Dell PowerEdge R940XA Rack Server

Brand: Dell | Category: Servers

SKU: DELL-DELL-R940XA | Part #: DELL-DELL-R940XA | MPN: DELL-DELL-R940XA

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The Dell PowerEdge R940XA represents the upper boundary of what a single 4U server can deliver in terms of raw compute density and memory headroom. With support for up to four 4th Gen Intel Xeon Scalable processors, each capable of 28 cores, this platform can house 112 cores of compute in a single chassis—the kind of throughput that storage architects and AI infrastructure teams evaluate when they need to avoid forking workloads across multiple servers. The memory capacity ceiling sits at 6TB across 24 DIMM slots, and the storage bay configuration accommodates up to 24 NVMe drives, giving organisations the three critical dimensions of scale they need to support compute-intensive applications without immediate architectural constraints. This is the server that data centre operators deploy when demand growth is uncertain but the initial workload is substantial enough to justify enterprise-grade infrastructure.

Dell engineered the R940XA as a two-socket, four-socket capable platform that bridges the gap between traditional dual-socket servers and full NUMA-scale systems. The DELL-DELL-R940XA part number identifies a configuration that sits deliberately in the upper performance band—not minimal, not speculative, but genuinely built for organisations running memory-intensive databases, large-scale analytics, AI model inference, and virtualisation clusters that cannot tolerate resource contention. The four-processor configuration with 28-core Xeon Scalable chips gives sysadmins the flexibility to populate either two or four processors depending on their cost-versus-performance requirements at purchase time, but the architecture remains ready for future processor upgrades if generational improvements warrant the investment. The 6TB memory ceiling is particularly relevant for in-memory computing frameworks, where data scientists and platform engineers often need the largest possible working set to avoid expensive swap operations or data staging bottlenecks.

Storage positioning in the R940XA reflects Dell's focus on workloads where I/O throughput and latency matter equally. The platform supports 24 NVMe bays, 12 NVMe plus 12 SAS/SATA drives, or any intermediate configuration, which means network engineers designing hyper-converged clusters can deploy this server with tiered storage strategies—flash for hot data and working sets, SAS for capacity-optimised layers. The inclusion of eight PCIe 4.0 expansion slots enables adapter flexibility; organisations can populate the platform with additional network interfaces, storage controllers, or accelerators without sacrificing the core compute footprint. Dell's integrated 10GbE and 25GbE Ethernet options come standard, but the optional Fibre Channel and InfiniBand connectivity paths allow this server to integrate into legacy SAN environments or modern RDMA-enabled clusters without requiring external appliances or bridge hardware. The redundant hot-swappable power supplies rated up to 2000W provide the thermal headroom needed when all four processors, maximum memory, and full storage arrays operate at peak draw.

Management and operational consistency are delivered through Dell's integrated Remote Access Controller (iDRAC9) with Lifecycle Controller, which means IT operations teams can automate provisioning, firmware updates, and hardware diagnostics across the R940XA fleet without external management nodes. The iDRAC9 interface supports templated deployments, which proves essential when organisations need to scale from one or two servers to ten or twenty units across multiple data centre locations. The 4U form factor—177.8mm in height, 482.6mm in width, and 800mm in depth—fits standard 19-inch racks found in colocation facilities across the GCC and Europe, removing the need for custom mounting solutions or space-planning compromises. This dimensional consistency, combined with the thermal design and power redundancy, means the DELL-DELL-R940XA can operate in mixed-generation server environments without isolation or special cooling loops.

Organisations evaluating the PowerEdge R940XA typically fall into three categories: those consolidating multiple smaller servers to reduce rack footprint and power consumption, those building initial clusters for machine learning inference where batch processing demands sustained CPU utilisation, and those running large multi-tenant database systems where per-server memory and core density directly affect licensing costs and operational efficiency. Storage architects favour this platform when designing converged infrastructure; network engineers appreciate the dual 10/25GbE and optional Fibre Channel paths for flexibility; and procurement teams value the modular approach to processor population, which allows initial deployments at two sockets with a clear upgrade path to four without requiring hardware replacement.

Compute & Memory Configuration Range

• Up to four 4th Gen Intel Xeon Scalable processors with up to 28 cores each, delivering 112 total CPU cores per chassis
• Maximum 6TB DDR4 memory capacity across 24 DIMM slots, supporting large in-memory datasets and virtualisation workloads
• Storage flexibility: 24 NVMe drives, 12 NVMe plus 12 SAS/SATA, or mixed configurations depending on performance versus capacity priorities
• Eight PCIe 4.0 expansion slots for network adapters, storage controllers, and accelerators without core compute compromise
• Integrated 10GbE or 25GbE Ethernet with optional Fibre Channel and InfiniBand adapters for SAN, converged, and RDMA-enabled environments
• Redundant 2000W hot-swappable power supplies with integrated thermal management for sustained multi-processor operation
• iDRAC9 with Lifecycle Controller for automated provisioning, firmware management, and remote hardware diagnostics across distributed deployments

Omnixon Global supplies the Dell PowerEdge R940XA throughout the UAE, GCC region, and across Asia and Europe, supporting data centres, AI laboratories, and enterprise IT teams that require genuine enterprise hardware partnerships backed by local knowledge and rapid response. If your organisation is evaluating this platform for immediate or future deployment, contact our technical sales team with your detailed requirements and use-case context—we manage specifications, pricing, availability, and logistics to ensure your infrastructure decisions align with both budget and technical roadmap.