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Samsung M393B1G70BH0-CK0 8GB DDR3 RDIMM 1600MT/s | Reliable ECC RAM

MPN:M393B1G70BH0-CK0 By:Samsung Warranty:1 year
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General

ModelM393B1G70BH0-CK0
Compliance StandardsEU RoHS,FCC
Product TypeMemory Module
Memory Capacity8 GB
Memory TechnologyDDR3
Product Voltage1.5V
RAM Speed1600MHz
RAM StandardDDR3-1600/PC3-12800
Error IdentifyingECC
Signal TypeRegistered
Column Access Strobe (CAS)CL11
RankSingle Rank x4
Quantity of Pins240-pin
RAM GenreRDIMM

Engineer's Note

Designed exclusively for server platforms, this M393B1G70BH0-CK0 is an 8GB DDR3-1600 registered RDIMM with ECC, delivering robust data integrity for virtualization and in-memory database workloads. Its single-rank x4 configuration combined with registered signal buffering ensures stable operation under heavy multi-DIMM population, while the CL11 latency provides efficient access timing for enterprise-class reliability.

Technical Specs & Insights

1. RDIMM design with registered signal buffering stabilizes high-density memory configurations, enabling enterprises to scale up virtualization hosts without compromising signal integrity.
2. ECC protection actively detects and corrects single-bit errors in real time, preserving data accuracy for transactional databases and long-running analytics workloads.
3. Single Rank x4 organization uses narrow-die DRAMs to optimize Chipkill and advanced error correction coverage, strengthening server resilience during uncorrectable memory events.
4. 1600MHz clock speed delivers 12.8 GB/s peak bandwidth per channel, efficiently supporting concurrent VM memory requests under moderate consolidation ratios.
5. 8 GB capacity per module suits dense compute nodes that require moderate memory footprints, balancing cost-per-gigabyte with enough headroom for lightweight containerized services.

Why These Specs Matter

The Samsung M393B1G70BH0-CK0 is a server-grade Registered DIMM purpose-built for IT environments where stability and data integrity are not negotiable. Its ECC technology silently corrects single-bit memory errors in real time, meaning a hypervisor running a dozen virtual machines will not crash from flipped bits caused by background radiation—your multi-tenant hosting stays online and your SLAs remain intact. The registered buffer strengthens command and address signals across all populated channels, so when you scale a virtualization cluster to hundreds of gigabytes, signal degradation does not trigger unexpected reboots during peak loads. With a 1600MHz clock and CL11 latency, this module delivers the deterministic throughput that in-memory databases like Redis or SAP HANA require for processing millions of transactions with consistent low latency, keeping real-time dashboards responsive. Its single-rank x4 organization reduces electrical loading on the memory bus, letting you pack DIMMs densely without BIOS compatibility surprises. For virtualized server farms and latency-sensitive database engines, this RDIMM translates directly into higher uptime, predictable performance, and risk-free capacity growth.

Endurance & Reliability

Based on the provided specifications — an 8GB DDR3-1600 ECC Registered RDIMM (M393B1G70BH0-CK0) — this is unequivocally server memory, designed for stability in multi-slot, high-reliability platforms.

Capacity Planning Guidance for Server Memory (DDR3 ECC RDIMM)

General Virtualization
Virtualized environments are sensitive to memory bandwidth and fault tolerance. Deploy multiples of six or eight modules (48GB–64GB) per host to populate dual-processor systems symmetrically, enabling balanced NUMA access. ECC protection is non-negotiable to prevent silent data corruption across concurrent virtual machines.

In-Memory Database
In-memory databases demand low latency and absolute data integrity. Configure the maximum supported DIMMs per channel while respecting rank limitations—using single-rank x4 modules like this one helps maintain higher clock speeds. Instead of raw capacity chasing, prioritize filling all memory channels with identical 8GB sticks to sustain 1600MT/s throughput under full load.

High-Performance Computing (HPC)
HPC workloads thrive on memory bandwidth. Populate at least one DIMM per channel across all available memory controllers to saturate the system’s theoretical bandwidth. For dense compute nodes, 64–128GB total (8–16 modules) is typical; always buy matched batches to avoid signal integrity issues in registered configurations running continuous, large-scale parallel tasks.

Verified Compatibility

Rigorously tested. Compatible with Dell PowerEdge R720/R620, HP DL380p G8, IBM x3650 M4.

FAQ

Q: Can I mix this M393B1G70BH0-CK0 with other memory modules of different brands or speeds?

A: Mixing this registered ECC RDIMM with unbuffered or non-ECC modules is not supported. Even mixing different speeds or ranks can cause instability; we strongly recommend identical modules to ensure reliable server operation and data integrity.

Q: Is this memory compatible with my system?

A: This DDR3-1600 registered ECC RDIMM targets platforms like Intel Xeon E5-2600 v1/v2 or AMD Opteron 6300 series. Verify your server board supports 240-pin RDIMMs, 1.5V, and 2Rx4 organization. Consult the manufacturer’s QVL for exact compatibility.

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

A: Populate identical DIMMs per channel, starting with the slot farthest from the CPU (often blue). Balance memory across all memory channels and follow the server motherboard’s memory population guide to maximize throughput and NUMA efficiency.

Q: Does this module support overclocking or XMP profiles?

A: No. As an enterprise server memory, this RDIMM adheres strictly to JEDEC DDR3-1600 specifications. It is not designed for overclocking or XMP; reliability and stability at 1600MHz with CL11 timings are the priority.

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

A: This Samsung module carries a one-year warranty. Built to rigorous server-grade standards, it exhibits an extremely low annualized failure rate (AFR) well below 0.5% in typical data center environments with proper cooling and handling.

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