Video: The PowerEdge R940 Rack Server 1:35
Power your mission-critical applications and make real-time decisions with the 4-socket R940 in just 3U with up to 12 NVMe drives.
Up to four 2nd Generation Intel® Xeon® Scalable processors
with up to 28 cores per processor
*Dimensions do not include bezel
Up to 2933MT/s
DCPMM (Intel® Optane™ DC persistent memory)
Memory Module Slots
48 DDR4 DIMM slots (12 NVDIMM or 24 DCPMM slots)
Supports registered ECC DDR4 DIMMs only
DCPMM 12.28TB (15.36 with LRDIMM)
Embedded / At-the-Server
iDRAC RESTful API with Redfish
Intel® Standard Manageability
Quick Sync 2 BLE/wireless module
Up to 24 x 2.5” drives with up to 12NVMe PCie SSDs max 184.32TB
PERC H730P, H740P, H330, HBA330
External HBAs (non-RAID)
12Gbps SAS HBA
External PERC (RAID)
Boot Optimized Storage Subsystem
HWRAID 2 x M.2 SSDs 240GB or 480GB
Canonical® Ubuntu® Server LTS
Microsoft® Windows Server® LTSC with Hyper-V
Red Hat® Enterprise Linux
SUSE® Linux Enterprise Server
Cryptographically signed firmware
Silicon Root of Trust
System Lockdown (requires OpenManage Enterprise)
TPM 1.2/2.0, TCM 2.0 optional
1100W -48VDC Gold
1100W 380VDC Platinum
Hot plug power supplies with full redundancy option
Up to 8 hot plugs fans with full redundancy
4 x 1GbE
4 x 10GbE,
2 x 10GbE + 2x 1GbE
2 x 25GbE
13 x Gen3 slots (3 x 8 slots + 10x 16 slots)
1 x VGA
Optional LCD bezel or security bezel
3U Rack Server
ReadyRails™ sliding rails with optional cable management arm for 4-post racks (optional adapter brackets required for threaded hole racks).
Choose Dell ProSupport Plus for critical systems or Dell ProSupport for premium hardware and software support for your PowerEdge solution. Consulting and deployment offerings are also available. Contact your Dell representative today for more information. Availability and terms of Dell Services vary by region.
Empower your organization to make the best decisions fast using real-time data and analytics. The PowerEdge R940 supports 50% more NVMe drives than the R930, up to 48 DIMMs (24 of which can be Intel® Optane™ DC persistent memory DCPMMs) and up to 15.36TB of memory*. Make I/O bottlenecks a thing of the past and keep processor utilization at its peak.
The R940 is the foundation to transform your data center with modern applications for real-time data and analytics. Its massive resource footprint optimizes application performance and scales to meet your organization’s demands.
Dell EMC automation and intelligent management mean you spend less time on routine maintenance so you can focus on bigger priorities.
Optimizing the IT lifecycle is vital. We have expert services* for all lifecycle phases that save you time and resources, reduce effort, and improve your IT experience.
Gain the freedom to focus on your business transformation with the support expertise and insights Dell EMC is known for across the globe. Choose the right support based on the criticality of specific systems with available automated predictive analysis, collaborative third-party assistance and service account management.
ProDeploy Enterprise Suite helps you get more out of technology starting on day one. Trust our experts to lead deployments from basic hardware installations through planning, configuration and complex integrations. Our complete suite of deployment services and professional certifications helps you achieve business outcomes today and tomorrow.
Education Services offers an expansive suite of training services with multiple delivery methods, including instructor-led, self-paced online and virtual instructor-led training. With comprehensive and flexible training programs, we make it easy to ensure your staff has the skills they need to successfully manage and utilize your new technology to its full potential.
Consulting services give expert guidance to help you grow, optimize and transform your IT environment at your own pace and budget. We employ a broad range of certified consultants and engineers, backed by program management teams, who can deliver deep technical expertise. We give you the confidence that your project will be done right and on time.
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