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PowerEdge R940 Rack Server
Demand uncompromising performance
Power your mission-critical applications and make real-time decisions with the 4-socket R940 in just 3U with up to 12 NVMe drives.
Want more information? Get in touch with our team!
Tech Specs & Customization
Processor
Up to four 2nd Generation Intel® Xeon® Scalable processors
with up to 28 cores per processor
Operating System
Canonical® Ubuntu® LTS
Citrix® XenServer®
Microsoft Windows Server® with Hyper-V
Red Hat® Enterprise Linux
SUSE® Linux Enterprise Server
VMware® ESXi
Dimensions & Weight
Height
130.3mm (5.13″)
Width
434.mm (17.08″)
Depth
784.2mm (30.8”)
Weight
49.9kg (110lbs.)
*Dimensions do not include bezel
Memory*
DIMM Speed
Up to 2933MT/s
Memory Type
RDIMM
LRDIMM
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
Maximum RAM
RDIMM 3TB
LRDIMM 6TB
NVDIMM 384GB
DCPMM 12.28TB (15.36 with LRDIMM)
Management
Embedded / At-the-Server
iDRAC9
iDRAC RESTful API with Redfish
iDRAC Direct
Intel® Standard Manageability
Quick Sync 2 BLE/wireless module
Ports
Network Options
4 x 1GbE
4 x 10GbE,
2 x 10GbE + 2x 1GbE
2 x 25GbE
Regulatory
Product Safety, Technologies and Environmental Datasheets
Dell Regulatory Compliance Home Page
Dell and the Environment
Storage
Front Bays
Up to 24 x 2.5” drives with up to 12NVMe PCie SSDs max 184.32TB
Storage Controllers
Internal Controllers
PERC H730P, H740P, H330, HBA330
External Controllers
12Gbps SAS HBA
Software RAID
S140
Internal Boot
Boot Optimized Storage Subsystem (BOSS):
HWRAID 2 x M.2 SSDs 240GB, 480GB
Internal Dual SD Module
Security
Cryptographically signed firmware
Secure Boot
Secure Erase
Silicon Root of Trust
System Lockdown (requires OpenManage Enterprise)
TPM 1.2/2.0, TCM 2.0 optional
Power Supplies
1100W -48VDC Gold
1100W Platinum
1100W 380VDC Platinum
1600W Platinum
2000W Platinum
2400W Platinum
Hot plug power supplies with full redundancy option
Up to 8 hot plugs fans with full redundancy
Slots
PCIe
13 x Gen3 slots (3 x 8 slots + 10x 16 slots)
Video Card
1 x VGA
Bezel
Optional LCD bezel or security bezel
Form Factor
3U Rack Server
Rack Support
ReadyRails™ sliding rails with optional cable management arm for 4-post racks (optional adapter brackets required for threaded hole racks).
Recommended Support
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.
Product Details
Maximize application performance and eliminate I/O bottlenecks
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.
Ideal workloads:
- In-memory and large, complex databases
- Unix to Linux migration
- ERP, CRM
- Dense virtualization
Transform IT with Dell Technologies PowerEdge
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.
- Maximize storage performance with up to 12 NVMe drives and ensure application performance scales easily.
- Scale compute resources with 2nd Generation Intel® Xeon® Scalable processors and tailor performance based on your unique workload requirements.
- Drive data-intensive workloads like SQL and SAP HANA databases with Intel Optane DC persistent memory.
- Expand with up to 13 PCIe Gen 3 slots.
Automate productivity with intelligent, embedded management
Dell Technologies automation and intelligent management mean you spend less time on routine maintenance so you can focus on bigger priorities.
- Help maximize uptime and reduce the IT effort to resolve issues by up to 72%* with ProSupport Plus and SupportAssist.
- Leverage existing management consoles with easy integrations for VMware® vSphere®, Microsoft® System Center and Nagios®.
- Improve productivity with agent-free Dell iDRAC9 for automated, efficient management.
- Simplify deployment with OpenManage next-generation console and server profiles to fully configure and prep servers in rapid, scalable fashion.
Fortify your data center with comprehensive protection
Dell Technologies provides a comprehensive, cyber-resilient architecture with security embedded into every server to protect your data.
- Protect server configuration and firmware from malicious changes with new Configuration Lock-down.
- Use system erase of local storage to help ensure data privacy when you repurpose or retire servers.
- Automate updates that check file dependencies and proper update sequence, before deploying them independently from the OS/hypervisor.
- Take control of your firmware consoles with embedded authentication that is designed to allow only properly designed updates to run.
