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PowerEdge R940

Latest 4-socket, 3U monolithic rack server 

designed for complex workloads using 

highly scalable memory and network op-

tions.

The following documentation is designed as both an instructional aid and
online reference material for the Dell EMC PowerEdge R940 rack

server. The material introduces new technologies and features specific to

the PowerEdge R940 in an effort to better prepare technicians to provide
outstanding support to our customers.

TEChniCaL GUiDE

Summary of Contents for EMC PowerEdge R940

Page 1: ...ns The following documentation is designed as both an instructional aid and online reference material for the Dell EMC PowerEdge R940 rack server The material introduces new technologies and features specific to the PowerEdge R940 in an effort to better prepare technicians to provide outstanding support to our customers Technical GUIDE ...

Page 2: ... to hardware or loss of data and tells you how to avoid the problem WARNING A WARNING indicates a potential for property damage personal injury or death Copyright 2017 Dell Inc or its subsidiaries All rights reserved Dell EMC and other trademarks are trademarks of Dell Inc or its subsidiaries Other trademarks may be trademarks of their respective owners 2017 06 Rev A00 ...

Page 3: ...e Locator QRL 12 Security features 13 4 Processor 14 Processor Features 14 Supported Processors 14 Processor installation 15 Chipset 15 5 Supported Memory 17 Memory speed 17 Memory configurations and population rules 17 Memory RAS features 18 6 Storage 19 Supported hard drives 19 RAID Controllers 19 Internal persistent storage 20 Lifecycle Controller 3 0 20 IDSDM vflash module 20 Boot Optimized St...

Page 4: ...ree management 37 Agent based management 37 OpenManage consoles 37 OpenManage systems management tools utilities and protocols 38 Integration with third party consoles 38 OpenManage connections with third party consoles 38 Server management operations 39 12 Appendix A Additional specifications 41 Chassis dimensions 41 Environmental specifications 41 Particulate and gaseous contamination specificat...

Page 5: ...servers 49 ProSupport Enterprise Suite 49 ProSupport 49 ProSupport Flex for Data Center 50 Additional professional services 50 Dell Education Services 50 Dell Global Infrastructure Consulting Services 50 Dell managed services 51 Contents 5 ...

Page 6: ...t allowed Intel C620 Chipset Intel Platform Controller Hub PCH with Intel Node Manager 4 0 ME 2666 MT s DDR4 Memory Select SKUs of the Intel Xeon Skylake Scalable family processors support 2666 MT s memory The R940 supports two DIMMs per channel max at 2666 MT s with these processors See the Memory section for additional speed population details 6x DDR4 Channels per socket 2 DIMMs per channel 2DPC...

Page 7: ...Technology Detailed Description variety of Mobile OS s with higher data throughput the Quick Sync 2 0 version replaces NFC technology System overview 7 ...

Page 8: ...D S140 Hardware RAID M 2 SATA adapter BOSS Drives 2 5 in 12 GB SAS and 6 GB SATA 8 hard drives on passive backplane 24 hard drives on active backplane with up to 12 PCIe NVMe hard drive capable universal slots Maximum internal storage Up to 122 TBs using 12x2 5 in 3 84 TB SAS SATA SSD NVMe 12x2 5 in 6 4 TB NVMe PCIe SSD s Embedded NIC Flexible Rack Network Daughter Cards rNDC PCIe Gen 3 x8 Power s...

Page 9: ...rating systems RedHat Enterprise Linux 6 9 Server x86_64 RedHat Enterprise Linux 7 3 Server x86_64 Novell SuSE Linux Enterprise Server 11 with PLDP SP4x86_64 Novell SuSE Linux Enterprise Server 12 SP2 x86_64 MS Windows Server 2016 MS Windows Server 2012 R2 For more information on the specific versions and additions visit Dell com OSsupport System features 9 ...

