KINGSTON KSM56R46BD4PMI-64HAI Ecc Rdimm Ram 64GB U20606 DDR5 5600MHZ 2RX4 G1N

( Brand: Kingston ), ( Manufacturer Part Number: KSM56R46BD4PMI-64HAI ), ( Bus Speed: Pc5-44800 ), ( Capacity Per Module: 64 Gb ), ( Country Of Origin: United States ), ( Form Factor: Rdimm ), ( Frequency: 5600mhz ), ( Item Height: 1.21in ), ( Item Length: 5.23in ), ( Item Width: 0.12in ), ( Memory Features: Ecc Memory ), ( Number Of Pins: 288 ), ( Rank: 2rx4 ), ( Type: Ecc Ram ), ( Unit Type: Unit ), ( Voltage: 1.1v )

Review KINGSTON 5600mhz Ecc Rdimm 2rx4 Reg Ram Ksm56r46bd4pmi6 G1n

The **Kingston KSM56R46BD4PM1-64HAI** is a high-performance, enterprise-grade **64GB DDR5 RDIMM memory module** engineered to deliver exceptional reliability, speed, and efficiency for demanding server, workstation, and high-performance computing (HPC) environments. Part of Kingston s **KSM56 series**, this module adheres to the **DDR5-5600 MHz** standard, offering a **registered (REG) architecture** with **ECC (Error-Correcting Code) protection** to ensure data integrity in mission-critical applications. Designed with a **2Rx4 configuration**, it features **four 16GB DRAM dies per rank**, providing a robust balance between capacity and performance while maintaining compatibility with modern Intel and AMD server platforms. The module incorporates **low-power, high-efficiency components**, including **64-bit wide data buses** and **advanced signal integrity optimizations**, to minimize latency and maximize throughput in multi-socket systems. Built with **industrial-grade reliability**, it supports **24/7 operation** and is fully compliant with **JEDEC standards**, ensuring seamless integration into enterprise-grade servers, storage arrays, and cloud infrastructure. Whether deployed in virtualized environments, AI/ML workloads, or large-scale database systems, this module excels in maintaining stability under heavy loads while reducing the risk of data corruption through its **ECC correction capabilities**. Kingston s rigorous testing and **G1N (Gen1) interface** further guarantee long-term durability, making it an ideal choice for organizations prioritizing both performance and dependability in their IT infrastructure.

### **Pros and Cons of the Kingston KSM56R46BD4PMI-64HAI (64GB DDR5-5600MHz ECC RDIMM 2Rx4 Reg)**

1. **High Performance for Workloads** DDR5-5600MHz is faster than most DDR4 options, providing better throughput for memory-intensive tasks like virtualization, databases, and high-end computing workloads.

2. **ECC Support** Error-Correcting Code (ECC) memory helps prevent data corruption, making it ideal for servers, workstations, and applications where data integrity is critical (e.g., financial systems, scientific computing).

3. **Registered (RDIMM) Design** RDIMMs are optimized for multi-channel server and workstation systems, reducing power consumption and improving stability in high-channel configurations.

4. **High Capacity (64GB)** A single module provides substantial capacity, reducing the need for multiple slots and simplifying memory upgrades in systems that support large single-rank modules.

5. **Compatibility with Modern Platforms** DDR5 is the latest standard, ensuring long-term compatibility with newer CPUs and motherboards that support DDR5 memory.

6. **Reliability in Enterprise Environments** Kingston is a reputable brand with a strong track record in enterprise and server-grade memory, offering better long-term reliability compared to some budget alternatives.

7. **2Rx4 Configuration** This module uses two ranks and four channels, which can improve performance in systems with sufficient memory slots and channel support.

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1. **Expensive** DDR5 ECC RDIMMs are significantly more costly than standard DDR4 or non-ECC DDR5 modules. The price per GB is higher than consumer-grade memory, which may not be justified for non-professional use.

2. **Limited Consumer Use Case** DDR5-5600MHz ECC RDIMMs are primarily designed for servers, workstations, and high-end professional systems. Most consumer PCs do not support RDIMMs or require such high memory speeds.

3. **Power Consumption** DDR5 modules generally consume more power than DDR4, which may impact cooling requirements in systems with tight thermal constraints.

4. **Compatibility Issues** Not all motherboards support DDR5, and even those that do may not support RDIMMs or specific speeds. Always verify compatibility with your system s BIOS and motherboard manual.

5. **Overkill for Casual Use** If you are not running a server, virtualization platform, or high-end workstation, the performance gains may not be noticeable, and the cost may not be justified.

6. **Limited Availability of Matching Kits** Unlike consumer memory, ECC RDIMMs are often sold as single modules rather than matched kits, which can complicate memory upgrades if you need multiple modules.

7. **Potential for Obsolescence** DDR5 is still evolving, and future generations (e.g., DDR6) may render this module outdated sooner than DDR4 alternatives.

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The **Kingston KSM56R46BD4PMI-64HAI** is an excellent choice for **servers, workstations, virtualization hosts, or high-performance computing environments** where ECC memory, high capacity, and reliability are critical. Its DDR5-5600MHz speed and RDIMM design provide a significant performance advantage in professional settings, but the cost and specialized use case make it impractical for most consumer applications.

If you are building or upgrading a **server, HPC cluster, or professional workstation**, this module is a strong investment due to its stability, speed, and enterprise-grade features. However, for **gaming, content creation (without server workloads), or general consumer use**, a lower-cost DDR4 or non-ECC DDR5 module would likely be a more practical and cost-effective choice.

- You are setting up a **server, virtualization platform, or high-end workstation** requiring ECC and high memory capacity.

- Your system supports **DDR5 RDIMMs** and you need **5600MHz performance** for memory-intensive tasks.

- You prioritize **reliability and data integrity** over cost savings.

- You are building a **consumer PC, gaming rig, or standard workstation** where DDR4 or non-ECC DDR5 would suffice.

- Your budget is limited, as the price per GB is significantly higher than consumer alternatives.

- You are unsure whether your motherboard supports **DDR5 RDIMMs**, as compatibility is not universal.

For most users, this module is **not a necessary purchase**, but for the right professional applications, it delivers **superior performance and reliability**. Always verify system compatibility before purchasing.

Details:

part #: ksm56r46bd4pmi64hai prices

• $239.99-$1199.99

specifications servermemor:

• brand: Kingston
• mpn: Ksm56r46bd4pmi-64hai
• bus speed: Pc5-44800
• capacity per module: 64 Gb
• country of origin: United States
• form factor: Rdimm
• frequency: 5600mhz
• item height: 1.21in
• item length: 5.23in
• item width: 0.12in
• memory features: Ecc Memory
• number of pins: 288
• rank: 2rx4
• type: Ecc Ram
• unit type: Unit
• voltage: 1.1v

shipping servermemor:

• cost: $0.00
• carrier: USPS
• service: USPS Ground Advantage
• transit: 5-12 Days
• class: Standard
• type: Fixed

returns servermemor:

• policy: No Returns

offer servermemor:

• options: Ship-to-home
• started: February 6, 2026
• sold: 0
• quantity: 1
• availability: In Stock

payments servermemor:

• wallet: Apple-pay
• other
• credit card: Discover

general servermemor:

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

seller servermemor:

• # reviews: 39249
• rating: 96.1%
• city: Bensenville, Illinois

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