SAMSUNG M393A2K43BB1-CRCOQ Ram Module Ecc DDR4 1X16GB 2400MHZ

( Brand: Samsung ), ( Manufacturer Part Number: M393A2K43BB1-CRCOQ ), ( Model: DDR4 ), ( Total Capacity: 16 Gb ), ( Memory Features: Ecc Memory, Registered, Fully Buffered ), ( Form Factor: Rdimm ), ( Type: Ecc Ram ), ( Unit Type: Unit ), ( Number Of Pins: 288 ), ( Bus Speed: Pc4-19200 ), ( Country Of Origin: China )

Review SAMSUNG Ram Module 16gb 1x16gb 2400mhz Ecc

The **Samsung M393A2K43BB1-CRCOQ** is a high-performance **16GB (1x16GB) DDR4 memory module** designed to deliver exceptional speed, reliability, and efficiency for demanding computing environments. Engineered with Samsung s proprietary **K4B4G0846D-BCTC** memory chips, this **2400MHz ECC (Error-Correcting Code) DDR4 RAM** module is optimized for enterprise-grade servers, workstations, and high-end desktop systems where data integrity and sustained performance are critical. Built to meet strict industrial standards, it features **low-power consumption** while maintaining blazing-fast data transfer rates, making it ideal for applications such as virtualization, database management, AI/ML workloads, and professional-grade content creation. The **CRCOQ** variant incorporates **ECC memory technology**, which actively detects and corrects single-bit errors, significantly reducing the risk of data corruption in mission-critical operations. With a **CL15 (CAS Latency)** timing profile, this module ensures smooth and responsive operation, minimizing latency in memory access while maintaining stability even under heavy loads. The **2400MHz clock speed** provides a balanced performance boost without excessive power draw, making it a cost-effective solution for users who require both speed and reliability. Whether deployed in a **server rack, high-performance desktop, or HPC cluster**, this Samsung DDR4 module delivers consistent performance, enhanced system stability, and long-term reliability making it a trusted choice for professionals who demand nothing less than excellence in memory performance.

### **Pros and Cons of the Samsung M393A2K43BB1-CRCOQ (1x16GB DDR4 2400MHz ECC RAM Module)**

1. **High Capacity (16GB Single Rank)** Provides substantial memory for single-socket servers, workstations, or high-end desktops, reducing the need for multiple modules.

2. **ECC (Error-Correcting Code) Support** Critical for data integrity in servers, workstations, and applications requiring reliability (e.g., databases, virtualization, scientific computing).

3. **Reliability & Stability** Samsung s RAM is known for consistent performance and low error rates, making it suitable for mission-critical systems.

4. **Low Power Consumption** DDR4-2400 is more power-efficient than higher-speed variants, reducing heat and energy costs in long-running systems.

5. **Compatibility with Older Systems** DDR4-2400 is widely supported in mid-range and older Intel Xeon/EPYC or AMD Ryzen Threadripper/EPYC platforms, offering flexibility for upgrades.

6. **Single-Rank Design** Reduces latency compared to dual-rank modules in some configurations, though this depends on the motherboard s memory controller.

7. **Good Brand Reputation** Samsung is a trusted manufacturer with strong warranties and after-sales support.

1. **Single Module Limitation** A single 16GB stick may not fully utilize dual-channel memory bandwidth, leading to suboptimal performance in dual-channel setups (unless paired with another identical module).

2. **Lower Speed Than Modern Options** DDR4-2400 is slower than newer DDR4-3200/3600 or DDR5 alternatives, which may bottleneck newer CPUs or high-end workloads.

3. **Cost vs. Performance Trade-off** For high-end workloads, higher-speed or larger-capacity ECC RAM (e.g., 32GB or DDR4-3200 ) may offer better performance per dollar.

4. **Limited Future-Proofing** DDR4 is nearing end-of-life, and DDR5 is becoming the standard for new systems, though this module will still work in DDR4-only platforms.

5. **Potential Latency in Some Configurations** Single-rank modules can sometimes have higher latency than dual-rank ones, depending on the motherboard s memory controller and timing settings.

6. **No RDIMM/LRDIMM Options** This is a standard SODIMM (though not actually SODIMM likely a desktop DIMM), meaning it cannot be used in registered (RDIMM) or load-reduced (LRDIMM) server configurations, which are common in enterprise setups.

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### **Conclusion**

- **Single-socket servers** (e.g., Intel Xeon D, older Xeon Scalable, or AMD Ryzen Threadripper 1000/2000) where dual-channel isn t critical.

- **Workstations** running stable, non-gaming workloads (e.g., CAD, video editing, light virtualization).

- **Budget-conscious buyers** who prioritize reliability over raw speed.

- **Upgrades to older systems** where DDR4-2400 is the maximum supported speed.

- **High-performance computing (HPC) or gaming PCs**, where higher speeds (DDR4-3200 ) or larger capacities are preferred.

- **Enterprise environments needing RDIMM/LRDIMM support** (e.g., large-scale servers).

- **Future-proofing**, as DDR5 is becoming the standard for new builds.

---

### **Recommendation**

- You need **16GB of ECC RAM for a single-socket system** (e.g., a Xeon D or Ryzen Threadripper 1000/2000 workstation).

- You re upgrading an **older DDR4-2400-compatible motherboard** and want reliable, low-latency memory.

- Your workload is **not CPU-bound** and doesn t require extreme speeds (e.g., light virtualization, office applications, or stable rendering).

- You can afford **DDR4-3200/3600 ECC** for better performance in newer CPUs.

- You need **larger capacities (32GB )** for multi-socket servers or heavy workloads.

- You re building a **gaming PC or high-end desktop**, where non-ECC, higher-speed RAM (e.g., G.Skill Trident Z) may be better.

- You need **RDIMM/LRDIMM support** for enterprise servers (look for registered memory modules).

For most **general-purpose workstations or small servers**, this module is a **good, cost-effective choice**. For **high-performance or future-proofing needs**, evaluate whether upgrading to higher-speed or larger-capacity ECC RAM is justified.

Details:

Memory ships in specifically designed clam shells inside anti-static bags.

part #: m393a2k43bb1 prices

• $124.17-$378.99

specifications servermemor:

• brand: Samsung
• mpn: M393a2k43bb1-crcoq
• model: Ddr4
• total capacity: 16 Gb
• memory features: Ecc Memory, Registered, Fully Buffered
• form factor: Rdimm
• type: Ecc Ram
• unit type: Unit
• number of pins: 288
• bus speed: Pc4-19200
• country of origin: China

general servermemor:

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

shipping servermemor:

• cost: $0.00
• carrier: USPS
• transit: 4-10 Days
• type: Calculated
• class: Standard
• service: USPS Ground Advantage

seller servermemor:

• rating: 100.0%
• # reviews: 292
• city: Ortonville, Michigan

returns servermemor:

• policy: No Returns

offer servermemor:

• best offers: True
• availability: In Stock
• options: Ship-to-home
• started: April 12, 2026
• sold: 0

payments servermemor:

• other
• credit card: Diners-club
• wallet: Apple-pay

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