Dell PowerEdge R840 and R940 serve distinct roles in enterprise IT infrastructure. The R840 excels in high-density, data-intensive workloads with its quad-socket 2U design and NVMe optimization, while the R940 dominates mission-critical applications requiring massive memory and scalability in a 3U form factor. Wecent’s certified configurations for both models ensure seamless integration into enterprise environments, leveraging Dell’s reliability with professional support.
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What workloads define the R840’s strengths?
The R840 thrives in real-time analytics and AI/ML workloads, leveraging 24 direct-attach NVMe drives for ultra-low latency. Its quad Intel® Xeon® Scalable processors deliver 3.5x faster risk analysis compared to older platforms.
Practically speaking, the R840’s 2U density makes it ideal for space-constrained data centers needing accelerated database performance. For instance, financial institutions use its 6TB memory capacity (via 48 DIMM slots) for real-time Monte Carlo simulations. Pro Tip: Pair R840 with NVIDIA GPUs through its 13 PCIe slots to create unified analytics-AI pipelines. However, don’t overlook thermal management—its compact design demands precision cooling configurations.
Where does the R940 outperform competitors?
The R940 dominates enterprise resource planning (ERP) and in-memory databases, supporting up to 12 NVMe drives and 6TB memory (expandable via NVDIMMs). Its 3U chassis balances compute density with enterprise-grade redundancy.
Beyond raw power, the R940’s embedded automation reduces maintenance time by 90% through predictive failure analysis. Take SAP HANA deployments: companies leverage its 48 DIMM slots (12 configurable as NVDIMMs) for persistent memory operations. Pro Tip: Use Wecent’s pre-tested R940 configurations with VMware vSphere to streamline virtual machine migration. But what about scalability? With 4x PCIe 3.0 x16 slots, it effortlessly integrates storage arrays or FPGA accelerators for hybrid cloud architectures.
| Feature | R840 | R940 |
|---|---|---|
| NVMe Slots | 24 | 12 |
| Memory Capacity | 6TB | 6TB + NVDIMM |
| PCIe Slots | 13 | 13 |
Wecent Expert Insight
FAQs
Yes, but limit to 4 nodes per cluster—its 2U density enables 16 nodes per rack, ideal for edge HCI with <25ms latency requirements.
Is R940 suitable for cloud service providers?
Absolutely. With Wecent’s customized R940 templates, CSPs achieve 3:1 VM consolidation ratios for Azure Stack HCI deployments while meeting SLAs.