Page 10: ...th and system identifier 3 iDRAC Quick Sync 2 wireless indicator 4 Hard drives 5 USB management port 6 Power button 7 Video connector 8 USB management port iDRAC Direct 9 Information tag For more information on the HDD numbering see the Dell PowerEdge R940 Hardware Owner s Manual on www dell com support Back view features The following components are located on the back of the PowerEdge R940 3 10 ...

Page 11: ...rt 9 USB port 10 System identification button 11 Status indicator cable port 2 5 in x8 hard drive passive backplane This passive backplane allows 8x2 5 in SAS SATA hard drives to be connected to the backplane As a passive backplane it does not support the flexible assignment of hard drives to nodes Each node in the chassis gets equal number of total available hard drives Figure 3 Hard drive backpl...

Page 12: ...nnector J_PCIE_B0 6 PCIe connector J_PCIE_A0 7 PCIe connector J_BP_PWR_A 8 Signal connector J_BP_SIG 9 PCIe connector J_BP_PWR_B Control panels LCD and LED For more information about the PowerEdge R940 control panels see the PowerEdge R940 s Owner s Manual at Dell com Support Manuals Quick Resource Locator QRL The Embedded Service Tag EST this generation will contain the Service Tag number and the...

Page 13: ...re 6 Chassis QRL label Security features The latest generation of PowerEdge servers has the features listed in the table to help ensure the security of your data center Table 3 Security features Security feature Description Cover latch A tooled latch is integrated in the top cover to secure it to the rack chassis TPM The Trusted Platform Module TPM is used to generate store keys protect authentica...

Page 14: ... Extensions 512 Intel AVX 512 with a single AVX512 fused multiply add FMA execution units SKUs which support Advanced RAS enable a 2nd FMA execution unit Supported Processors Table 4 Supported processor levels and features Processor levels Features 81xx Platinum 2S 2UPI 2S 3UPI 4S 2UPI 4S 3UPI and 8S 3UPI capability 6 ch DDR4 2666 3 UPI links 10 4GT s Intel Turbo Boost Intel Hyper Threading Intel ...

Page 15: ...t Revision 4 0a PCI Express Base Specification Revision 3 0 Integrated Serial ATA host controller supports data transfer rates of up to 6 Gb s on all ports xHCI USB controller with SuperSpeed USB 3 0 ports Direct Media Interface Enhanced Serial Peripheral Interface Flexible I O Allows some high speed I O signals to be configured as PCIe root ports PCIe uplink for use with certain PCH SKUs SATA and...

Page 16: ... JTAG Boundary Scan support Intel QuickAssist Technology Intel Trace Hub for debug 16 Processor ...

Page 17: ...d population rules The R940 supports flexible memory configurations ranging from 8 GB minimum to 128 GB maximum The R940 supports up to 12 DIMMs per processor or 24 DIMMs in a dual processor and 48 DIMMs in a quad processor configuration Each R940 has 6 memory channels per processor with each channel supporting up to 2 DIMMs The R940 server support flexible memory configuration according to the fo...

Page 18: ...on that protects against any single memory chip failure as well as multi bit errors from any portion of a single memory chip Failed DIMM isolation This feature provides the ability to identify a specific failing DIMM channel pair thereby enabling the user to replace only the failed DIMM pair Memory mirroring Memory mirroring is a method of keeping a duplicate secondary or mirrored copy of the cont...

Page 19: ... 1200GB 1600GB 1920GB 3200GB 3840GB 7680GB 960GB SED FIPS 1920GB SED FIPS 2 5 inch SATA 6 GB 7 2 K 1TB 2TB 2 5 inch SAS 12 GB 7 2 K 1TB 2TB 2TB SED FIPS 2 5 inch SAS SSD 12 GB N A 400GB 480GB 800GB 960GB 1600GB 1920GB 3200GB 3840GB 7680GB 15360GB 1600GB SED FIPS 1920GB SED FIPS 3200GB SED FIPS 3840GB SED FIPS 2 5 inch SAS 12 GB 10 K 600GB 1 2TB 1 8TB 2 4TB 1 2TB SED FIPS 2 4TB SED FIPS 2 5 inch SA...

