HYNIX HMCG94AGBQA181N Ecc Rdimm 64GB 2RX4 PC5-44800 DDR5-5600

( Brand: Hynix ), ( Manufacturer Part Number: HMCG94AGBQA181N ), ( Type: Enterprise )

Review HYNIX 2rx4 Ecc Rdimm

The **Hynix HMCG94AGBQA181N** is a high-performance **64GB 2Rx4 DDR5 RDIMM** memory module engineered to deliver exceptional speed, reliability, and efficiency for next-generation data centers, enterprise servers, and high-performance computing (HPC) workloads. Built on **Hynix s advanced 18nm process technology**, this module adheres to the **DDR5-5600 (PC5-44800)** standard, offering a **5600 MT/s** data transfer rate for blazing-fast memory performance while maintaining robust error correction through **ECC (Error-Correcting Code)** technology. The **2Rx4 configuration** ensures optimal channel utilization, maximizing bandwidth and reducing latency in multi-socket systems, making it an ideal choice for servers requiring high memory density and throughput.

Designed with **low-power efficiency in mind**, this module operates within a **1.1V voltage range**, reducing energy consumption while still delivering peak performance critical for cost-effective, sustainable data center operations. The **RDIMM (Registered DIMM)** architecture incorporates a **buffered memory controller**, which helps mitigate signal integrity issues over longer memory channels, ensuring stable performance in high-end server configurations. With a **64GB capacity**, this module is well-suited for memory-intensive applications such as virtualization, AI/ML workloads, large-scale databases, and high-performance computing clusters where massive data processing demands are the norm.

The **HMCG94AGBQA181N** is fully compatible with **Intel Xeon Scalable (SAPL) and AMD EPYC** processors, making it a versatile solution for modern server platforms. Its **DIMM form factor** ensures seamless integration into enterprise-grade motherboards, while its **ECC functionality** provides critical data protection against bit errors, enhancing system stability and reducing downtime. Additionally, the module s **high-reliability construction** and **extended operational temperature range (typically 0 C to 85 C)** make it resilient in demanding environments, whether in a tightly controlled data center or a ruggedized server deployment.

For organizations prioritizing **scalability and future-proofing**, this Hynix DDR5 module serves as a cornerstone for building high-performance computing infrastructures. Whether deployed in **cloud computing environments, financial trading systems, or scientific simulations**, the **HMCG94AGBQA181N** ensures that memory bottlenecks are minimized while maintaining optimal latency and throughput. With its blend of **high-speed performance, energy efficiency, and enterprise-grade reliability**, this 64GB DDR5 RDIMM module is a strategic investment for businesses seeking to push the boundaries of computational power.

### **Pros and Cons of Hynix HMCG94AGBQA181N (64GB, 2Rx4, ECC RDIMM, PC5-44800 / DDR5-5600)**

1. **High Capacity (64GB)** Ideal for workstations, servers, or high-end gaming PCs requiring large memory pools.

2. **DDR5-5600 Speed** Faster than DDR4, offering better performance for modern CPUs (e.g., Intel 13th/14th Gen, AMD Ryzen 7000/8000).

3. **ECC Support** Critical for data integrity in servers, workstations, and applications requiring error correction (e.g., databases, virtualization).

4. **RDIMM Form Factor** Suitable for multi-socket servers and high-end desktops with multiple memory slots.

5. **Hynix Brand Reliability** Hynix is a trusted manufacturer with consistent quality in memory modules.

6. **Low Power Consumption (PC5-44800 4400 MT/s)** While slightly slower than the rated 5600 MT/s, it remains efficient for most workloads.

7. **Compatibility with Modern Platforms** Works with Intel LGA 1700 (Z790, H770) and AMD AM5 (X670E, X670) motherboards with DDR5 support.

1. **Expensive** DDR5 ECC memory is significantly pricier than DDR4 or non-ECC DDR5, making it less cost-effective for budget builds.

2. **Limited Consumer Demand** Most consumer PCs use SODIMMs or smaller DIMMs, so this module is overkill unless needed for professional use.

3. **RDIMM Requires Specific Motherboards** Not all DDR5 motherboards support RDIMMs (check for "RDIMM" or "LRDIMM" compatibility).

4. **Potential Overkill for Gaming** DDR5-5600 is faster than most gaming setups need, and ECC is unnecessary for casual gaming.

5. **Higher Latency (CL40 )** While not a major issue for servers, it may not be optimal for latency-sensitive applications.

6. **Power Draw** DDR5 consumes more power than DDR4, which could impact efficiency in power-hungry systems.

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### **Conclusion & Recommendation**

- **Servers, workstations, or professional workloads** (e.g., VMs, databases, rendering) where reliability and high capacity are critical.

- **High-end desktops** with multi-socket or high-memory requirements (e.g., content creation, AI/ML).

- **Future-proofing** for platforms that will benefit from DDR5 and ECC.

- **Budget builds, gaming PCs, or general consumer use** where DDR4 or non-ECC DDR5 would suffice.

- **Systems with limited DDR5 RDIMM support** always verify motherboard compatibility.

- **Buy if:** You need **high-capacity, error-corrected memory** for professional or server-grade applications.

- **Avoid if:** You re building a **gaming PC, budget system, or a setup where ECC is unnecessary**.

For most consumers, a **32GB or 128GB DDR5-6000 CL30 non-ECC** (SODIMM or UDIMM) would be a better balance of performance and cost. But if you require **ECC and RDIMM support**, this Hynix module is a solid, high-quality option.

Details:

Condition: Refurbished. Global shipping available to most locations. Quantity Available: 4. Shipping Details.

Ships: Today. Part number: HMCG94AGBQA181N. On the image below to get zoomed view of Item. Rhino stocks just about all things HP, Nimble, IBM, Dell, Sun, Cisco, Super Micro and Juniper, both new refurbished.

HMCG94AGBQA181N HYNIX 64GB 2RX4 ECC RDIMM PC5-44800 DDR5-5600: Manufacturer. Our Platforms.

part #: hmcg94agbqa181n prices

• $1990.00-$1999.00

specifications servermemor:

• brand: Hynix
• mpn: Hmcg94agbqa181n
• type: Enterprise

offer servermemor:

• quantity: 4
• options: Ship-to-home
• best offers: True
• sold: 0
• availability: In Stock
• started: February 6, 2026

payments servermemor:

• other
• credit card: Visa
• wallet: Paypal

seller servermemor:

• rating: 99.8%
• # reviews: 10256
• city: Eden Prairie, Minnesota

returns servermemor:

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

shipping servermemor:

• type: Calculated
• transit: 3-6 Days
• service: UPS Ground, UPS Next Day Air Saver, UPS 2nd Day Air
• carrier: UPS
• class: Standard, One-day, Expedited
• cost: $0.00

general servermemor:

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

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