IBM Power 770 and 780 (9117-MMD, 9179-MHD) Technical Overview and Introduction
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Front cover IBM Power 770 and 780 Technical Overview and Introduction Features the 9117-MMD and 9179-MHD based on the latest POWER7+ processor technology Describes support of up to 20 LPARS per processor core Discusses new I/O cards and drawers An Ding Chen Dave Freeman Breno Henrique Leitão ibm.com/redbooks Redpaper International Technical Support Organization IBM Power 770 and 780 (9117-MMD, 9179-MHD) Technical Overview and Introduction February 2013 REDP-4924-00 Note: Before using this information and the product it supports, read the information in “Notices” on page vii. First Edition (February 2013) This edition applies to the IBM Power 770 (9117-MMD) and Power 780 (9179-MHD) Power Systems servers.. © Copyright International Business Machines Corporation 2013. 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 . .x Now you can become a published author, too! . .x Comments welcome. xi Stay connected to IBM Redbooks . xi Chapter 1. General description . 1 1.1 Systems overview . 2 1.1.1 IBM Power 770 server . 2 1.1.2 IBM Power 780 server . 3 1.2 Operating environment . 4 1.3 Physical package . 5 1.4 System features . 6 1.4.1 Power 770 system features . 6 1.4.2 Power 780 system features . 7 1.4.3 Minimum features . 9 1.4.4 Power supply features . 11 1.4.5 Processor card features . 11 1.4.6 Summary of processor features . 13 1.4.7 Memory features . 18 1.5 Disk and media features . 20 1.6 I/O drawers . 23 1.6.1 PCI-DDR 12X Expansion Drawers (FC 5796) . 23 1.6.2 12X I/O Drawer PCIe (FC 5802 and FC 5877) . 23 1.6.3 EXP12S SAS Drawer . 24 1.6.4 EXP 24S SFF Gen2-bay Drawer . 24 1.6.5 EXP30 Ultra SSD I/O Drawer . 24 1.6.6 I/O drawers and usable PCI slot . 24 1.7 Comparison between models . 25 1.8 Build to order. 26 1.9 IBM editions . 26 1.10 Model upgrades . 26 1.10.1 Power 770. 26 1.10.2 Power 780. 27 1.11 Management consoles . 28 1.11.1 HMC models . 28 1.11.2 IBM SDMC . 29 1.12 System racks. 30 1.12.1 IBM 7014 model T00 rack. 30 1.12.2 IBM 7014 model T42 rack. 31 1.12.3 IBM 7014 model S25 rack. 31 1.12.4 IBM 7953 model 94Y rack. 31 1.12.5 Feature code 0555 rack . 32 1.12.6 Feature code 0551 rack . 32 1.12.7 Feature code 0553 rack . 32 1.12.8 The AC power distribution unit and rack content . 32 © Copyright IBM Corp. 2013. All rights reserved. iii 1.12.9 Rack-mounting rules . 34 1.12.10 Useful rack additions. 35 Chapter 2. Architecture and technical overview . 39 2.1 The IBM POWER7+ processor . 41 2.1.1 POWER7+ processor overview . 42 2.1.2 POWER7+ processor core . 43 2.1.3 Simultaneous multithreading. 44 2.1.4 Memory access. 45 2.1.5 On-chip L3 cache innovation and Intelligent Cache . 45 2.1.6 POWER7+ processor and Intelligent Energy . 47 2.1.7 Comparison of the POWER7+ and POWER6 processors . 47 2.2 POWER7+ processor card . 48 2.2.1 Overview . 48 2.2.2 Processor interconnects . 49 2.3 Memory subsystem . 49 2.3.1 Fully buffered DIMM . 49 2.3.2 Memory placement rules. 49 2.3.3 Memory activation. 54 2.3.4 Memory throughput. 55 2.3.5 Active Memory Mirroring . 55 2.3.6 Special Uncorrectable Error handling . 57 2.4 Capacity on Demand. ..