General Details

The Dell PowerEdge R840 is a high-density 2U rack server designed to power performance-intensive workloads like in-memory databases, real-time analytics, and virtualization. It supports up to four 2nd Generation Intel® Xeon® Scalable processors with up to 28 cores each, delivering impressive parallel processing capabilities.
Equipped with 48 DDR4 DIMM slots, the R840 can accommodate up to 6TB of memory, with support for Intel® Optane™ DC Persistent Memory for increased capacity and application acceleration in memory-bound workloads.
The server provides versatile storage options, supporting up to 24 x 2.5” SAS/SATA/NVMe drives. With optional RAID and HBA controllers, the R840 delivers balanced throughput and resilience for storage-demanding applications.
Dell EMC OpenManage solutions, including iDRAC9, OpenManage Enterprise, and RESTful APIs, help streamline deployment, monitoring, and management, enabling automated lifecycle operations and reducing manual tasks across the infrastructure.
The PowerEdge R840 incorporates built-in security features such as silicon root of trust, cryptographically signed firmware, Secure Boot, and System Lockdown. These technologies help ensure data integrity and system protection from edge to core.

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Dell PowerEdge R840 Key Features

Key Features

Increase efficiency and accelerate operations with autonomous collaboration

The Dell OpenManage systems management portfolio enhances lifecycle operations for the PowerEdge R840 through intelligent automation, proactive diagnostics, and centralized control. These tools streamline deployment, updates, and fleet-wide management to reduce manual overhead.

Integrated telemetry, Redfish-compliant RESTful APIs, and dynamic thermal management offer real-time insights into system health, enabling more strategic infrastructure decisions and workload optimization.

Administrators can leverage automated policy-based firmware updates, BIOS settings management, and configuration replication to maintain consistent performance and reduce operational complexity across the environment.

With seamless integrations for VMware vCenter, Microsoft System Center, RedHat Ansible, and more, OpenManage Enterprise delivers a unified platform for managing PowerEdge R840 systems in hybrid and on-premises data centers.

Protect your data assets and infrastructure with proactive resilience

The PowerEdge R840 is architected with enterprise-grade security features, including silicon root of trust, Secure Boot, and signed firmware, ensuring that only authorized code is executed throughout the server’s lifecycle.

Additional capabilities such as drift detection, BIOS recovery, and System Lockdown provide enhanced protection against firmware manipulation and unauthorized configuration changes.

Optional FIPS 140-2 TPMs and a secure supply chain framework deliver greater confidence in data integrity, minimizing risk during production, delivery, and field deployment.

Combined with OpenManage’s real-time alerting and secure management interfaces, the R840 supports compliance with organizational, regulatory, and industry security standards.

Intuitive Cloud Operating Experience: Simple, Self-service, and Automated

The Dell PowerEdge R840 is a dense 2U, four-socket server optimized for high-performance workloads like in-memory databases, AI/ML inference, and data-intensive business applications. It supports up to four Intel® Xeon® Scalable processors, enabling vast parallel compute capacity.

With up to 48 DDR4 DIMM slots and support for up to 6TB of memory (or more with Intel® Optane™ Persistent Memory), the R840 is built to accelerate time-sensitive analytics and virtualization-heavy environments.

The server supports up to 24 x 2.5" SAS/SATA/NVMe drives and up to 13 PCIe Gen3 slots, allowing high-speed expansion for GPUs, storage controllers, and networking cards tailored to your workload needs.

Whether deployed for large-scale ERP, data warehousing, or hybrid cloud compute, the PowerEdge R840 delivers the agility, scalability, and automation required for modern enterprise success.

