SK Hynix / Samsung 32GB DDR4-3200 ECC RDIMM Server Memory Module

Brand: SK Hynix | Category: Memory (RAM)

SKU: 32GB-DDR4-3200-ECC-RDIMM | Part #: 32GB-DDR4-3200-ECC-RDIMM

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Product Overview

The SK Hynix / Samsung 32GB DDR4-3200 ECC RDIMM represents a cornerstone technology for modern enterprise server infrastructures. As two of the world's most respected semiconductor manufacturers, SK Hynix and Samsung produce RDIMM modules that consistently meet or exceed JEDEC standards, making them the preferred choice for IT procurement teams supplying hyper-scale data centres, cloud service providers, HPC clusters, and mission-critical enterprise deployments across the GCC and globally.

This 32GB Registered ECC DIMM operates at DDR4-3200 (PC4-25600), the highest native speed tier within the DDR4 generation, delivering a significant performance uplift over DDR4-2666 and DDR4-2933 predecessors. The registered (buffered) design offloads address and command signals from the memory controller to an on-module register, enabling high-density multi-DIMM configurations without compromising signal integrity — a critical architectural requirement in dual-socket and quad-socket server platforms where memory channel loading can otherwise become a limiting factor.

Offered in New Pulled condition, these modules are sourced from decommissioned or refreshed enterprise systems, then inspected and validated to ensure full operational integrity. This makes them an intelligent procurement choice for organisations seeking enterprise-grade memory performance with optimised total cost of ownership.

Key Features & Benefits

• High-Density 32GB Capacity: Delivers double the per-DIMM density of 16GB modules, allowing servers to achieve maximum memory configurations with fewer slots — essential for virtualisation hosts and in-memory database platforms.
• DDR4-3200 Speed Grade: Operates at 3200 MT/s (PC4-25600), providing up to 51.2 GB/s peak theoretical bandwidth per channel, supporting data-intensive workloads including AI inference, OLAP analytics, and large-scale VM hosting.
• ECC (Error-Correcting Code): Detects and corrects single-bit memory errors in real time, and detects multi-bit errors, protecting data integrity across 24/7 production workloads without requiring manual intervention or system downtime.
• Registered (Buffered) Architecture: The on-module register chip re-drives address and command signals, reducing electrical load on the CPU memory controller and enabling densely populated memory configurations of up to 12 or 16 DIMMs per processor socket on supported platforms.
• Dual Rank Configuration: Most 32GB DDR4-3200 RDIMMs are organised as dual-rank, allowing the memory controller to interleave between ranks and sustain higher effective bandwidth during real-world mixed read/write workloads.
• Industry-Leading Reliability from Tier-1 Manufacturers: SK Hynix and Samsung are among the world's top DRAM producers, with rigorous quality control processes, consistent die harvesting standards, and broad platform validation coverage across Dell EMC, HPE, Lenovo, Supermicro, and others.
• Optimised Power Efficiency: DDR4 technology operates at 1.2V nominal, reducing power draw per GB compared to DDR3 platforms, contributing to lower PUE ratios and reduced cooling overhead in dense server deployments.
• JEDEC-Compliant SPD: Accurate Serial Presence Detect (SPD) data ensures plug-and-play compatibility with server BIOS/UEFI memory training routines, reducing deployment friction and support escalations.

Technical Architecture

DDR4 RDIMM modules are constructed on a 288-pin PCB form factor, featuring a notched key that prevents installation in non-compatible DIMM slots. The 32GB capacity is typically achieved using 16Gb die components arranged in a dual-rank, x4 or x8 organisation, depending on the manufacturer's production run. The registered clock driver (RCD) chip — compliant with JEDEC SPD Annex L (DDR4 RCD) specifications — accepts address and command signals from the host controller and re-drives them to the DRAM components with improved signal strength and reduced skew.

ECC is implemented using additional x4 DRAM chips dedicated to storing parity and syndrome data. The memory controller, located within modern Intel Xeon Scalable, AMD EPYC, or ARM-based server CPUs, performs Hamming-code-based error detection and correction on every 64-bit data word transferred, with an additional 8 bits of ECC overhead per 64-bit burst. This architecture allows transparent single-bit error correction (SECDED) without any latency penalty visible to application software.

DDR4-3200 modules use a burst length of 8 (BL8) and support bank group interleaving across four bank groups, each containing four banks. This organisation significantly reduces the effective cycle time between consecutive accesses to different bank groups, sustaining higher throughput under the random access patterns typical of virtualisation, database, and analytics workloads.

Performance & Capacity

At DDR4-3200 with a 64-bit data bus width, a single DIMM delivers a theoretical peak bandwidth of approximately 25.6 GB/s. In a dual-channel configuration — standard on modern server platforms — aggregate bandwidth reaches 51.2 GB/s per CPU socket. On dual-socket platforms with six memory channels per socket (Intel Xeon 3rd Gen Scalable / Ice Lake), populating all channels with DDR4-3200 RDIMMs yields up to 307.2 GB/s of aggregate memory bandwidth, enabling real-time processing of very large datasets without memory subsystem bottlenecks.

