SAMSUNG M392A2G40DM0-CPB Server Ram Memory Ram/memory Ddr4 4PCS
( Brand: Samsung ), ( Manufacturer Part Number: M392A2G40DM0-CPB ), ( Total Capacity: 16 Gb ), ( Memory Features: Ecc Memory ), ( Form Factor: Rdimm ), ( Type: Ddr4 Sdram ), ( Unit Type: Unit ), ( Manufacturer Warranty: Lifetime ), ( Item Height: 30mm ), ( Number Of Pins: 288 ), ( Bus Speed: Pc4-17000 )
Review SAMSUNG 16gb Server Ram/memory Preowned Ddr4 4pcs
The **Samsung M392A2G40DM0-CPB** is a high-performance, enterprise-grade DDR4 memory module designed to deliver exceptional reliability, speed, and efficiency for demanding server environments. Part of Samsung s renowned **DDR4 ECC RDIMM** lineup, this 4GB per rank, 4-rank module is engineered to meet the rigorous standards of modern data centers, ensuring seamless operation in high-availability and mission-critical applications. With a **240-pin SODIMM form factor**, it is optimized for compatibility with a wide range of server platforms, including enterprise-grade workstations, rack-mounted servers, and high-density computing systems. Each module features **low-power DDR4 (LP-DDR4) technology**, striking a balance between performance and energy efficiency, making it an ideal choice for power-conscious deployments where thermal management is a priority.
Built on Samsung s advanced **16nm process technology**, this memory module incorporates **Error-Correcting Code (ECC)** functionality to detect and correct single-bit errors on the fly, significantly enhancing data integrity and reducing the risk of system crashes or corrupted data. The **DDR4-2400** speed rating ensures rapid data transfer rates, with a **PC4-19200** bandwidth specification delivering up to **19.2 GB/s** of sustained performance, which is crucial for handling large-scale workloads such as virtualization, database management, and high-performance computing (HPC). The module s **registered (RDIMM) architecture** further stabilizes signal integrity over longer memory channels, minimizing latency and improving overall system stability particularly in multi-socket configurations where memory bandwidth and consistency are paramount.
Beyond its technical specifications, the **M392A2G40DM0-CPB** is constructed with **high-reliability components**, including **low-power DDR4 chips** that operate efficiently within standard server thermal envelopes, reducing the need for additional cooling infrastructure. Samsung s rigorous quality control processes ensure that each module undergoes stringent testing for performance, endurance, and longevity, making it a dependable choice for environments where uptime is non-negotiable. Whether deployed in a **2U server, blade system, or storage array**, this memory module provides a robust foundation for handling intensive workloads while maintaining energy efficiency and operational resilience. For organizations prioritizing both performance and reliability, the **Samsung M392A2G40DM0-CPB** represents a premium solution that bridges the gap between speed and stability in modern server architectures.
The **Samsung M392A2G40DM0-CPB** is a popular DDR4 server memory module, often used in enterprise and high-performance computing environments. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.
### **Pros**
1. **High Performance and Reliability**
The module is designed for server-grade applications, featuring low-latency and high-speed data transfer. It is built with Samsung s **96-layer 3D V-NAND** technology, which enhances endurance and reduces latency compared to consumer-grade RAM. This makes it ideal for workloads requiring consistent performance, such as virtualization, databases, and cloud computing.
2. **Enterprise-Grade Quality and Durability**
Samsung s server memory is engineered for **24/7 operation**, with robust error correction (ECC) and extended lifespan. It is built to withstand higher temperatures and voltage fluctuations, reducing the risk of failures in demanding environments. The module also supports **registered (RDIMM)** or **buffered (LRDIMM)** configurations, depending on the system requirements, which helps stabilize memory channels in multi-socket servers.
3. **Compatibility with Major Server Platforms**
This RAM is widely compatible with **Dell PowerEdge, HP ProLiant, Lenovo ThinkSystem, Cisco UCS, and other enterprise servers** that support DDR4 ECC RDIMM/LRDIMM. It is also backward-compatible with many older server models, making it a versatile choice for upgrades.
4. **Low Power Consumption**
Compared to some high-end consumer RAM, Samsung s server memory is optimized for efficiency, consuming less power while maintaining performance. This is beneficial for data centers looking to reduce operational costs.
5. **Strong Error Correction and Data Integrity**
The module includes **ECC (Error-Correcting Code) memory**, which detects and corrects single-bit errors without requiring a system reboot. This is critical for servers running mission-critical applications where data corruption could lead to significant downtime or loss.
6. **Long-Term Availability**
Samsung s server memory is a **standardized product**, meaning it is less likely to become obsolete quickly compared to proprietary or niche memory modules. This ensures easier replacement and scalability in the future.
7. **Support for High Capacity Configurations**
The module supports **up to 64GB per rank** (when used in 4x8GB or 4x16GB configurations), allowing for large memory pools in servers. This is advantageous for memory-intensive applications like big data analytics, AI/ML workloads, and virtualization environments.
