SAMSUNG M393A2G40EB1-CRCOQ Sk Hynix Cisco Dimm Ecc Server Memory 10X DDR4-2400

( Brand: Samsung ), ( Manufacturer Part Number: M393A2G40EB1-CRCOQ ), ( Model: M393A2G40EB1-CRCOQ, HMA42GR7AFR4N-UH, UCS-MR-1X162RV-A ), ( Form Factor: Dimm ), ( Type: Ddr4 Sdram ), ( Total Capacity: 128 Gb ), ( Capacity Per Module: 16 Gb ), ( Number Of Pins: 288 ), ( Bus Speed: Pc4-2400t ), ( Memory Features: Ecc Memory, Registered )

Review SAMSUNG Sk Hynix Cisco 10x 16gb Ddr4-2400 Dimm Ecc Registered Server Memory

The **Samsung SK Hynix M393A2G40EB1-CRCOQ 10x DDR4-2400 ECC Registered DIMM** is a high-performance, enterprise-grade memory module engineered to deliver uncompromising reliability, efficiency, and scalability for demanding server environments. Part of Samsung s premium **SK Hynix** line, this **10-rank (10x) DDR4-2400MHz** module is designed with **ECC (Error-Correcting Code) and Registered (Buffered) architecture**, making it an ideal choice for mission-critical applications such as data centers, virtualization platforms, high-frequency trading systems, and large-scale database operations. With a **capacity of 32GB per DIMM** (comprising 10 individual ranks of 3.2GB each), this module maximizes memory density while maintaining robust error detection and correction, ensuring data integrity even under heavy workloads or prolonged operational stress.

Built on **low-power, high-efficiency SK Hynix DRAM technology**, this module operates at a **2400MHz data transfer rate**, providing a balanced performance boost without excessive power consumption a critical consideration for energy-efficient data centers. The **Registered (Buffered) design** reduces bus contention by buffering commands and addresses, allowing for smoother communication between the memory controller and the DIMM, which is particularly beneficial in multi-socket server configurations where memory bandwidth and latency must be tightly managed. Additionally, the **CRCOQ (CRC on Write) feature** enhances data reliability by detecting and correcting errors during write operations, further safeguarding against silent data corruption a common concern in high-availability environments.

This module is fully compatible with **Cisco s enterprise server platforms**, including the **UCS (Unified Computing System) servers, Blade Systems, and high-end rack-mounted solutions**, ensuring seamless integration with Cisco s infrastructure. The **240-pin SODIMM form factor** adheres to industry-standard specifications, guaranteeing compatibility with a wide range of server motherboards while supporting **Dual Inline Memory Module (DIMM) slots** designed for ECC Registered memory. The **low-profile heat spreader** aids in thermal management, preventing overheating in densely populated server racks, while the **high-quality Samsung SK Hynix DRAM chips** deliver consistent performance and longevity, even under sustained heavy loads.

For organizations prioritizing **scalability and future-proofing**, this 32GB DIMM offers an excellent balance of capacity and performance, allowing for the deployment of large-scale virtualization, high-performance computing (HPC), and enterprise-level applications without compromising stability. Whether deployed in a **single-socket or multi-socket server**, this memory module ensures **minimal latency, maximum throughput, and enterprise-grade reliability**, making it a cornerstone component for modern data infrastructure. With **military-grade manufacturing standards** and rigorous testing, it is built to withstand the rigors of 24/7 operations, ensuring long-term dependability in the most demanding server environments.

**Pros and Cons of buying a Samsung SK Hynix Cisco M393A2G40EB1-CRCOQ (10x DDR4-2400 ECC Server Memory)**

1. **High Performance for Server Workloads** DDR4-2400 memory is optimized for server applications, offering faster data transfer rates compared to slower DDR4 modules. This can improve processing speed in database-driven, virtualization, or compute-intensive environments.

2. **Error-Correcting Code (ECC) Support** ECC memory helps detect and correct single-bit errors, reducing data corruption risks in critical server operations. This is essential for financial, healthcare, and enterprise environments where data integrity is paramount.

3. **Registered (Buffered) Design** The module is registered, meaning it includes a buffer to manage data flow between the memory controller and the DIMMs. This reduces signal interference and improves stability in multi-socket servers.