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Dell PowerEdge R840 Specifications

Processor Up to four 2nd Generation Intel® Xeon® Scalable processors
Up to 28 cores per processor

Operating System Canonical Ubuntu Server LTS
VMware ESXi
Microsoft Windows Server with Hyper-V
Red Hat Enterprise Linux
SUSE Linux Enterprise Server

Chipset Intel® C620 chipset

Memory DIMM Speed: Up to 2933 MT/s
Up to 48 DDR4 DIMM slots
Maximum capacity: Up to 6TB (12TB with select CPUs and Intel® Optane™)

Memory Type RDIMM / LRDIMM / Intel® Optane™ DC Persistent Memory

Maximum RAM Up to 12TB using LRDIMMs and Intel® Optane™

Storage Up to 24 x 2.5" SAS/SATA/NVMe drives
Supports hot-plug configurations

Storage Controllers Internal: PERC H740P, H730P, HBA330
External: H840

Software RAID S140

Internal Boot Boot Optimized Storage Subsystem (BOSS-S1):
Dual M.2 SSDs (240GB/480GB)

Security Silicon Root of Trust
Cryptographically signed firmware
Secure Boot
System Lockdown (requires iDRAC9 Enterprise)
Secure Erase
TPM 1.2/2.0 FIPS, CC-TCG certified

Management Embedded: iDRAC9 with Lifecycle Controller
iDRAC Service Module
iDRAC Direct

Consoles OpenManage Enterprise
OpenManage Power Manager plugin
SupportAssist plugin
Update Manager plugin

Mobility OpenManage Mobile

Tools Redfish RESTful API
RACADM CLI
IPMI 2.0
System Update Utility
Repository Manager

OpenManage Integrations Microsoft® System Center
VMware® vCenter / vRealize
RedHat® Ansible® Modules
BMC Truesight

OpenManage Connections IBM Tivoli® Netcool/OMNIbus
Micro Focus® Operations Manager
Nagios® Core / XI

Power Supplies Dual hot-plug redundant PSUs:
750W, 1100W, 1600W, or 2000W

Ports 4 x 1GbE or 10GbE LOM options
Optional PCIe NICs

Front Ports 1 x Dedicated iDRAC Direct micro-USB
2 x USB 2.0
1 x VGA

Rear Ports 2 x USB 3.0
1 x Serial (optional)
1 x VGA
1 x iDRAC RJ45

Internal Ports 1 x USB 3.0 (optional)

Slots Up to 13 x PCIe Gen3 slots

Bezel Optional security bezel

Form Factor 2U rack server

Dimensions & Weight Height: 86.8 mm (3.42")
Width: 482.0 mm (18.97")
Depth: 784.0 mm (30.87")
Maximum weight: 39.5 kg (87 lb)

Rack Support ReadyRails sliding rails with optional cable management arm

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Refurbished Dell PowerEdge R840 24x2.5"

Supports up to 4x Intel Xeon Scalable processors (up to 28 cores each) and Up to 6TB of DDR4 RAM across 48 DIMM slots. Includes up to 6x PCIe Gen3 slots for GPUs, RAID controllers, or high-speed network cards. Ideal for Virtualization, in-memory databases, real-time analytics, machine learning, and enterprise-level mission-critical applications requiring high compute, memory, and I/O scalability. Comes with 1-Year TekShield Maintenance and Support, with options to extend up to 5 years

STARTING PRICE:

$2,725.00

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Refurbished Dell PowerEdge R840 8x2.5"

STARTING PRICE:

$2,225.00

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Dell PowerEdge R840 Server

The Dell PowerEdge R840 is a 4-socket, 2U rack server designed for data-intensive workloads, including in-memory databases, real-time analytics, and dense virtualization. It supports up to four Intel® Xeon® Scalable processors, up to 6TB of DDR4 memory, and features flexible storage options with support for NVMe, SAS, and SATA drives. The R840 delivers powerful performance in a space-efficient form factor, making it ideal for high-performance enterprise applications.

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Refurbished Dell PowerEdge R840 24x2.5"

Refurbished Dell PowerEdge R840 8x2.5"

Dell PowerEdge R840 Server

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