---
### **Cons**
1. **Higher Cost Compared to Consumer RAM**
Server-grade memory is significantly more expensive than consumer DDR4 RAM. The **M392A2G40DM0-CPB** is priced for enterprise use, which may not be cost-effective for personal or non-server applications. For example, a 4x8GB kit will cost more than equivalent consumer RAM, even if it offers better performance.
2. **Limited Use Outside Server Environments**
While technically functional in some high-end desktops or workstations, this RAM is **not optimized for consumer use**. It may not be necessary for gaming, content creation, or general computing where consumer-grade RAM (e.g., Corsair, G.Skill) would suffice. Using it in a non-server system does not provide meaningful benefits and may be overkill.
3. **Potential Overkill for Smaller Workloads**
If you are running a **small business server, a home lab, or a low-to-mid workload**, the performance gains of Samsung s server RAM may not justify the cost. In such cases, **DDR4 ECC consumer RAM** (e.g., Crucial, Kingston) can offer a similar level of reliability at a lower price.
4. **Requires Proper Socket and Configuration**
Not all motherboards support **registered (RDIMM) or buffered (LRDIMM) memory**. If your server uses **unbuffered (UDIMM) slots**, this RAM may not fit or function correctly. Always verify compatibility with your motherboard or server manual before purchasing.
5. **No Overclocking or Custom Timings**
Like all server RAM, this module does not support overclocking or manual timing adjustments. If you need tunable performance (e.g., for benchmarking or extreme workloads), you would need to use consumer-grade RAM with overclocking support.
6. **Potential for Overprovisioning**
If your server does not require **64GB per rank**, purchasing this RAM in bulk (e.g., 4x16GB) may result in unused capacity. This can lead to higher upfront costs without proportional benefits.
---
### **Conclusion**
The **Samsung M392A2G40DM0-CPB** is an excellent choice for **enterprise servers, data centers, and high-performance computing environments** where reliability, error correction, and consistent performance are critical. Its **ECC support, low latency, and server-grade durability** make it ideal for virtualization, databases, and cloud infrastructure. However, for **consumer use, small businesses, or non-server applications**, the cost and lack of overclocking features make it unnecessary.
If you are running a **Dell PowerEdge, HP ProLiant, or similar enterprise server**, this RAM is a **strong, long-term investment** that will provide stable and high-performance operation. For other use cases, consider **ECC consumer RAM** or **non-ECC server RAM** (if ECC is not required) to balance cost and performance.
### **Recommendation**
- **Buy this RAM if:**- You are upgrading a **Dell PowerEdge, HP ProLiant, Lenovo ThinkSystem, or Cisco UCS server**.
- Your workload requires **ECC memory** (e.g., virtualization, databases, financial systems).
- You need **high reliability and low latency** for mission-critical applications.
- You are building a **high-end server or workstation** where server-grade RAM is justified.
- **Avoid this RAM if:**- You are using it in a **consumer PC, gaming rig, or non-server workstation**.
- Your budget is tight, and you can achieve similar reliability with **ECC consumer RAM** (e.g., Crucial CT2K8G4SFRA266).
- Your server does not support **registered or buffered memory** (check for UDIMM compatibility).
- You do not need **64GB per rank** and can use smaller capacity modules (e.g., 4x4GB or 4x8GB).
For most **enterprise environments**, this is a **highly recommended** choice due to its **proven reliability and performance**. For other users, evaluating alternatives based on specific needs will yield better cost efficiency.
Details:
Company at work was going to throw them away for DDR5. With a bus speed of PC4-17000 DDR4-2133 and 288 pins, these server RAM modules are suitable for enterprise networking applications requiring high-performance memory capacity. Each module has a form factor of RDIMM and is designed for servers with total capacity 16GB per. These modules are designed for high reliability with ECC memory features and a lifetime manufacturer warranty.
The product is a preowned set of four 16GB Samsung DDR4 server RAM modules, totaling 64GB memory. Kept them to sell.
part #: m392a2g40dm0 prices
- $74.72-$95.03
specifications servermemor:
- brand: Samsung
- mpn: M392a2g40dm0-cpb
- total capacity: 16 Gb
- memory features: Ecc Memory
- form factor: Rdimm
- type: Ddr4 Sdram
- unit type: Unit
- manufacturer warranty: Lifetime
- item height: 30mm
- number of pins: 288
- bus speed: Pc4-17000
payments servermemor:
- other
- wallet: Google-pay
- credit card: Discover
returns servermemor:
- policy: No Returns
shipping servermemor:
- service: UPS Ground
- transit: 4-10 Days
- type: Calculated
- carrier: UPS
- cost: $9.06
- class: Standard
seller servermemor:
- rating: 0.0%
- # reviews: 0
- city: Sunnyvale, California
general servermemor:
- Enterprise Networking, Servers > Server Components > Server Memory RAM
- condition: Used
offer servermemor:
- options: Ship-to-home
- availability: In Stock
- started: April 5, 2026
- quantity: 1
- sold: 0
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