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 Intel® Xeon® Scalable processors, up to 28 cores
Canonical® Ubuntu® LTS Citrix® XenServer®
Microsoft Windows Server® with Hyper-V Red Hat® Enterprise Linux
SUSE® Linux Enterprise Server VMware® ESXi
48 DDR4 DIMM slots, Supports RDIMM /LRDIMM, up to 2666MT/s, 6TB max
Up to 12 NVDIMM, 384 GB Max
Supports registered ECC DDR4 DIMMs only
Front drive bays:
Up to 24 x 2.5” drives (up to 12 x NVMe)
Max Storage 122 TB
PERC S140, H330, H730P, H740P Boot optimized Storage Subsystem
External HBAs (RAID):
External HBAs (non-RAID):
12 Gbps SAS HBA
Platinum 1100W, 1600W, 2000W, 2400W, 336-
380VDC 1100W, Gold 48VDC 1100W
Hot plug power supplies with full redundancy option 8 hot plugs fans with full redundancy
Optional LCD or Security bezel
Embedded / At-the-Server
iDRAC9 with Lifecycle Controller (Express, Enterprise)
iDRAC REST API with Redfish
Quick Sync 2 BLE/wireless module
OpenManage Power Center
iDRAC Service Module
OpenManage Server Administrator
OpenManage Storage Services
Dell EMC Repository Manager
Dell EMC System Update
Dell EMC Server Update Utility
Dell EMC Update Catalogs
Microsoft® System Center
BMC software (available from BMC)
Nagios Core and Nagios XI
HPE Operations Manager i (OMi)
IBM Tivoli® Netcool/OMNIbus
IBM Tivoli® Network Manager IP Edition
Network daughter card options:
4x 1Gb, 4x 10Gb, 2x 10Gb+2x 1Gb, or 2x 25Gb
Video, 2 x USB 3.0, dedicated IDRAC Direct USB
Video, serial, 2 x USB 3.0, dedicated iDRAC network port
Up to 13 x Gen3 slots, (3 x8 + 10 x16)
TPM 1.2/2.0 optional Cryptographically signed firmware
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 (12 of which can be NVDIMMs) and up to 6TB 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.
2017 CRN Annual Report Card: Industry Standard Servers Winner
"Dell EMC’s win included an especially strong product innovation performance, support and partnership." — CRN®
Dell EMC PowerEdge R940: ‘Editor’s Choice’ Award
"The PowerEdge R940 delivers a fine combination of Xeon Scalable density and unprecedented expansion potential making it a great choice for handling heavy duty mission-critical apps." — ITPro
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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.
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