Page 20: ... Controller integration for configuration manager IDSDM vflash module This module contains the Internal Dual SD Module IDSDM and vflash card that are combined into a single card module There are two SKUs available vflash vflash IDSDM The IDSDM with vflash module has a dedicated slot at the back of the system chassis This is a Dell proprietary PCIe x1 slot that uses a USB 3 0 interface to host In t...

Page 21: ...pports connection to 12Gb MD series JBODs Optical drives The R940 does not support internal optical drives However external USB optical drives will be supported Tape drives The R940 does not support internal tape drives However external tape backup devices will be supported Below is a list of supported external tape drives External RD1000 USB External LTO 5 LTO 6 and LTO 7 6 Gb SAS tape drives 114...

Page 22: ...pping Table 12 PCIe slot mapping Physical location Slot number Form factor Controlling CPU Slot electrical bandwidth Physical connector Power Length Baseboard 1 Full height CPU1 PCIe GEN3 x8 x16 connector 25 W half length Baseboard 2 Full height CPU1 PCIe GEN3 x16 x16 connector 75 W half length Baseboard 3 Full height CPU1 PCIe GEN3 x16 x16 connector 75 W half length Baseboard 4 Full height CPU2 P...

Page 23: ...for 4 socket configuration 11 Full height CPU4 PCIe GEN3 x16 x16 connector 75 W 10 5 3 4 length Riser 2 on PEM for 4 socket configuration 12 Full height CPU4 PCIe GEN3 x16 x16 connector 25 W half length Riser 2 on PEM for 4 socket configuration 13 Full height CPU4 PCIe GEN3 x16 x16 connector 25 W half length Networking and PCIe 23 ...

Page 24: ... you determine exactly how much power your server will use at a given workload and the PSU Advisor can help you choose the best most efficient PSU for your workload Learn more at Dell com calc Energy Smart Data Center Assessment is a Dell Services offering that uses infrastructure and thermal analysis to help maximize system efficiency Learn more at Dell com EnergySmart Industry compliance Dell s ...

Page 25: ...load Fresh Air cooling FAC is supported with certain configuration limitations With the thermal design and reliability of Dell products you can have the capability to operate at excursion based temperatures beyond the industry standard of 35 C 95 F without impacting your availability model This solution takes into account servers networking storage and other infrastructure Rack infrastructure Dell...

Page 26: ...r expectations from the system in this generation of servers we have introduced limited user configurable settings residing in the iDRAC9 BIOS setup screen For more information see the PowerEdge R940 Owner s Manual on Dell support Cooling redundancy The R940 allow N 1 fan redundancy allowing continuous operation with one fan failure in the system Acoustical design The acoustical design of the Powe...

Page 27: ...e controller based SSD drives Drives such as Express flash drives and Fusion IO cards require greater airflow for cooling and result in significantly higher noise levels Systems with an H330 PERC This configuration may be quieter than those with an H730P PERC with battery backup However higher noise levels result when a system is configured as non RAID Hot spare feature of power supply unit In the...

Page 28: ...co racks Table 15 Sliding rail Product Rail identifier Rail type Mounting interface Rail adjustability range mm Min rail mounting depth mm Square Round Threaded min max min max min max Without CMA or SRB With CMA With SRB R940 B12 Sliding ReadyRails II 600 894 586 887 600 909 773 926 877 NOTE Screws are not included in either kit due to the fact that threaded racks are offered with a variety of th...

Page 29: ...ds Controls stresses on connectors Utilizes hook and loop straps rather than plastic tie wraps to make securing cables quick and eliminates the risk of cable damage Cables can be segregated into discrete purpose specific bundles Attaches to the rails without the use of tools via simple and intuitive latching design The CMA can be mounted to either side of the sliding rails without the use of tools...

Page 30: ... standoffs are visible before adjusting or releasing your grip on the back end of the system Use your free hand to hold the rail against the side of the chassis if needed as the system is rotated downward into the remaining J slots 2 Locate the rear rail standoff on each side of the system and lower them into the rear J slots of the slide assembly 3 Rotate the system downward until all the rail st...

