Dell PowerEdge R820 Technical Manual
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Dell PowerEdge R820 Technical Manual

Four-socket, 2u rack server
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See also: Owner's Manual , Installation
PowerEdge R820
Technical Guide
The PowerEdge R820,
a four-socket, 2U rack
server designed for
dense virtualization
and scalable database
applications.

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Summary of Contents for Dell PowerEdge R820

  • Page 1 PowerEdge R820 Technical Guide The PowerEdge R820, a four-socket, 2U rack server designed for dense virtualization and scalable database applications.
  • Page 2 Netcool are registered trademarks of IBM in the United States. Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell disclaims proprietary interest in the marks and names of others.

  • Page 3: Table Of Contents

    Cable management arm..............................35 10 Operating systems and virtualization ........................... 36 Supported operating systems ............................36 Supported virtualization ..............................37 11 Dell OpenManage systems management ........................38 Systems management solutions ........................... 38 OpenManage systems management ........................... 39 Dell server management operations ..........................43 Appendix A.
  • Page 4 Appendix C. System board block diagram ........................54 Tables Table 1. Key technologies ..............................6 Table 2. Comparing the PowerEdge R810 to PowerEdge R820 ................. 7 Table 3. Technical specifications ............................8 Table 4. Chassis features ..............................12 Table 5.

  • Page 5: System Overview

    Maximize your data center’s application capacity by expanding your virtual environment using the PowerEdge R820’s large memory footprint, I/O options, flexible fabric choices and up to 32 cores in a four-processor configuration. Choose an industry-leading hypervisor and take advantage of our system management capability to manage both physical and virtual assets.

  • Page 6: Key Technologies

    Key technologies Table 1 summarizes key technologies used in the Dell PowerEdge R820 rack server. Table 1. Key technologies New technologies Detailed descriptions Intel Xeon processor This new family of Intel processors has embedded PCIe lanes for improved I/O E5-4600 product family performance.

  • Page 7: System Features

    Express Flash PCIe SSDs, internal GPU support and advanced system management. Comparison of PowerEdge systems The PowerEdge R820 is a direct replacement for the R810. Table 2 compares some of the features of the R820 to the R810. For the latest information on supported features, visit Dell.com/PowerEdge.

  • Page 8: Specifications

    Specifications Table 3 summarizes the specifications for each of the PowerEdge R820 features. For the latest information on supported features for the PowerEdge R820, visit Dell.com/PowerEdge. Table 3. Technical specifications Feature PowerEdge R820 technical specification Form factor 2U rack Processors...
  • Page 9 Feature PowerEdge R820 technical specification  OpenManage Essentials  OMSA Agent  OpenManage Power Center (requires iDRAC7 Enterprise with Lifecycle Controller)  Dell OpenManage OpenManage Integrations and Connections: Systems Management ® OpenManage Integration Suite for Microsoft System Center > (Agent-free or with OpenManage Integration for VMware vCenter™...

  • Page 10: Chassis Views And Features

    3 Chassis views and features The Dell PowerEdge R820 is a 2U, 4-socket rack server. For additional system views and features, Dell PowerEdge R820 Owner’s Manual see the on Dell.com/Support/Manuals. Chassis views Figure 1 shows the features on the front of the R820 chassis including sixteen 2.5-inch hard drives, control panel, USB connectors, power button, system identification button, optical drive, information tag, video connector and vFlash media card slot.

  • Page 11: Figure 3. Back View

    The chassis design of the R820 is optimized for easy access to components and for airflow for effective and efficient cooling. The R820 supports up to 48 DIMMs, four processors, hot-plug redundant fans, and many other components and features described in this guide. Figure 4. Internal view PowerEdge R820 Technical Guide...

  • Page 12: Chassis Features

    Dedicated management port for optional iDRAC Ports card Front control panel The R820 control panel is located on the front of the chassis as shown in Figure 5. For more Dell PowerEdge R820 Owner’s Manual information about the LCD control panel, see the Dell.com/Support/Manuals.

  • Page 13: Figure 5. Lcd Control Panel

    Look up your service tag so you can quickly gain access to your specific hardware configuration  info and warranty information Contact Dell directly (by link) to get in touch with technical support and sales teams and provide  feedback to Dell These codes provide an easy way to retrieve the critical support information you need when you need it, making you more efficient and effective in managing your hardware.

