SAMSUNG M393A2K40DB3-CWECO Sdram Ecc Dimm Server Memory PC4-3200AA DDR4

( Brand: Samsung ), ( Manufacturer Part Number: M393A2K40DB3-CWECO ), ( Form Factor: Dimm ), ( Type: Ddr4 Sdram ), ( Total Capacity: 16 Gb ), ( Number Of Pins: 288 ), ( Bus Speed: Pc4-3200aa )

Review SAMSUNG 16gb Ddr4 Sdram Ecc Dimm Server Memory

The **Samsung M393A2K40DB3-CWECO PC4-3200A DDR4 SDRAM ECC DIMM Server Memory** is a high-performance, enterprise-grade memory module meticulously engineered to deliver unparalleled reliability, speed, and efficiency in demanding server environments. Part of Samsung s renowned **M393 series**, this **240-pin DDR4 SODIMM** (though often referred to generically as a DIMM in server contexts due to its form factor compatibility) is designed to meet the rigorous demands of data centers, cloud computing, and high-performance computing (HPC) workloads. With a **3200 MHz (PC4-3200) data transfer rate**, this module achieves an impressive **25.6 GB/s** of bandwidth, enabling faster data processing, reduced latency, and enhanced system responsiveness critical for applications requiring real-time analytics, virtualization, and large-scale database management.

Built with **low-power, high-density architecture**, the M393A2K40DB3-CWECO incorporates **16GB of DDR4 SDRAM** across a single module, providing a compact yet powerful solution for systems with limited slot space while maximizing memory capacity. The inclusion of **Error-Correcting Code (ECC)** technology ensures data integrity by detecting and correcting single-bit errors on the fly, safeguarding against silent data corruption a critical feature for mission-critical servers where uptime and accuracy are non-negotiable. Additionally, the module supports **Registered (Buffered) DIMM (RDIMM) operation**, which helps mitigate signal integrity issues in multi-socket systems by buffering commands and addresses, further enhancing stability in high-channel-count configurations.

Constructed with **industry-leading Samsung DRAM technology**, this memory module undergoes rigorous testing to meet **JEDEC standards** and **server-grade specifications**, ensuring compatibility with a wide range of **Intel Xeon, AMD EPYC, and other enterprise-grade processors**. The **CWECO (Corporate Workstation/Enterprise Commercial) designation** underscores its suitability for professional and commercial server deployments, offering a balance between performance and cost-effectiveness without compromising on durability. Whether deployed in **2U rack servers, blade systems, or high-density compute nodes**, this module excels in environments where **scalability, reliability, and sustained performance** are paramount.

For IT administrators and system integrators, the M393A2K40DB3-CWECO represents a **future-proof investment**, compatible with **DDR4-2400, DDR4-2666, and DDR4-3200** memory controllers, allowing for seamless upgrades as workload demands evolve. Its **low power consumption** (relative to its high-speed performance) contributes to energy efficiency, reducing operational costs while maintaining peak performance. With **Samsung s reputation for innovation and quality**, this memory module is not just a component but a **cornerstone of high-availability infrastructure**, ensuring that servers operate at peak efficiency for years to come. Ideal for **virtualization hosts, database servers, and AI/ML workloads**, the M393A2K40DB3-CWECO is a testament to Samsung s commitment to delivering **enterprise-grade memory solutions** that drive productivity and performance in the most demanding IT environments.

### **Pros and Cons of the Samsung M393A2K40DB3-CWECO (PC4-3200, DDR4, ECC, DIMM Server Memory)**

1. **High Performance and Speed** This module supports **PC4-3200 (DDR4-2000)** speeds, providing faster data transfer rates compared to slower DDR4 memory. This is beneficial for server workloads that require quick access to large datasets, such as databases, virtualization, or high-performance computing (HPC).

2. **Error-Correcting Code (ECC) Support** ECC memory helps detect and correct single-bit errors, which is crucial for servers where data integrity is non-negotiable. This reduces the risk of crashes, corruption, or data loss in mission-critical applications.