Page 31: ...prise Server 11 with PLDP SP4 x86_64 YN80M Novell SuSE Linux Enterprise Server 12 SP2 x86_64 CM3M5 MS Windows Server 2016 XW2CG MS Windows Server 2012 R2 Y1V44 Ubuntu LTS 14 04 N A Supported virtualization Table 17 Virtualization support Operating system Release Install version VMware vSphere 2016 U1 N version ESXi VMware vSphere v6 0 U3 N 1 version ESXi Citrix Xen Server 7 1 x N A 10 Supported op...

Page 32: ...nes for varied number of drives The microcontroller is responsible for acting as an interface or gateway between the host system i e server management software and the peripheral devices These peripheral devices which may or may not be Intelligent Platform Management Interface IPMI compliant consist of the power supplies the storage backplane integrated storage controllers control panel with semi ...

Page 33: ... Yes Yes Yes Yes DHCP with Zero Touch No No No No No No No Yes Dynamic DNS Yes Yes Yes Yes Yes Yes Yes Yes OS pass through Yes Yes Yes Yes Yes Yes Yes Yes iDRAC Direct Front panel USB Yes Yes Yes Yes Yes Yes Yes Yes Connection View No Yes No Yes No Yes No Yes NFS v4 No Yes No Yes No Yes No Yes SMB3 0 with NTLM v1 and NTLM v2 No Yes No Yes No Yes No Yes Security Role based authority Yes Yes Yes Yes...

Page 34: ...Yes Yes Virtual Console No No No No Yes Yes Yes Yes HTML5 access to virtual console No No No No Yes Yes Yes Yes VNC connection to OS No No No No No No Yes Yes Quality bandwidth control No No No No No No Yes Yes Virtual Console collaboration 6 users No No No No No No Yes Yes Virtual Console chat No No No No No No Yes Yes Virtual Flash partitions No No No No No No Yes Yes Group manager No No No No N...

Page 35: ... Yes Yes Yes Yes HD monitoring enclosure Yes Yes Yes Yes Yes Yes Yes Yes Out of Band Performance Monitoring No No No No No No Yes Yes Alerts for excessive SSD wear No Yes No Yes No Yes No Yes Customizable settings for Exhaust Temperature No Yes No Yes No Yes No Yes Update Remote agent free update Yes Yes Yes Yes Yes Yes Yes Yes Embedded update tools Yes Yes Yes Yes Yes Yes Yes Yes Sync with reposi...

Page 36: ...ystem configuration Yes Yes Yes Yes Yes Yes Yes Yes Easy Restore Auto Timeout No Yes No Yes No Yes No Yes LED health status indicator No No No No No No No No LCD screen iDRAC9 requires optional bezel Yes Yes Yes Yes N A N A Yes Yes Quick Sync require NFC bezel Yes No Yes No N A No Yes No Quick Sync 2 0 requires BLE WiFi hardware No Yes No Yes No N A No Yes iDRAC Direct front USB mgmt port Yes Yes ...

Page 37: ...ed remotely as a management interface typically referred to as a one to one interface For customers that continue to use agent based solutions Dell provides OpenManage Server Administrator OpenManage consoles The central console in a systems management solution is often referred to as the one to many console The central console provides a rapid view and insight into the overall health of all syste...

Page 38: ... based protocol for exchanging system management information Dell s implementation provides remote management capabilities through a secure and standards based Web Services Management WS MAN interface to PowerEdge servers and blade server node chassis Integration with third party consoles OpenManage provides integration with several leading third party consoles including OpenManage Integration Sui...

Page 39: ...y operations Operation One to one One to many Deploy Lifecycle Controller GUI DTK OpenManage Integration for VMware vCenter OpenManage Integration for BMC BladeLogic OpenManage Integration for Microsoft System Center Configuration Manager Update iDRAC9 with Lifecycle Controller Repository Manager DUP SUU OpenManage Integration for VMware vCenter OpenManage Essentials OpenManage Integration for Mic...

