference

Reference Information (withdrawn product)

11 Sep 2017
Form Number
PDF size
217 pages, 97 KB


Lenovo System x® and BladeCenter® servers and Lenovo Flex System™ compute nodes help to deliver a dynamic infrastructure that provides leadership quality and service that you can trust.

This document (simply known as xREF) is a quick reference guide to the specifications of the currently available models of each System x, NeXtScale, Flex System and BladeCenter server. Each page can be used in a stand-alone format and provides a dense and comprehensive summary of the features of that particular server model. Links to the related Product Guide are also provided for more information.

An easy-to-remember link you can use to share this guide:

Looking for ThinkSystem and ThinkServer? The new ThinkSystem portfolio as well as ThinkServer are both covered in our sister publication, PSREF, available from

Also available is xREF for Products Withdrawn Prior to 2012, a document that contains xREF sheets of System x, BladeCenter, and xSeries servers, and IntelliStation workstations that were withdrawn from marketing prior to 2012.

Table of Contents

  1. System x
  2. NeXtScale System
  3. Flex System
  4. Partially withdrawn systems
  5. Fully withdrawn systems

Change History

Changes in 11 September 2017 update

  • x3750 M4 (8753) with E5 v2 processors now withdrawn from marketing
  • x3100 M5 (5457) with E3 v5 processors now withdrawn from marketing
  • x440 with E5 v2 processors now withdrawn from marketing