AXIOM 32GBR421CM-A16 Samsung Ram Ecc Dimm Server Memory 2RX4 DDR4-2133 288-PIN

( Brand: Axiom ), ( Manufacturer Part Number: 32GBR421CM-A16 ), ( Form Factor: Dimm ), ( Type: Ddr4 Sdram ), ( Total Capacity: 32 Gb ), ( Number Of Pins: 288 ), ( Bus Speed: Pc4-21300 ), ( Memory Features: Ecc Memory, Registered )

Review AXIOM Samsung Ram 2rx4 Ddr4-2133 Ecc Registered Dimm Server Memory 288-pin

The **Samsung M393A2K40BB0-CTD RAM Module (Axiom 32GB DDR4-2133 ECC RDIMM, Model: 32GB 2Rx4, 288-Pin, Part Number: AXIOM32GBR421CM-A16)** is a high-performance, enterprise-grade memory solution engineered for demanding server environments where reliability, speed, and scalability are paramount. This **32GB DDR4 Registered DIMM (RDIMM)** module operates at a clock speed of **2133 MHz**, delivering optimal data throughput for CPU-intensive workloads such as virtualization, database management, high-performance computing (HPC), and cloud infrastructure. Built with **Samsung s industry-leading K4B4G3256E-BCT10 memory chips**, this module ensures exceptional endurance, low power consumption, and superior signal integrity, making it an ideal choice for mission-critical applications where uptime and performance consistency are non-negotiable.

Designed with **2133 MHz DDR4 technology**, this RDIMM module leverages **2Rx4 configuration (two ranks, four banks per rank)**, which enhances memory channel efficiency while maintaining compatibility with a wide range of server platforms, including Intel Xeon and AMD EPYC-based systems. The **288-pin DIMM form factor** ensures seamless integration into modern server motherboards, while the **ECC (Error-Correcting Code) functionality** provides real-time detection and correction of single-bit memory errors, significantly reducing the risk of data corruption in high-reliability environments. This feature is particularly valuable in enterprise deployments where data integrity is critical, such as financial transaction processing, scientific simulations, and large-scale data analytics.

The **32GB capacity** of this module allows for efficient memory scaling, enabling administrators to configure systems with multiple DIMMs to meet the demands of resource-heavy applications without compromising performance. Whether deployed in a **2U server, blade system, or high-density rack server**, this RAM module delivers **low-latency access times** and **high bandwidth**, ensuring smooth operation even under peak workloads. Additionally, Samsung s **strict manufacturing quality controls** guarantee long-term stability, with rigorous testing for parameters such as **signal integrity, thermal management, and endurance cycles**, ensuring that this module remains operational under sustained heavy loads.

For data centers and IT infrastructures prioritizing **cost efficiency and performance**, this **Samsung DDR4-2133 ECC RDIMM** represents a robust investment. Its **low power consumption** helps reduce operational costs while maintaining peak efficiency, making it a sustainable choice for large-scale deployments. Whether used in **virtualized environments, AI/ML workloads, or enterprise-grade databases**, this memory module provides the **speed, reliability, and scalability** required to handle today s most demanding computational tasks with confidence. Built to meet **JEDEC standards** and optimized for **server-grade durability**, the **AXIOM32GBR421CM-A16** is a premium memory solution that bridges the gap between performance and dependability in modern IT infrastructure.

### **Pros and Cons of buying a Samsung M393A8G43DB0-CPB RAM (32GB, 2Rx4, DDR4-2133, ECC, Registered, 288-Pin)**

1. **High Capacity and Performance** The 32GB capacity (2Rx4 configuration) provides substantial memory for demanding workloads, such as virtualization, database management, or high-end server applications. DDR4-2133 MHz offers a good balance between speed and compatibility with mid-range server platforms.

2. **ECC (Error-Correcting Code) Support** ECC memory is essential for servers, as it detects and corrects data corruption, reducing the risk of crashes and data loss in critical applications. This is particularly valuable in enterprise environments where reliability is paramount.

3. **Registered (Buffered) Design** Registered DIMMs (RDIMMs) help stabilize memory signals on the motherboard, reducing the risk of instability in high-channel-count configurations. This makes them suitable for servers with multiple memory slots.

4. **Compatibility with Mid-Range Servers** DDR4-2133 is a widely supported speed in enterprise-grade servers, making this module compatible with many workstation and server platforms (e.g., Dell PowerEdge, HP ProLiant, Lenovo ThinkServer, and some Intel Xeon-based systems). It avoids the need for expensive high-speed memory upgrades later.

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

6. **Cost-Effective for Large Configurations** While individual modules may not be the cheapest option, buying in bulk (e.g., 4x 32GB kits) can provide cost savings per GB compared to lower-capacity or unbuffered memory. This is ideal for scaling memory in servers.