  • Page 14: Table 5. Security Features

    Cover latch A tooled latch is integrated in the side cover to secure it to the rack chassis. An optional metal bezel is mounted to the chassis front to provide the Dell ID. A Bezel lock on the bezel is used to protect un-authorized access to hard drives. System status is viewable on the LCD screen when the bezel is installed.

  • Page 15: Processor

    4 Processor The Dell PowerEdge R820 features the Intel Xeon processor E5-4600 product family, which offers an ideal combination of performance, power efficiency and cost. These processors provide high performance no matter what your constraint is — floor space, power or budget — and on workloads that range from the most complicated scientific exploration to crucial web-serving and infrastructure applications.

  • Page 16: Chipset

    6/12 6.4GT/s E5-4603 2.0GHz 10MB 6.4GT/s Dell PowerEdge R820 Owner’s For information on processor installation and configuration, see the Manual on Dell.com/Support/Manuals. Chipset The PowerEdge R820 uses the Intel C602 chipset. For more information, visit Intel.com. PowerEdge R820 Technical Guide...

  • Page 17: Memory

    5 Memory More memory options are available than ever before with the Dell PowerEdge R820 — greater capacities, higher frequencies and more flexibility. The R820 supports up to 1.5TB of memory (48 DIMM slots) and speeds of up to 1600MT/s, providing high performance in a variety of applications.

  • Page 18: Memory Configurations

    BIOS and the operating voltage of the system. Visit the PowerEdge memory page on Dell.com for the latest memory configuration and performance details for the R820 based on the population of the number and type of DIMMs per memory channel.

  • Page 19: Memory Ras Features

    Memory thermal This feature helps to optimize power/performance and can also be used to throttling prevent DIMMs from overheating. Dell PowerEdge R820 For information on memory mirroring and sparing configurations, see the Owner’s Manual on Dell.com/Support/Manuals. PowerEdge R820 Technical Guide...

  • Page 20: Storage

    Express Flash drives use PCIe lanes to connect directly to the processor and chipset and are easily accessible through the hot-plug drive bay. CacheCade uses Dell PERC storage controllers to accelerate performance over hard drives or traditional SSDs.

  • Page 21: External Storage

    PCIe slot space by moving drives from the back to the front of the system and allows a common management process for all drives. The PowerEdge R820 has an option to support up to four 2.5-inch, hot-plug Express Flash drives with capacities of 175GB or 350GB.

  • Page 22: Optical Drive

    Optical drive The R820 supports one slim, internal optical drive on the system board embedded SATA. The R820 supports DVD-ROM and DVD+/-RW. Tape drive The R820 does not support internal tape drives. PowerEdge R820 Technical Guide...

  • Page 23: Networking And Pcie

    7 Networking and PCIe The Dell PowerEdge R820 offers balanced, scalable I/O capabilities, including integrated PCIe 3.0 capable expansion slots. Dell Select Network Adapters, Dell’s network daughter cards, let you choose the right network fabric without using up a valuable PCI slot. Pick the speed, technology, vendor and other options such as switch independent partitioning, which lets you share and manage bandwidth on 10GbE connections.

  • Page 24: Table 12. Supported Select Network Adapter Options And Features

    Only 10GbE ports have switch independent partitioning support. The maximum number of partitions supported is four (two partitions per 10GbE port). 1GbE ports do not support switch independent partitioning. Only 10GbE ports have DCB support. Only 10GbE ports have ISCSI TLV support. PowerEdge R820 Technical Guide...

  • Page 25: Pcie Expansion

    The R820 provides expanded PCIe slot capability over the previous servers. This is made possible by the 40 PCIe lanes available from each processor in the system. Dell designed the R820 to be PCIe 3.0-compliant in order to take full advantage of the processor capabilities.

  • Page 26: Table 14. Supported Nics And Hbas

    Brocade BR1020 2x10Gb SFP+ QLogic QLE2460 4Gb QLogic QLE2462 4Gb QLogic QLE2560 8Gb QLogic QLE2562 8Gb QLogic QLE2660 16Gb FC4/FC8/F16 HBA QLogic QLE2662 16Gb Emulex LPe12000 8Gb Emulex LPe12002 8Gb Brocade BR815 8Gb Brocade BR825 8Gb PowerEdge R820 Technical Guide...