For in-memory database engines such as SAP HANA, Oracle TimesTen, or Redis, the combination of 32GB per DIMM and 3200 MT/s transfer rates ensures that working set data remains resident in low-latency DRAM, dramatically reducing query response times compared to NVMe-backed swap configurations. Virtualisation environments benefit from the large per-DIMM capacity, allowing more virtual machines per host node without exceeding memory bandwidth saturation thresholds.

Compatibility & Integration

These 32GB DDR4-3200 ECC RDIMM modules are broadly compatible with leading enterprise server platforms, including but not limited to:

• Dell PowerEdge R640, R650, R740, R750, R840, R940, and MX series blade servers
• HPE ProLiant DL360 Gen10/Gen10 Plus, DL380 Gen10/Gen10 Plus, DL560, and DL580 series
• Lenovo ThinkSystem SR630, SR650, SR850, and SD530
• Supermicro X12 and X11 platforms with Intel Xeon Scalable support
• Inspur NF and NP series enterprise servers
• AMD EPYC-based platforms supporting DDR4-3200 (Zen 3 / Milan and Zen 2 / Rome)

These modules conform to JEDEC JESD79-4B (DDR4 SDRAM) and JESD82-31 (DDR4 RDIMM) standards, ensuring interoperability across compliant platforms. They operate within the standard DDR4 voltage range of 1.2V ±0.06V and are compatible with Linux (RHEL, Ubuntu, SUSE), Windows Server 2019/2022, VMware vSphere/ESXi, and Hyper-V hypervisors without additional driver or firmware requirements.

Ideal Use Cases

• Enterprise Virtualisation: High-density VM hosting on VMware vSphere, Microsoft Hyper-V, or KVM requires large memory pools. 32GB RDIMMs maximise per-socket memory capacity, enabling higher VM consolidation ratios while maintaining headroom for memory ballooning and transparent page sharing.
• AI & Machine Learning Inference: AI inference servers running TensorFlow Serving, NVIDIA Triton, or ONNX Runtime benefit from fast, large-capacity DRAM for model loading, batch pre-processing, and feature vector caching, reducing GPU stall cycles waiting on memory transfers.
• In-Memory Databases & OLAP Analytics: Platforms such as SAP HANA, MemSQL (SingleStore), and Apache Ignite require entire datasets to be held in DRAM. DDR4-3200 RDIMMs provide the bandwidth and capacity to support terabyte-scale in-memory deployments across multi-socket systems.
• High-Performance Computing (HPC): Scientific simulation, computational fluid dynamics (CFD), genomics pipelines, and financial risk modelling workloads are memory-bandwidth-bound. Populating all available memory channels with DDR4-3200 maximises MPI and OpenMP thread performance.
• Cloud & Hosted Infrastructure Providers: Regional cloud providers and co-location facilities in the UAE and broader GCC region upgrading or expanding their server fleets can use these modules to cost-effectively increase per-node memory capacity and improve tenant workload density.
• Database Server Upgrades: Microsoft SQL Server, Oracle Database, and PostgreSQL deployments running complex joins, aggregations, and buffer pool operations benefit from expanded DRAM, reducing disk I/O and improving query throughput.
• Data Warehouse & Big Data Platforms: Apache Spark, Hadoop YARN, and Presto/Trino nodes performing large shuffle operations and in-memory aggregation require fast, reliable DRAM. These modules provide the necessary bandwidth and error correction for production-grade deployments.

Why Buy from Omnixon

Omnixon Global is a trusted B2B IT hardware distributor headquartered in Dubai, UAE, with deep expertise in sourcing, validating, and supplying enterprise memory and compute components to clients across the GCC, Middle East, Africa, and beyond. Our procurement team works with a vetted supply chain to ensure that New Pulled modules like these 32GB DDR4-3200 ECC RDIMMs are thoroughly inspected and confirmed operational before dispatch. Enterprise IT managers, data centre operators, and system integrators across Saudi Arabia, Qatar, Kuwait, Bahrain, Oman, and the UAE rely on Omnixon for fast, reliable access to in-demand server memory without the extended lead times associated with new-production allocations. Our Dubai-based stock and regional logistics infrastructure mean that urgent procurement requirements can be addressed efficiently, whether you need a single DIMM for a critical server refresh or a bulk order to equip an entire rack deployment. Omnixon's technical team is available to assist with compatibility verification, platform-specific configuration guidance, and custom quotations tailored to your infrastructure requirements.

Related Products & Ecosystem

To build or upgrade a complete server memory subsystem, consider pairing these 32GB DDR4-3200 ECC RDIMMs with complementary products available from Omnixon's extensive catalogue. Related categories include enterprise servers (Dell PowerEdge, HPE ProLiant, Supermicro), workstations requiring ECC memory, server CPUs including Intel Xeon Scalable and AMD EPYC processors, enterprise SSDs for tiered storage beneath your memory layer, and network adapters & NICs for high-throughput interconnect. For hyperconverged and software-defined storage nodes, pairing high-capacity RDIMM configurations with enterprise NVMe SSDs creates a balanced compute and storage platform optimised for latency-sensitive enterprise applications.