7. **Low Latency for Server Workloads** DDR4-2133 has lower latency compared to older DDR3 modules, improving performance in memory-intensive tasks like VM hosting or large-scale databases.

8. **Future-Proofing Potential** While DDR4-2133 is not the fastest option available, it remains a viable choice for servers that may not require cutting-edge speed. Upgrading to faster DDR4 (e.g., 2666 MHz) or DDR5 later is still possible in many systems.

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1. **Not the Fastest Option** DDR4-2133 is slower than newer DDR4-2666/3200 or DDR5 modules. If the server is running on a high-end CPU (e.g., Intel Xeon Scalable or AMD EPYC), the memory speed may become a bottleneck, limiting performance gains from the CPU.

2. **Limited to Mid-Range Systems** High-end servers (e.g., those with Intel Xeon Platinum or AMD EPYC 7003 series) often require faster memory (DDR4-2933 or DDR5) to fully utilize the CPU s cores. This module may not be optimal for such platforms.

3. **Higher Cost per GB Than Consumer Memory** Server-grade ECC/RDIMM memory is more expensive than consumer DDR4 modules. While this is justified for enterprise use, it may be overkill for smaller businesses or non-critical workloads where non-ECC memory would suffice.

4. **Requires Proper Socket and Slot Support** Not all servers support RDIMMs. Some platforms (e.g., budget workstations or older servers) may only support UDIMMs (unbuffered DIMMs) or LRDIMMs (Load-Reduced DIMMs). Always verify compatibility with the motherboard or server manual.

5. **Power Consumption** DDR4-2133 modules consume more power than lower-speed memory, which may impact cooling and energy costs in large server deployments. However, this is a minor consideration compared to the benefits of ECC and reliability.

6. **Potential for Overkill in Low-Demand Environments** If the server is running lightweight applications (e.g., a small file server or basic web hosting), 32GB per module may be excessive, leading to unnecessary costs without significant performance benefits.

7. **Vendor Lock-In Risk** Some server manufacturers (e.g., Dell, HP) have proprietary memory configurations. While this module is widely compatible, using non-OEM memory may void warranties or require additional testing in some enterprise environments.

---

The **Samsung M393A8G43DB0-CPB (32GB, DDR4-2133, ECC, Registered)** is an excellent choice for **mid-range to high-end servers** where reliability, error correction, and scalability are priorities. It strikes a balance between cost, performance, and compatibility, making it suitable for:

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

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

- **Enterprise applications** (e.g., ERP, CRM)

- **Workstations running memory-intensive tasks** (e.g., CAD, video editing)

However, if the server is **CPU-bound with high core counts** (e.g., Intel Xeon Platinum or AMD EPYC), faster memory (DDR4-2666 or DDR5) would be more beneficial. For **budget-friendly or low-demand setups**, non-ECC memory may be sufficient, reducing costs without sacrificing performance significantly.

---

- You need **reliable, error-corrected memory** for a server or workstation.

- Your server supports **DDR4-2133 RDIMMs** and you want to avoid bottlenecks in memory-bound workloads.

- You plan to **scale memory later** (e.g., adding more 32GB modules).

- You prioritize **Samsung s reputation for quality** in enterprise memory.

- Your server requires **faster memory** (e.g., DDR4-2666 or DDR5) for optimal CPU performance.

- You are working with a **budget constraint** and non-ECC memory is acceptable.

- The server is **low-demand** (e.g., a small file server), and 32GB per module is unnecessary.

For most **enterprise or professional server use cases**, this module is a **strong, cost-effective choice** that delivers reliability and performance. Always verify compatibility with your specific motherboard or server before purchasing.

Details:

M393A4K40BB0 Used Samsung RAM module. Pulled from a working server.

part #: 32gbr421cma16 price

• $85.00

specifications servermemor:

• brand: Axiom
• mpn: 32gbr421cm-a16
• form factor: Dimm
• type: Ddr4 Sdram
• total capacity: 32 Gb
• number of pins: 288
• bus speed: Pc4-21300
• memory features: Ecc Memory, Registered

payments servermemor:

• other
• wallet: Paypal
• money order
• credit card: Discover

seller servermemor:

• city: Evans, Georgia
• # reviews: 524
• rating: 100.0%

returns servermemor:

• method: Money back
• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer

offer servermemor:

• options: Ship-to-home
• sold: 0
• quantity: 2
• availability: In Stock
• started: March 25, 2026
• best offers: True

shipping servermemor:

• cost: $0.00
• carrier: USPS
• transit: 5-10 Days
• type: Calculated
• class: Standard
• service: USPS Ground Advantage

general servermemor:

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

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