3. **Registered (Buffered) Design** The module is **registered (buffered)**, meaning it includes a buffer chip to manage data flow between the memory and the CPU. This reduces memory bus contention, improves stability, and allows for higher memory channel densities in servers.

4. **Compatibility with Enterprise Servers** This is a **server-grade** memory module, designed to work reliably in enterprise environments. It is built to handle continuous operation, high temperatures, and demanding workloads without degradation.

5. **Low Latency (CL15)** The **CAS latency of 15** ensures efficient memory access, which is important for applications requiring low-latency performance, such as real-time transaction processing or low-latency trading systems.

6. **Reliability and Durability** Samsung is a reputable manufacturer known for producing high-quality memory modules with robust build quality. The module is designed for **24/7 operation**, making it suitable for data centers and server farms.

7. **Scalability** DDR4-2000 is a common speed for enterprise servers, meaning it is widely supported across various server platforms, including Intel Xeon and AMD EPYC-based systems.

---

1. **Not the Fastest DDR4 Option** While DDR4-2000 is sufficient for many server workloads, newer server platforms (especially those using Intel Xeon Scalable 4th Gen or AMD EPYC 7003/8003) support **DDR5**, which offers significantly higher bandwidth and lower latency. If upgrading to a newer system, this module may become obsolete quickly.

2. **Limited Capacity Options** This is a **single-rank (Rx1) module**, meaning it has a lower capacity (typically **8GB or 16GB**) compared to multi-rank (Rx4 or Rx8) modules. For memory-intensive applications, you may need to install multiple modules, increasing costs.

3. **Potential for Higher Cost per GB** Compared to consumer-grade DDR4 memory, server-grade ECC memory is often more expensive. If budget is a concern, non-ECC or lower-speed modules may be cheaper alternatives (though less reliable).

4. **Compatibility Issues with Older Systems** While this module is designed for modern servers, some older server platforms (especially those with very old chipsets) may not support DDR4-2000 or ECC memory. Always verify compatibility with your server s BIOS and motherboard.

5. **No RDIMM/LRDIMM Flexibility** This module is a **standard RDIMM (Registered DIMM)**, which is fine for most servers. However, if you need **LRDIMM (Load-Reduced DIMM)** for very high-capacity configurations (e.g., 256GB per channel), this module won t work.

6. **Power Consumption** DDR4 modules consume more power than DDR3, which could impact cooling and energy costs in large server deployments. While not a major issue for most servers, it s worth noting for energy-efficient data centers.

---

The **Samsung M393A2K40DB3-CWECO** is an excellent choice for **enterprise servers** requiring **reliable, ECC-protected memory with moderate speed (DDR4-2000)**. It is well-suited for:

- **Database servers** (e.g., Oracle, SQL Server)

- **Virtualization hosts** (e.g., VMware ESXi, Hyper-V)

- **Web servers and application servers** with moderate memory demands

- **Legacy or mid-range server platforms** that support DDR4-2000

However, if you are planning to **upgrade to a newer server platform (DDR5-compatible)**, this module may not be future-proof. Additionally, if your workload requires **extremely high memory capacity or bandwidth**, you may need to consider **DDR5 or multi-rank modules**.

---

- You are running a **modern DDR4 server** (Intel Xeon Scalable 3rd Gen or earlier, AMD EPYC 7002).

- You need **ECC protection** for data integrity.

- Your workload benefits from **DDR4-2000 speeds** (e.g., virtualization, databases).

- You are on a **tight budget** but still need enterprise-grade reliability.

- You are upgrading to a **DDR5 server** (e.g., Intel Xeon Scalable 4th Gen, AMD EPYC 7003/8003) **DDR5 modules are necessary**.

- You need **higher memory capacity per slot** Look for **multi-rank (Rx4/Rx8) modules**.

- Your server supports **DDR4-3200 or faster** Faster memory can improve performance in CPU-bound tasks.

- You are running **extremely memory-intensive workloads** (e.g., large-scale HPC, AI/ML) **LRDIMMs or DDR5 may be better**.

