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DELL EMC PowerEdge R940 3U Rack Server

DELL EMC PowerEdge R940 3U Rack Server

Part Number:

R940 3U Server

Item Spotlights:

Dimensions: 5.13x 17.08x 30.8” (130.3x 434.0x784.2 mm) 

Weight: 49.9kg (110lbs.)

Warranty: 3 Years


The PowerEdge R940 is designed to power your mission critical applications and real-time decisions. With four sockets and up to 12 NMVe drives, the R940 provides scalable performance in just 3U.


PowerEdge R940 3U Rack Server Tech Specs & Customization


Up to four 2nd Generation Intel® Xeon® Scalable processors, up to 28 cores each


48 DDR4 DIMM slots, Supports RDIMM /LRDIMM, up to 2933MT/s, 6TB max Up to 12 NVDIMM, 384GB Max Up to 24 Intel® Optane™ DC persistent memory DCPMM, max 12.28TB, (15.36TB max with DCPMM and LDRIMM) Supports registered ECC DDR4 DIMMs only

Storage Controllers

Internal controllers: PERC S140, H330, H740P Boot optimized Storage Subsystem External HBAs (RAID): H840 External HBAs (non-RAID): 12 Gbps SAS HBA

Drive Bays

Front drive bays: Up to 24 x 2.5” SAS/SATA (HDD/SSD) with up to 12 NVMe PCIe SSD, max 184.32TB

Power Supplies

Platinum 1100W, 1100W 380VDC, 1600W, 2000W, 2400W Gold 1100W-48VDC Hot plug power supplies with full redundancy option 8 hot plugs fans with full redundancy

Embedded Management

IPMI 2.0 compliant iDRAC9, iDRAC Direct, iDRAC RESTful with Redfish Quick Sync 2 wireless module optional


Optional LCD or security bezel

OpenManage™ Software

OpenManage Enterprise

OpenManage Essentials

OpenManage Mobile

OpenManage Power Center

Integrations and 


Integrations: Microsoft® System Center VMware® vCenter™ BMC Truesight Red® Hat Ansible Modules

Connections: Nagios Core & Nagios XI Micro Focus Operations Manager I IBM Tivoli Netcool/OMNIbus


TPM 1.2/2.0 optional Cryptographically signed firmware Secure Boot

Silicon Root of Trust System Lockdown (requires OpenManage Enterprise) Secure erase

I/O & Ports

Network daughter card options 4x 1GbE, 4x 10GbE, 2x 10GbE+2x 1GbE, or 2x 25GbE Front ports: 1 x Dedicated iDRAC Direct USB, 2 x USB 3.0, 1 x VGA Rear ports: 1 x Dedicated iDRAC network port, 1 x Serial, 2 x USB 3.0, 1 x VGA Video card: 2 x VGA Up to 13 x Gen3 slots, (3 x8 + 10 x16)

Supported Operating 


Canonical® Ubuntu® Server LTS Citrix® Hypervisor Microsoft Windows Server® LTSC with Hyper-V Oracle® Linux

Red Hat® Enterprise Linux SUSE® Linux Enterprise Server VMware® ESXi