SK HYNIX 1803C Rdimm Ecc Server Memory 32GB 2RX4 PC4-2400T-RB2-11 DDR4

( Brand: Sk Hynix ), ( Manufacturer Part Number: 1803C ), ( Type: Ddr4 Sdram ), ( Bus Speed: Pc4-2400t ), ( Memory Features: Ecc Memory ), ( Form Factor: Rdimm ), ( Capacity Per Module: 32 Gb ), ( Number Of Pins: 288 )

Review SK HYNIX 2rx4 Ddr4 Rdimm Ecc Server Memory

The **SK Hynix 1803C 32GB 2Rx4 PC4-2400T-RB2-11 DDR4 Registered ECC Server Memory** represents a high-performance, enterprise-grade solution designed to meet the demanding requirements of modern data centers, high-availability servers, and mission-critical workloads. Engineered with SK Hynix s cutting-edge 18-nanometer (18nm) process technology, this memory module delivers an optimal balance of speed, reliability, and efficiency, making it an ideal choice for applications that demand low latency, high throughput, and robust error correction. The **2Rx4 configuration** ensures seamless compatibility with dual-channel server architectures, maximizing bandwidth utilization while maintaining stability across multi-socket systems. Operating at a **PC4-2400T** speed rating (equivalent to 2400MHz), this module achieves a clock speed of 2400 megatransfers per second (MT/s), enabling faster data transfer rates and improved system responsiveness for CPU-intensive tasks such as virtualization, database management, and high-performance computing (HPC). The **Registered (RDIMM)** architecture incorporates a buffer chip to manage data signaling, reducing signal integrity issues and minimizing electromagnetic interference (EMI) in densely populated server environments. This design also enhances scalability, allowing for larger memory configurations without compromising system stability.

Equipped with **ECC (Error-Correcting Code) technology**, this memory module actively detects and corrects single-bit errors in real time, safeguarding critical data from corruption and ensuring uninterrupted operation in fault-tolerant environments. The **11-11-11-28** timing configuration (CL11-RCD11-RP11-RAS28) optimizes memory access patterns, reducing latency and improving overall system efficiency, particularly in workloads that rely on frequent memory accesses. Built to adhere to strict **JEDEC standards**, this module is fully compatible with Intel Xeon and AMD EPYC processors, as well as a wide range of server platforms from leading manufacturers. Its **240-pin DIMM form factor** ensures plug-and-play compatibility with enterprise-grade motherboards, while the **low-power T (T 1.2V)** voltage specification enhances energy efficiency, reducing operational costs and heat generation in high-density server racks. Additionally, the module is designed with **24GB of capacity per rank**, allowing for flexible memory expansion in dual-rank configurations, which is particularly advantageous for workloads requiring large virtual memory pools or high-bandwidth data processing.

Beyond its technical specifications, the **SK Hynix 1803C** is built with durability in mind, featuring robust components that withstand the rigors of continuous operation in demanding environments. Its **heat-resistant design** and **low-profile construction** make it suitable for servers with limited clearance, while its **high-reliability soldered DRAM chips** eliminate the risk of mechanical failure associated with ball-grid array (BGA) modules. This module is also **CE, FCC, and RoHS compliant**, ensuring it meets global regulatory standards for environmental safety and electromagnetic compatibility. Whether deployed in cloud infrastructure, financial trading systems, or AI-driven analytics platforms, the **SK Hynix 1803C 32GB 2Rx4 DDR4 RDIMM ECC** delivers a proven combination of performance, reliability, and scalability, making it a cornerstone for next-generation server deployments.

### **Pros and Cons of SK Hynix 1803C 32GB 2Rx4 PC4-2400T-RB2-11 DDR4 RDIMM ECC Server Memory**

1. **High Capacity and Density** Each module provides 32GB of RAM, which is ideal for high-end servers requiring large memory pools for virtualization, databases, or data processing workloads.

2. **Registered DIMM (RDIMM) Design** RDIMMs are optimized for server environments, offering better stability and reduced power consumption compared to unbuffered DIMMs. They also support higher memory capacities per channel.

3. **Error-Correcting Code (ECC) Support** ECC memory helps detect and correct single-bit errors, improving data integrity in mission-critical applications where reliability is paramount.

4. **Dual Rank (2Rx4) Configuration** The 2-rank design allows for better bandwidth utilization and performance in multi-channel server architectures, though it may require careful timing tuning in some systems.

5. **Low Power Consumption (T-Spec)** The "-T" suffix indicates a low-power variant (typically 1.2V or lower), which reduces heat generation and power draw, making it suitable for energy-efficient data centers.

