PowerEdge R940xa Rack Server
Extreme acceleration for business insights
Accelerate compute-intensive, high-performance workloads with a four-socket server. Designed for large datasets, AI/ML, and VDI environment expansion.
Processor
Up to four 2nd Generation Intel® Xeon® Scalable processors, up to 28 cores each
Memory
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 PMem, max 12.28TB, (15.36TB max with PMem and LRDIMM)
Supports registered ECC DDR4 DIMMs only
Storage controllers
Internal Controllers: PERC H330, H730P, H740P, HBA330
External Controllers: H840, 12 Gbps SAS HBA, HBA355e Software RAID:S140
Internal Boot
Boot Optimized Storage Subsystem (BOSS): HWRAID 2 x M.2 SSDs 240GB, 480GB Internal Dual SD Module1
Drive bays
Front drive bays: Up to 8x 2.5” SAS SATA (HDD/SSD) max 61.44TB, or up 24 x 2.5” SAS/SATA (HDD/SSD) max 184.32TB, or up to 32 SAS/SATA (HDD/SSD) with up to 4 NVME PCIe SSD max 245.76TB
Power supplies
Gold 1100W -48VDC
Platinum: 1100W, 1100W 240VDC2 1600W, 2000W, 2400W
Titanium: 1600W HLAC, 2600W HLAC
Hot plug power supplies with full redundancy option
6 hot plugs fans with N +1 redundancy
Dimensions
Height: 174.3 mm (6.87”)
Width: 441.16 mm (17.37”)
Depth: 835.9mm (32.9”)
Weight: 56.0kg (123.5lbs.)
*Dimensions do not include bezel
Form factor: Rack (4U)
Embedded management
iDRAC9
iDRAC Direct
Quick Sync 2 BLE/wireless
Bezel Optional
LCD bezel or security bezel
OpenManage™ Software
OpenManage Enterprise
OpenManage Mobile
OpenManage Power Center
Integrations and connections Integrations:
Microsoft® System Center
VMware® vCenter™
BMC Truesight
Red Hat® Ansible® Modules
Connections: Nagios® Core & Nagios® XI
Microfocus Operations Manager I
IBM Tivoli Netcool/OMNIbus
Tools
Dell EMC Repository Manager
Dell EMC Update Package
Dell EMC System Update
Dell EMC Server Update Utility
iDRAC Service Module
iDRAC RESTful API with Redfish
OpenManage Server Administrator
OpenManage Storage Services
Security
TPM 1.2/2.0 optional
Cryptographically signed firmware
Secure Boot
System Lockdown (requires iDRAC Enterprise or Datacenter)
Silicon Root of Trust Secure Erase
Accelerator Options
Up to 4 doublewidth GPUs or up to 4 double-width
or 8 single-width full-height FPGAs
Supported operating systems
Canonical® Ubuntu® LTS
Citrix® Hypervisor
Microsoft Windows Server® LTSC with Hyper-V
Red Hat® Enterprise Linux
SUSE® Linux Enterprise Server
VMware® ESXi