  • Page 27: Table 15. Additional Supported Pcie Expansion Cards

    640GB V1 PCIe SSD Fusion-io PCIe SSD V2 PCIe bridge adapter for front-accessible, hot-plug PCIe bridge Express Flash PCIe SSDs For the latest information on all supported add-in PCIe expansion cards for the R820, visit Dell.com/PowerEdge. PowerEdge R820 Technical Guide...

  • Page 28: Power, Thermal And Acoustics

    Table 16 lists the tools and technologies Dell offers to help you achieve your data center goals by lowering power consumption and increasing energy efficiency.

  • Page 29: Power Supply Units

    Thermal control of fan speed optimizes the thermal settings for your environment to reduce fan consumption and lower system power consumption. Idle power enables Dell servers to run as efficiently when idle as when at full workload. With the thermal design and reliability of Dell products, certain configurations have the capability to operate at excursion-based temperatures beyond the industry standard of 35°C (95°F) up to 45°C...

  • Page 30: Thermal And Acoustics

    Figure 8. 750W power supply unit The PowerEdge R820 supports up to two AC-DC or DC-DC power supplies with 1 + 1 redundancy, auto-sensing and auto-switching capability. Dell PSUs have achieved Platinum and Titanium efficiency levels as shown in Table 17.
  • Page 31 The acoustical design of the PowerEdge R820 reflects the following:  Versatility: The PowerEdge R820 saves you power draw in the data center, but it also is quiet enough for the office environment in typical and minimum configurations. Adherence to Dell’s high sound quality standards: Sound quality is different from sound power ...

  • Page 32: Table 18. Acoustical Performance

    Idle: Reference ISO 7779 (2010) definition 3.1.7; system is running in its operating system but no other specific activity. Stressed processor: An operating mode per ISO 7779 (2010) definition 3.1.6. The software SPECPower at 50% is activated to stress the processors and DIMM. For more information on Dell’s acoustical design, see the Dell Enterprise Acoustics white paper.

  • Page 33: Rack Rails And Cable Management

    9 Rack rails and cable management The sliding and static rail systems for the Dell PowerEdge R820 provide tool-less support for four- post racks with square or unthreaded round mounting holes. Both rail systems also support tooled mounting in four-post threaded racks, and the static rails support tooled mounting in two-post (Telco) racks as well for added versatility.

  • Page 34: Table 19. Supported Rack Types

    (Telco) racks. Table 19 lists the rack types that the R820 supports. The R820 is not compatible with any other Dell rails or CMAs including previous generation rails.

  • Page 35: Cable Management Arm

    Use of hook-and-loop straps rather than plastic tie wraps to eliminate the risk of cable damage during cycling Low-profile fixed tray to both support and retain the CMA in its fully closed position  Ability to mount the CMA and tray without the use of tools, due to snap-in designs  PowerEdge R820 Technical Guide...

  • Page 36: Operating Systems And Virtualization

    10 Operating systems and virtualization The Dell PowerEdge R820 supports a wide range of industry-standard operating systems and virtualization software. Supported operating systems Table 20 lists the primary operating systems supported on the R820. For the latest information on supported operating systems, see Dell.com/OSsupport.

  • Page 37: Supported Virtualization

    Data center Supported virtualization One of the key features for virtualization on the PowerEdge R820 is the support for a fail-safe hypervisor. By running a hypervisor on an optional SD card and installing a backup copy on the other mirrored SD card, you can protect against hardware failure and maximize virtualization uptime.

  • Page 38: Dell Openmanage Systems Management

    Systems management solutions Dell systems management solutions include a wide variety of tools, products, and services that enable you to leverage an existing systems management framework. As shown in Figure 11, Dell systems management solutions are centered around OpenManage server management, featuring iDRAC with Lifecycle Controller.

  • Page 39: Openmanage Systems Management

    Dell PowerEdge servers. iDRAC7 with Lifecycle Controller The Integrated Dell Remote Access Controller 7 (iDRAC7) with Lifecycle Controller is the heart of Dell’s second generation of Dell PowerEdge server embedded management functionality. In addition to enabling agent-free management, iDRAC7 with Lifecycle Controller provides remote access to the system —...

  • Page 40: Table 24. Feature Comparison For Idrac7 Express And Enterprise

    Enterprise is available for the PowerEdge R820, and Dell also offers an option of iDRAC7 Express. A detailed feature comparison for iDRAC7 Enterprise and iDRAC7 Express is shown in Table 24.
  • Page 41 Dell provides OpenManage Server Administrator. OpenManage Server Administrator The Dell OpenManage Server Administrator (OMSA) agent gives you a comprehensive, one-to-one systems management solution for both local and remote servers and their storage. OMSA can help simplify single-server monitoring with a secure command-line interface (CLI) or Web-based management graphical user interface (GUI).
  • Page 42  Dell Update Packages: The Dell Update Packages (DUP) is a self-contained executable in a standard package format that updates a software element on a Dell server such as the BIOS, a driver, firmware and other software updates. ...