For most **general-purpose enterprise servers**, this module is a **solid, cost-effective choice**. However, always verify **compatibility with your specific server model** before purchasing.

Details:

Samsung 16GB PC4-3200AA DDR4 SDRAM ECC DIMM Server Memory M393A2K40DB3-CWECO.

part #: m393a2k40db3 prices

• $249.99-$325.00

specifications servermemor:

• brand: Samsung
• mpn: M393a2k40db3-cweco
• form factor: Dimm
• type: Ddr4 Sdram
• total capacity: 16 Gb
• number of pins: 288
• bus speed: Pc4-3200aa

shipping servermemor:

• class: Standard
• carrier: USPS
• type: Calculated
• cost: $6.07
• transit: 4-10 Days
• service: USPS Ground Advantage

seller servermemor:

• rating: 100.0%
• city: Mechanicsville, Virginia
• # reviews: 158

payments servermemor:

• credit card: Visa
• other
• wallet: Apple-pay

general servermemor:

• Enterprise Networking, Servers > Server Components > Server Memory RAM
• condition: Used

offer servermemor:

• best offers: True
• sold: 0
• availability: In Stock
• quantity: 1
• options: Ship-to-home
• started: April 27, 2026

returns servermemor:

• policy: No Returns

Samsung M393A2K40DB3 Is Similar To:

• 0.09744922496769814 Samsung Ecc Reg Ram (26.1% similar) No other accessories hardware software. I'll get back to you as soon I can...(November 17th, 2018)
• 0.11338225633667265 Lot Samsung Ecc Server Ram Memory (38.8% similar) Condition: used, working if a power adapter is required for this item, it not included cord shows signs of normal use w some scuffs scratches blemishes sticker residue no other accessories hardware software. I'll get back to you as soon I can...(March 27th, 2018)
• 0.1258726855836516 Lot Samsung Server Vlp Ram Ibm (25.6% similar) I'll get back to you as soon I can. Condition: used, working, pictured one but total 36 same if a power adapter is required for this item, it not included cord shows signs of normal use w some scuffs scratches blemishes sticker residue no other accessories hardware software...(October 19th, 2018)
• 0.35100209741590715 Hp Samsung Ecc Reg (22.8% similar) I'll get back to you as soon I can. No other accessories hardware software...(October 12th, 2018)
• 0.3518165772947017 Samsung Cn Ram Ecc Reg Qty (31.4% similar) No other accessories hardware software. I'll get back to you as soon I can...(May 7th, 2018)
• 0.4190561585571104 Lot Samsung Ecc Server Ram (33.1% similar) Condition: used, working if a power adapter is required for this item, it not included cord shows signs of normal use w some scuffs scratches blemishes sticker residue no other accessories hardware software. I'll get back to you as soon I can...(October 13th, 2018)
• 0.4196896457027133 Samsung Ecc Reg Ram (26.3% similar) No other accessories hardware software. I'll get back to you as soon I can...(November 9th, 2018)
• 0.42639317034624824 Samsung Server Vlp Ram Ibm (26.2% similar) I'll get back to you as soon I can. Condition: used, working if a power adapter is required for this item, it not included cord shows signs of normal use w some scuffs scratches blemishes sticker residue no other accessories hardware software...(October 19th, 2018)
• 0.7823584412062607 Samsung Reg Ecc Ram Cn Qty (31.4% similar) I'll get back to you as soon I can. No other accessories hardware software...(June 19th, 2018)
• 0.850481806304197 Lot Samsung Hynix Server Ecc Ram (28.6% similar) Condition: used, working if a power adapter is required for this item, it not included cord shows signs of normal use w some scuffs scratches blemishes sticker residue no other accessories hardware software. I'll get back to you as soon I can...(October 16th, 2018)
• 0.9516050138760368 Samsung Registered Ecc Memory (37.1% similar) Condition: used, working if a power adapter is required for this item, it not included cord shows signs of normal use w some scuffs scratches blemishes sticker residue no other accessories hardware software. I'll get back to you as soon I can...(May 26th, 2018)