Page 40: ...Server Pro Management Pack and Lifecycle Controller Integration DLCI For additional detailed information on Dell s systems management portfolio visit Dell com OpenManage 40 OpenManage systems management ...

Page 41: ...tal specifications NOTE For additional information about environmental measurements for specific system configurations see Dell com environmental_datasheets Table 20 Temperature specifications Temperature Specifications Storage 40 C to 65 C 40 F to 149 F Continuous operation for altitude less than 950 m or 3117 ft 10 C to 35 C 50 F to 95 F with no direct sunlight on the equipment Maximum temperatu...

Page 42: ...itude specifications Maximum altitude Specifications Operating 3048 m 10 000 ft Storage 12 000 m 39 370 ft Table 25 Operating temperature de rating specifications Operating temperature de rating Specifications Up to 35 C 95 F Maximum temperature is reduced by 1 C 300 m 1 F 547 ft above 950 m 3 117 ft 35 C to 40 C 95 F to 104 F Maximum temperature is reduced by 1 C 175 m 1 F 319 ft above 950 m 3 11...

Page 43: ...ree of corrosive dust Residual dust present in the air must have a deliquescent point less than 60 relative humidity NOTE This condition applies to data center and non data center environments Table 27 Gaseous contamination specifications Gaseous contamination Specifications Copper coupon corrosion rate 300 Å month per Class G1 as defined by ANSI ISA71 04 1985 Silver coupon corrosion rate 200 Å mo...

Page 44: ...rature by 1 C per 125 m above 950 m 1 F per 228 ft NOTE When operating in the expanded temperature range system performance may be impacted NOTE When operating in the expanded temperature range ambient temperature warnings maybe reported on the LCD panel and in the System Event Log Video specifications Table 30 R940 video specifications Resolution Refresh rate Horizontal frequency Pixel clock 1024...

Page 45: ...USB peripherals USB peripherals are supported through the front and back USB ports on the R940 The front ports back and internal ports are USB 3 0 compliant Appendix A Additional specifications 45 ...

Page 46: ...fication jedec org standards documents docs jesd79 4 pdf PCI Express PCI Express Base Specification Rev 2 0 and 3 0 pcisig com specifications pciexpress PMBus Power System Management Protocol Specification v1 2 pmbus info specs html SAS Serial Attached SCSI v1 1 t10 org SATA Serial ATA Rev 2 6 SATA II SATA 1 0a Extensions Rev 1 2 sata io org SMBIOS System Management BIOS Reference Specification v2...

Page 47: ...is document ships with the system is also available in PDF format online and provides information on system updates Dell com Support Manuals System Information Label The system information label documents the system board layout and system jumper settings Text is minimized due to space limitations and translation considerations The label size is standardized across platforms Inside the system chas...

Page 48: ... operating system Yes Install applications Yes Perform advanced configuration services Yes Remote configuration services Yes Virtualization Yes Converged infrastructure Yes Test and validate data center integration Yes Remote Consulting Services When you are in the final stages of your PowerEdge server implementation you can rely on Dell Remote Consulting and our certified technical experts to hel...

Page 49: ...rt services that enable you to build the solution that is right for your organization Choose support models based on how you use technology and where you want to allocate resources From the desktop to the data center address everyday IT challenges such as unplanned downtime mission critical needs data and asset protection support planning resource allocation software application management and mor...

Page 50: ...pport plan for your operations staff Figure 11 ProSupport Enterprise Suite comparison Additional professional services Dell Education Services Dell Education Services offers the PowerEdge server training courses designed to help you achieve more with your hardware investment The curriculum is designed in conjunction with the server development team as well as Dell s technical support team to ensur...

Page 51: ...es can help you build a more efficient enterprise Dell managed services Dell Managed Services are a modular set of lifecycle services designed to help you automate and centrally configure deploy and manage your day to day data center operations These services extend your existing on premise IT infrastructure with off premise cloud services designed to better address challenges with mobility highly...

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