  • Page 43: Dell Server Management Operations

    Dell menu accessed through the VMware vCenter console using the same role-based access control model as vCenter, combining physical server management. BMC Software: Dell and BMC Software work together to simplify IT by ensuring tight integration  between Dell server, storage, and network management functionality and the BMC Software process and data center automation products.

  • Page 44: Table 25. One-To-One And One-To-Many Operations

    Microsoft System Center  Lifecycle Controller Remote Configuration Manager  Repository Manager Services  Dell Lifecycle Controller  Integration (DLCI) for Microsoft  System Center Configuration Update  SBUU Manager  OpenManage Integration for VMware vCenter PowerEdge R820 Technical Guide...
  • Page 45 Virtual Machine Manager (SCVMM) Maintain Replace parts:  Dell Lifecycle Controller Integration (DLCI) for Microsoft System Center Configuration Manager Dell For additional detailed information on Dell’s systems management portfolio, see the OpenManage Systems Management Overview Guide on Dell.com/Support/Manuals. PowerEdge R820 Technical Guide...
  • Page 46 PowerEdge R820 Technical Guide...

  • Page 47: Appendix A. Additional Specifications

    Chassis weight The R820 chassis at maximum configuration is 29.5 kg (65 lb). Video specifications The Dell PowerEdge R820 iDRAC incorporates an integrated video subsystem. The graphics ® controller is the 2D Matrox G200. The video frame buffer (16MB) is contained within the iDRAC RAM (256MB) device.

  • Page 48: Environmental Specifications

    PCIe slot 1 and slot 2 cannot be populated  Not supported: LRDIMM Temperature Operating See Fresh Air for temperature information Storage –40 C to 65 C (-40 F to 149 F) with a maximum temperature gradation of 20 C per hour PowerEdge R820 Technical Guide...

  • Page 49: Power Supply Specifications

    –15.2m to 12,000m (–50 ft to 39,370 ft) Airborne contaminant level Class G1 or lower as defined by ISA-S71.04-1985 Power supply specifications Table 28 lists power supply specifications for the PowerEdge R820. Table 28. Power supply specifications 750W AC 750W AC...

  • Page 50: Rack Rail Specifications

    CMA brackets removed (if applicable) as measured from the front mounting flanges of the rack. USB peripherals USB peripherals are supported through the front and back USB ports on the R820. These ports are USB 2.0 compliant. PowerEdge R820 Technical Guide...

  • Page 51: Appendix B. Standards Compliance

    Appendix B. Standards compliance The Dell PowerEdge R820 conforms to the industry standards listed in Table 30. Table 30. Industry standard documents Standard URL for information and specifications ACPI Advance Configuration and Power acpi.info Interface Specification, v2.0c Ethernet standards.ieee.org/getieee802/802.3.html IEEE 802.3-2005 microsoft.com/whdc/system/platform/pcdesign/desguide/serverdg.msp...

  • Page 52: Table 31. Additional Resources

    7 Additional resources Table 31 provides a list of documents and websites that provide for more information on the Dell PowerEdge R820. Table 31. Additional resources Resource Description of contents Location This manual, available PDF format, provides the following PowerEdge R820 Dell.com/Support/Manuals...
  • Page 53 Volatility Contct your Dell sales representative Dell.com information Dell Enterprise White paper that explores the mechanisms of, people’s dell.com/downloads/global/ Acoustics reaction to, language of, and Dell’s work to control noise products/pedge/en/acoustic from Enterprise products. al-education-dell- enterprise-white-paper.pdf PowerEdge R820 Technical Guide...

  • Page 54: Appendix C. System Board Block Diagram

    J_BP_ System SIG1 SIG2 Power Power Power Power Power Power Connectors Signal Signal Conn. Conn. Conn1. Conn2. Conn. Conn) Conn) QPI1 QPI0 QPI0 QPI1 Power Power CPU4 CPU3 Supply 1 Supply 2 (750W/1100W ) (750W/1100W ) PowerEdge R820 Technical Guide...

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