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Samsung M392A2K43BB0-CRC00 16GB DDR4 VLP RDIMM 2400MHz | Reliable ECC

MPN:M392A2K43BB0-CRC00 By:Samsung Warranty:1 year
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General

Product TypeMemory Module
Memory Capacity16 GB
Memory TechnologyDDR4
Product Voltage1.2V
RAM Speed2400MHz
RAM StandardDDR4-2400/PC4-19200
Error IdentifyingECC
Signal TypeRegistered
Column Access Strobe (CAS)CL17
RankDual Rank x8
Quantity of Pins288-pin
RAM GenreVLP RDIMM

Engineer's Note

This 16GB DDR4-2400 VLP RDIMM is a server-class memory module engineered for dense rackmount and blade deployments, making it ideal for virtualization, in-memory databases, and other data-integrity-critical enterprise workloads where reliability and space efficiency are paramount. Its dual-rank x8 organization leverages rank interleaving to increase effective memory bandwidth, while the registered signal buffering and integrated ECC jointly ensure clean command/address signaling and end-to-end single-bit error correction under sustained heavy loads.

Technical Specs & Insights

1. ECC error correction actively scrubs single-bit faults, safeguarding virtual machine integrity and preventing data corruption in always-on enterprise databases.
2. Registered signal buffering isolates the memory controller from electrical loading, making large-scale multi-DIMM server deployments stable under sustained I/O pressure.
3. The very low-profile design frees up critical airflow channels inside dense rack servers, sharply reducing operating temperatures and throttling events.
4. Dual Rank x8 organization leverages rank interleaving to overlap data fetches, boosting throughput when multiple virtual machines compete for memory access.
5. A sixteen-gigabyte capacity per module supplies ample headroom for hypervisor consolidation, packing more guest instances per node without resorting to oversized, costlier DIMMs.

Why These Specs Matter

The M392A2K43BB0-CRC00 is a server-class VLP RDIMM built for data centers where consistency is not optional but mandatory. Its ECC capability directly shields your virtualized cluster from silent data corruption: when a bit flip occurs from background radiation or aging silicon, this module detects and corrects the error on the fly. In a multi-tenant VMware or Hyper‑V environment, that is the difference between a healthy node and an unexplained kernel panic that cascades across a dozen production workloads—downtime you simply cannot afford. The registered signal type and dual-rank x8 organization turn that individual protection into rack‑scale stability. Registered logic buffers the command and address lines, allowing you to populate all 24 DIMM slots of a 2U server without overloading the memory controller, which is vital when you need 384 GB or more for memory‑hungry database instances like SAP HANA. Meanwhile, the dual‑rank architecture interleaves accesses to boost effective bandwidth and reduce transaction latency under heavy in‑memory analytics. Finally, the very‑low‑profile (VLP) form factor solves a physical reality: in dense 1U nodes or edge appliances, standard‑height modules block airflow and complicate serviceability. This VLP design lets you pack maximum capacity while preserving thermal headroom, so your Redis cluster or financial trading engine stays up and fast around the clock, without throttling.

Endurance & Reliability

General Virtualization
For general virtualization, these 16GB registered DDR4-2400 modules provide a strong foundation. Install one DIMM per channel (e.g., 12 modules for 192 GB) in a dual‑socket server to host numerous VMs. For larger consolidation, move to two DIMMs per channel (384 GB); RDIMM buffering maintains stability. ECC ensures VM reliability.

In-Memory Database
In‑memory databases need capacity and low latency. Populate all channels with identical 16GB VLP RDIMMs at 2DPC for 384 GB+, exploiting dual‑rank x8 bank parallelism. Consistent DIMM placement across sockets reduces NUMA effects, and ECC protects data. This configuration delivers predictable latencies for key-value stores.

High-Performance Computing
For HPC, prioritize bandwidth by installing one DIMM per channel to sustain 2400 MT/s. A 12‑module (192 GB) setup per node delivers strong per‑core capacity, and the VLP profile suits dense blades. Capacity‑heavy workflows can use 2DPC; registered signaling limits performance drop. The 2400 MHz speed with CL17 timing provides a solid baseline for many HPC codes.

Verified Compatibility

Strictly tested DDR4 ECC Registered server memory, compatible with Dell PowerEdge R750, HPE ProLiant DL380 Gen10, and Lenovo ThinkSystem SR650.

FAQ

Q: Can I mix this M392A2K43BB0-CRC00 with other memory modules of different brands or speeds?

A: Mixing modules often leads to system instability or reduced performance on server platforms. For reliable operation, we strongly recommend using identical part numbers with matched speed, rank, and ECC Registered characteristics.

Q: Is this memory compatible with my server? What platforms are supported?

A: This 16GB DDR4-2400 VLP RDIMM requires a server motherboard that supports ECC Registered DDR4 memory. It is validated for Intel Xeon E5-2600 v3/v4 and similar platforms. Consult your board’s qualified vendor list for exact compatibility.

Q: What is the recommended DIMM population order for optimal performance?

A: Follow your server board's memory population guide to balance channels. Typically, install identical DIMMs in the first slot of each memory channel (e.g., A1, B1, C1, D1) to maximize bandwidth and enable interleaving.

Q: Does this module support overclocking or XMP profiles?

A: No. This is a JEDEC-compliant DDR4-2400 registered module designed for server reliability. It does not support XMP or overclocking. All timings and voltage are fixed at standard specifications to ensure 24/7 data integrity.

Q: What warranty and typical failure rate can I expect?

A: We provide a one-year warranty. This Samsung VLP RDIMM undergoes rigorous testing and delivers an extremely low annualized failure rate (AFR), typically better than 0.2%, meeting enterprise-class reliability standards.

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