4. **Compatibility with Cisco and Enterprise Servers** The part number (M393A2G40EB1-CRCOQ) is designed for Cisco UCS and other enterprise-grade servers, ensuring reliable performance in supported systems.

5. **Reliability and Durability** Samsung and SK Hynix are reputable manufacturers known for producing high-quality memory with robust error correction and endurance.

6. **Scalability** DDR4-2400 is a common speed for enterprise servers, allowing for easy upgrades and compatibility with existing hardware.

7. **Low Latency** Compared to slower DDR4 modules, this memory reduces latency, which can be beneficial for real-time applications.

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1. **Higher Cost Compared to Consumer Memory** Server-grade ECC memory is more expensive than non-ECC or consumer DDR4 modules. The price per GB is significantly higher, which may not be justified for non-enterprise use cases.

2. **Limited Upgrade Flexibility** If the server supports only DDR4-2400, upgrading to faster speeds (e.g., DDR4-3200) may require a full replacement, as mixed speeds can cause instability.

3. **Power Consumption** DDR4-2400 modules consume more power than lower-speed memory, which may impact cooling and energy costs in large server deployments.

4. **Potential Overkill for Non-Server Use** If purchasing for a workstation or non-critical application, the performance gains may not justify the cost, and non-ECC memory could suffice.

5. **Availability and Lead Times** Enterprise-grade memory, especially in bulk quantities, may have longer lead times or require purchasing through authorized distributors.

6. **Compatibility Risks with Non-Cisco Systems** While this module is designed for Cisco servers, using it in non-Cisco hardware may void warranties or cause compatibility issues.

7. **Redundancy Overhead** ECC adds slight overhead in terms of memory capacity (some capacity is used for error correction), meaning you get slightly less usable memory than the total capacity listed.

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The **Samsung SK Hynix Cisco M393A2G40EB1-CRCOQ (10x DDR4-2400 ECC Registered DIMMs)** is an excellent choice for **enterprise servers, Cisco UCS systems, virtualization hosts, and data-intensive applications** where reliability, error correction, and performance are critical. Its registered design and ECC protection make it ideal for environments where data integrity cannot be compromised.

However, for **non-server use cases, budget constraints, or systems that do not require ECC**, this memory may be unnecessarily expensive. In such scenarios, non-ECC or lower-cost DDR4 modules would be more practical.

- You are deploying it in a **Cisco UCS server, enterprise-grade server, or high-reliability workload** (e.g., databases, virtualization, financial systems).

- You need **ECC protection** to prevent data corruption.

- Your system **requires DDR4-2400 registered memory** for stability.

- You are using it in a **workstation, gaming PC, or non-critical application** where ECC is unnecessary.

- You are on a **tight budget** and can use non-ECC or lower-speed memory instead.

- Your server **does not support registered memory**, as unregistered (UDIMM) modules may be more cost-effective.

For most **enterprise and server environments**, this is a **strong, reliable choice** that justifies its cost. For other uses, consider alternatives based on specific requirements.

Details:

The memory modules feature ECC and are registered, ensuring stability error correction in server environments. The DIMM form factor and 288 pins make it compatible with a wide range of server systems. Ideal for enterprise networking and server applications, this memory module set offers fast bus speed of PC4-2400T DDR4-2400. The Samsung SK hynix Cisco 10x 16GB DDR4-2400 DIMM ECC Registered Server Memory is a high-performance memory module designed for server use.

With a total capacity of 160GB spread across 10 modules, each with 16GB, this DDR4 SDRAM memory provides reliable and efficient performance.

part #: m393a2g40eb1 prices

• $85.49-$223.20

specifications servermemor:

• brand: Samsung
• mpn: M393a2g40eb1-crcoq
• model: M393a2g40eb1-crcoq, Hma42gr7afr4n-uh, Ucs-mr-1x162rv-a
• form factor: Dimm
• type: Ddr4 Sdram
• total capacity: 128 Gb
• capacity per module: 16 Gb
• number of pins: 288
• bus speed: Pc4-2400t
• memory features: Ecc Memory, Registered

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• best offers: True
• availability: In Stock
• sold: 0
• started: March 4, 2026
• quantity: 1
• options: Ship-to-home

seller servermemor:

• city: Pasadena, Texas
• rating: 100.0%
• # reviews: 12

general servermemor:

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

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• type: Calculated
• carrier: UPS
• cost: $9.06
• class: Standard

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