6. **Compatibility with Modern Servers** The PC4-2400 (2400 MT/s) speed is widely supported in enterprise-grade servers, ensuring broad compatibility with Intel Xeon, AMD EPYC, and other high-end CPUs.

7. **Reliability for Long-Term Use** SK Hynix is a reputable manufacturer with a strong track record in server-grade memory, offering consistent performance and durability.

8. **Scalability** 32GB modules allow for easy scaling in large server configurations, reducing the need for frequent upgrades.

1. **Higher Cost** Compared to consumer-grade DDR4 memory, server RDIMMs are significantly more expensive, which may be a barrier for budget-conscious deployments.

2. **Limited Upgrade Flexibility** RDIMMs are not backward-compatible with consumer motherboards or LRDIMMs (Load-Reduced DIMMs), restricting upgrade options.

3. **Potential for Overkill** If the server workload does not heavily utilize memory bandwidth (e.g., CPU-bound tasks), the performance gains from RDIMMs may not justify the cost.

4. **Timing and Compatibility Risks** Some older or non-enterprise-grade servers may struggle with RDIMMs, especially if the BIOS or firmware lacks proper support for low-power or high-density modules.

5. **Waste of Capacity in Smaller Deployments** If the server does not require 32GB per slot, purchasing this module may result in unused capacity, increasing costs without proportional benefits.

6. **Potential for Latency in Some Configurations** While RDIMMs are generally efficient, certain multi-rank setups can introduce slight latency penalties compared to single-rank modules in optimized systems.

7. **Vendor Lock-In Risk** Some server manufacturers may have proprietary memory requirements, making it difficult to mix and match modules from different vendors without testing.

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### **Conclusion and Recommendation**

The **SK Hynix 1803C 32GB 2Rx4 PC4-2400T-RB2-11 DDR4 RDIMM ECC** is an excellent choice for **high-end server deployments** where reliability, scalability, and performance are critical. It excels in environments requiring large memory pools, such as virtualization hosts, database servers, or high-performance computing (HPC) workloads. The ECC protection and RDIMM design ensure stability and data integrity, while the low-power variant reduces operational costs.

However, this module is **not ideal for cost-sensitive or low-end deployments**. If the server does not heavily utilize memory bandwidth or if budget constraints are a concern, lower-capacity RDIMMs (e.g., 16GB) or LRDIMMs (for very high-density configurations) may be more practical. Additionally, users should verify **server compatibility** especially BIOS/firmware support for RDIMMs and low-power variants before purchasing.

- **Buy if:** You are deploying a **high-end server** (e.g., Intel Xeon Scalable, AMD EPYC) for **virtualization, databases, or memory-intensive workloads**, and require **32GB per slot** for future-proofing.

- **Avoid if:** You are working with **budget servers, non-enterprise hardware, or workloads that do not benefit significantly from large memory capacities**.

- **Consider alternatives if:** You need **lower latency** (single-rank modules), **cost efficiency** (16GB RDIMMs), or **mixed vendor compatibility** (test thoroughly).

For most **enterprise-grade server deployments**, this module is a **strong, reliable choice** that balances performance, capacity, and reliability. Always cross-reference with your server s **QVL (Qualified Vendor List)** to ensure compatibility.

Details:

F3 Key Functions Working C3 Used Fair. The sale will only include what is pictured. Condition: Used,: SK Hynix 32GB 2Rx4 PC4-2400T-RB2-11 1803C DDR4 RDIMM ECC Server Memory, Notes: Each module of RAM has been tested for key functionality and is good working condition. Note that this SERVER memory will not function in a standard desktop. Never accept a damaged package.

A phone number is required for shipping. About this listing: If an accessory is not specifically mentioned above then it included. Stock photos may be used for new, unopened items.

part #: 1803c prices

• $80.00-$199.99

specifications servermemor:

• brand: Sk Hynix
• mpn: 1803c
• type: Ddr4 Sdram
• bus speed: Pc4-2400t
• memory features: Ecc Memory
• form factor: Rdimm
• capacity per module: 32 Gb
• number of pins: 288

payments servermemor:

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

general servermemor:

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

offer servermemor:

• started: March 24, 2026
• quantity: 1
• sold: 0
• availability: In Stock
• options: Ship-to-home

returns servermemor:

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

seller servermemor:

• rating: 99.7%
• # reviews: 9913
• city: Columbus, Ohio

shipping servermemor:

• cost: $0.00
• type: Fixed
• transit: 3-8 Days
• class: Standard
• service: Standard

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