Dell PowerEdge R840
Dell's four-socket 2U rack server (14th-generation PowerEdge) for 1st and 2nd Generation Intel Xeon Scalable processors, up to 28 cores each: 48 DDR4 DIMM slots (up to 6 TB, or 12.28 TB with Intel Optane DC Persistent Memory), up to 26 x 2.5-inch drives including 24 direct-attached NVMe, and up to 2 double-width GPUs. Built for data-intensive analytics and in-memory database workloads in a dense chassis.
Memory
- Slots
- 48 x 288-pin DDR4 DIMM
- Dual-processor
- RDIMM 8/16/32/64 GB (1R/2R) up to 1.5 TB; LRDIMM 64/128/256 GB up to 6.144 TB; NVDIMM-N 16 GB (mixed with RDIMM, up to 384 GB); PMem 128/256/512 GB modules with RDIMM or LRDIMM, up to 3.072 TB (LRDIMM) or up to 6.144 TB PMem capacity depending on module size
- Quad-processor
- RDIMM up to 3.072 TB; LRDIMM up to 12.288 TB; PMem up to 12.288 TB depending on module size
- Population
- Dual-processor: sockets 1 and 2 required, 3 and 4 not required; quad-processor: all four sockets required
- Notes
- Do not mix 8 GB RDIMM with 16 GB NVDIMM-N; do not mix 64/128/256 GB LRDIMM; 256 GB does not support GPU configuration; 256 GB LRDIMM limited to the 8 x 2.5" chassis at 30°C ambient
Storage
- Chassis options
- Eight hard-drive chassis: up to 8 x 2.5" SAS/SATA (slots 0-7); Twenty-four drive chassis: up to 24 x 2.5" SAS/SATA, or 12 x SAS/SATA + 12 x SAS/SATA/NVMe, or 24 x 2.5" NVMe; Twenty-four-front-plus-two-rear chassis: 24 x 2.5" SAS/SATA front + up to 2 x 2.5" SAS/SATA rear
- Internal controllers
- PERC H330, H350, H730P, H740P, H750, HBA330, HBA350i, HBA350; Boot Optimized Server Storage (BOSS-S1)
- External controllers
- S140 (software RAID), 12 Gbps SAS HBA including HBA355e; external H840 also listed on the spec sheet
- Optical
- One optional slim SATA DVD-ROM or DVD +/-RW drive (data only)
- Tape (external only)
- RD1000 USB; LTO-5/6/7 6 Gb SAS or 8 Gb FC in TL1000/TL2000/TL4000/ML6000 or 114X rack-mount chassis; no internal tape drive support
Graphics
- Onboard
- Matrox G200eW3, 16 MB video frame buffer; up to 1920 x 1080/1200 at 60 Hz (reduced blanking mode)
- GPU support
- Up to 2 double-width GPUs or 2 full-height FPGAs; not available with the 2 x 2.5" rear drive bay
Expansion
- Slots
- Up to 6 PCIe Gen3 expansion slots across the system board and two expansion card risers
- Slot 1
- X8 PCIe Riser 1, full height, half length x8 (Processor 1)
- Slot 2
- X16 PCIe Riser 1, full height, full length x16, or X8 PCIe Riser 1 half length x8 (Processor 1)
- Slot 3
- On system board, low profile, half length x16 (Processor 1)
- Slot 4
- On system board, low profile, half length x16 (Processor 2)
- Slot 5
- X8 PCIe Riser 2, full height, half length x8 (Processor 2)
- Slot 6
- X16 PCIe Riser 2, full height, full length x16, or X8 PCIe Riser 2 half length x8 (Processor 2)
Networking
- Network Daughter Card
- 4 x 1 GbE, 4 x 10 GbE, 2 x 10 GbE + 2 x 1 GbE, or 2 x 25 GbE
Power
- PSU options
- 750 W (Platinum, Titanium, or Mixed Mode HVDC/China-only); 1100 W (Platinum, DC, or Mixed Mode HVDC); 1600 W (Platinum or Titanium HLAC); 2000 W (Platinum); 2400 W (Platinum); 2600 W (Titanium HLAC)
- Redundancy
- Up to two hot-plug PSUs with full redundancy option
- Fans
- 6 hot-plug fans, N+1 redundant
- System battery
- CR 2032 3.0 V lithium coin cell
Ports
- Front
- 2 x USB 2.0, 1 x micro USB 2.0 (iDRAC Direct only), optional 1 x USB 3.0 (8-drive config only), 1 x VGA
- Rear
- 1 x dedicated iDRAC port, 1 x serial (9-pin DTE, 16550-compliant), 2 x USB 3.0, 1 x VGA
- Internal
- 1 x USB 3.0
- IDSDM/vFlash
- Optional Internal Dual SD Module (16/32/64 GB) or vFlash (16 GB), combined single card module
Physical
- Form factor
- 2U rack
- Dimensions
- 86.8 mm H x 434 mm W (444.0 mm with brackets, 482 mm across mounting ears) x 812 mm D (842 mm with PSU handle, 902 mm with chassis rear-wall handle)
- Weight
- 36.6 kg (80.68 lb) max, 2.5" chassis with all drives/SSDs
Management
- BMC
- iDRAC9, iDRAC Direct, Quick Sync 2 (BLE/wireless)
- Software
- OpenManage Enterprise, OpenManage Mobile, OpenManage Power Center; integrations for Microsoft System Center, VMware vCenter, BMC TrueSight, Red Hat Ansible; connections for Nagios Core/XI, Micro Focus Operations Manager, IBM Tivoli Netcool/OMNIbus
- Tools
- Dell EMC Repository Manager, Update Package, System Update, Server Update Utility, iDRAC Service Module, iDRAC RESTful API with Redfish, OpenManage Server Administrator, OpenManage Storage Services
- Security
- TPM 1.2/2.0, TCM 2.0 optional; cryptographically signed firmware; Secure Boot; System Lockdown (iDRAC Enterprise/Datacenter); Silicon Root of Trust; Secure Erase
- Bezel
- Optional LCD bezel or security bezel
Operating systems
- Supported
- Canonical Ubuntu LTS, Citrix Hypervisor, Microsoft Windows Server with Hyper-V, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware ESXi
Processors
- Intel Xeon Gold 6146
- Intel Xeon Gold 6144
- Intel Xeon Gold 6244
- Intel Xeon Gold 6240Y
- Intel Xeon Gold 6134
- Intel Xeon Gold 6128
- Intel Xeon Gold 5122
- Intel Xeon Gold 8156
- Intel Xeon Gold 5222
- Intel Xeon Gold 8256