Front cover IBM Power 720 and 740 Technical Overview and Introduction Features the POWER7 processor providing advanced multi-core technology Reduced power requirements with power-saving functions Describes leading midrange performance An Ding Chen James Cruickshank Carlo Costantini Volker Haug Cesar Diniz Maciel John T Schmidt ibm.com/redbooks Redpaper International Technical Support Organization IBM Power 720 and 740: Technical Overview and Introduction November 2010 REDP-4637-00 Note: Before using this information and the product it supports, read the information in “Notices” on page vii. First Edition (November 2010) This edition applies to the IBM Power 720 (8202-E4B) and Power 740 (8205-E6B) Power Systems servers. This document created or updated on December 3, 2012. © Copyright International Business Machines Corporation 2010. All rights reserved. Note to U.S. Government Users Restricted Rights -- Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. Contents Notices . vii Trademarks . viii Preface . ix The team who wrote this paper . ix Now you can become a published author, too! . xi Comments welcome. xi Stay connected to IBM Redbooks publications . xii Chapter 1. General description . 1 1.1 Systems . 2 1.1.1 The Power 720 server. 3 1.1.2 The Power 740 server. 4 1.2 Operating environment . 5 1.3 Physical package . 6 1.3.1 Tower model . 6 1.3.2 Rack-mount model . 6 1.4 System features . 7 1.4.1 Power 720 system features . 7 1.4.2 Power 740 system features . 8 1.4.3 Minimum features . 9 1.4.4 Power supply features . 9 1.4.5 Processor module features . 9 1.4.6 Memory features . 10 1.5 Disk and media features . 11 1.6 I/O drawers for Power 720 and Power 740 servers . 14 1.6.1 12X I/O Drawer PCIe . 15 1.6.2 PCI-X DDR 12X Expansion Drawer . 15 1.6.3 PCI-X DDR 12X Expansion Drawer . 16 1.6.4 I/O drawers and usable PCI slot . 16 1.6.5 EXP 12S SAS Drawer. 16 1.6.6 EXP 24S SFF Gen2-bay Drawer . 17 1.7 Comparison between models . 17 1.8 Build to Order . 17 1.9 IBM Editions . 18 1.9.1 Express editions for IBM i . 18 1.9.2 Express editions for Power 720 . 19 1.10 IBM i Solution Edition for Power 720 and Power 740 . 20 1.11 Model upgrade . 21 1.11.1 Upgrade considerations . 21 1.11.2 Features . 21 1.12 Hardware Management Console models . 22 1.13 System racks. 25 1.13.1 IBM 7014 Model S25 rack. 26 1.13.2 IBM 7014 Model T00 rack. 26 1.13.3 IBM 7014 Model T42 rack. 27 1.13.4 Feature code 0555 rack . 27 1.13.5 Feature code 0551 rack . 27 1.13.6 Feature code 0553 rack . 27 © Copyright IBM Corp. 2010. All rights reserved. iii 1.13.7 The ac power distribution unit and rack content . 27 1.13.8 Rack-mounting rules . 29 1.13.9 Useful rack additions. 29 1.13.10 OEM rack . 32 Chapter 2. Architecture and technical overview . 35 2.1 The IBM POWER7 processor . 37 2.1.1 POWER7 processor overview. 38 2.1.2 POWER7 processor core . 39 2.1.3 Simultaneous multithreading. 40 2.1.4 Memory access. 41 2.1.5 Flexible POWER7 processor packaging and offerings . 41 2.1.6 On-chip L3 cache innovation and Intelligent Cache . 43 2.1.7 POWER7 processor and Intelligent Energy . 44 2.1.8 Comparison of the POWER7 and POWER6 processors . 44 2.2 POWER7 processor modules . 45 2.2.1 Modules and cards . 45 2.2.2 Power 720 and Power 740 systems . 46 2.3 Memory subsystem . 47 2.3.1 Registered DIMM . 47 2.3.2 Memory placement rules. 47 2.3.3 Memory bandwidth . 50 2.4 Capacity on Demand. 50 2.5 Factory deconfiguration of processor cores . ..