CISCO UCS-MRX16G1RE1 Rdimm 1RX8 PC5-4800B EC8 DDR5 15-109514-01

( Brand: Cisco ), ( Manufacturer Part Number: UCS-MRX16G1RE1 ), ( Form Factor: Rdimm ), ( Type: Enterprise ), ( Unit Type: Unit ), ( Total Capacity: 16 Gb ), ( Memory Features: Ecc Memory )

Review CISCO 16gb Ec8 Rdimm

The **Cisco UCS M816G1RE-1RX8 PC5-4800B ECC DDR5 RDIMM (Part Number: 15-109514-01)** is a high-performance, enterprise-grade memory module designed to deliver exceptional speed, reliability, and scalability for Cisco Unified Computing System (UCS) servers. This **16GB (1Rx8) DDR5 RDIMM (Registered Dual Inline Memory Module)** is engineered to meet the demanding requirements of modern data centers, offering a robust solution for workloads that demand low-latency, high-throughput memory performance. Built with **ECC (Error-Correcting Code) memory technology**, it ensures data integrity by detecting and correcting single-bit errors, reducing the risk of system crashes and data corruption critical for mission-critical applications such as virtualization, cloud computing, and high-performance computing (HPC). The module operates at a **PC5-4800B (DDR5-2400 MT/s) speed**, providing a significant performance boost over previous generations, enabling faster data processing and improved application responsiveness. Its **DDR5 architecture** supports advanced memory features like improved power efficiency, enhanced bandwidth, and better scalability, making it ideal for next-generation UCS servers that require high-density memory configurations.

This memory module is specifically designed for **Cisco UCS M-series servers**, including the M816G1RE, where it seamlessly integrates into the server s memory slots, maximizing system efficiency. The **1Rx8 configuration** (1-rank, 8 DIMM channels) balances performance and cost-effectiveness, offering a compact yet powerful solution for environments where memory capacity and speed are prioritized. The **ECC functionality** is particularly valuable in environments where data accuracy is non-negotiable, such as financial transaction processing, database management, or AI/ML workloads. Additionally, the module s **RDIMM (Registered DIMM) design** ensures stable operation in high-channel-count configurations, reducing the risk of signal integrity issues that can arise in large memory arrays. With a **15-109514-01 part number**, this module is a direct-fit replacement or upgrade option for Cisco UCS systems, ensuring compatibility and ease of deployment without the need for additional drivers or firmware updates.

Beyond its technical specifications, the **Cisco UCS M816G1RE-1RX8 PC5-4800B ECC DDR5 RDIMM** embodies Cisco s commitment to reliability and innovation in enterprise infrastructure. It is built to withstand the rigors of 24/7 operations, offering long-term stability and reduced maintenance overhead. The module s compatibility with Cisco s unified management framework allows administrators to monitor, configure, and optimize memory performance alongside other server components through tools like **Cisco UCS Manager**, simplifying IT operations and reducing complexity. Whether deployed in a traditional data center, a hyperscale environment, or a hybrid cloud setup, this memory module serves as a cornerstone for building high-performance, resilient computing infrastructures. Its combination of **high-speed DDR5 performance, ECC protection, and Cisco s industry-leading support** makes it an indispensable component for organizations seeking to future-proof their IT investments.

The Cisco UCS M8R-X16G1RE1 (part number 15-109514-01) is a high-end server module designed for Cisco Unified Computing System (UCS) environments. Below is a detailed analysis of its pros and cons, followed by a conclusion and recommendation.

---

### **Pros**

1. **High Performance and Scalability**

The M8R-X16G1RE1 is a 16-core, 32-thread Intel Xeon Scalable processor-based module, offering strong computational power for demanding workloads such as virtualization, databases, and high-performance computing (HPC). The inclusion of a 16-core processor ensures efficient handling of multi-threaded applications.

2. **Memory Flexibility with DDR5 RDIMMs**

The module supports DDR5 RDIMMs, which provide higher memory bandwidth and lower latency compared to previous generations. DDR5 also enables larger memory capacities per module, supporting up to 1.5TB of memory (depending on the configuration). This is beneficial for memory-intensive workloads like in-memory databases or large-scale virtualization.

3. **PCIe 5.0 Support**

The module features PCIe 5.0 slots, which offer significantly faster data transfer rates compared to PCIe 4.0 or earlier versions. This is advantageous for accelerating storage (NVMe SSDs), networking (100Gbps NICs), and AI/ML workloads that require high bandwidth.

4. **Redundant Power Supply (1RX8)**

The "1RX8" designation indicates that this module supports redundant power supplies, enhancing reliability and reducing downtime. This is critical for mission-critical applications where uptime is non-negotiable.

5. **Compatibility with Cisco UCS Platforms**

As part of the Cisco UCS ecosystem, this module integrates seamlessly with Cisco s unified management tools (e.g., UCS Manager, Intersight). This simplifies deployment, monitoring, and troubleshooting, particularly in large-scale data centers.

6. **Energy Efficiency**

Modern Intel Xeon processors and DDR5 memory are designed to be more power-efficient than their predecessors, reducing operational costs and heat generation. This is particularly useful in data centers where power consumption is a key concern.

7. **Future-Proofing**

The use of DDR5 and PCIe 5.0 suggests that this module is designed to support upcoming technologies and workloads, extending its useful life beyond typical server lifecycles.

---

### **Cons**

1. **High Cost**

Cisco UCS modules, especially high-end ones like this, are expensive. The cost of the module itself, along with licensing (e.g., UCS Manager, Intersight), can be prohibitive for smaller organizations or those with limited budgets. The total cost of ownership (TCO) may also include additional expenses for cooling, power, and maintenance.

2. **Vendor Lock-In**

Cisco s proprietary ecosystem can limit flexibility. Migrating away from Cisco UCS in the future may require significant effort, including re-architecting infrastructure or retraining personnel. This lock-in can be a disadvantage if an organization plans to adopt multi-vendor or open-source solutions.

3. **Complexity**

Cisco UCS environments are complex to deploy, configure, and manage, especially for teams without deep experience in Cisco s tools. This can lead to higher operational overhead, including training costs and potential downtime during configuration.

4. **Limited Customization**

Unlike bare-metal servers, UCS modules are pre-configured to work within Cisco s ecosystem. Customization options are limited compared to building a server from scratch with off-the-shelf components. This may not suit organizations with specific hardware requirements.

5. **Dependency on Cisco Support**

Relying on Cisco for hardware and software support means that any issues or updates will require engagement with Cisco s support channels. This can introduce delays or additional costs, especially for non-critical issues.

6. **Potential for Over-Provisioning**

For smaller workloads or organizations with modest needs, the power and memory capacity of this module may be overkill. This can lead to unnecessary hardware costs and inefficiencies in resource utilization.

7. **Licensing Costs**

While the hardware itself is costly, additional licensing fees for software (e.g., UCS Manager, Intersight, or third-party applications) can further increase the total cost. Some features may require paid licenses, adding to the operational expense.

---

### **Conclusion**

The Cisco UCS M8R-X16G1RE1 (15-109514-01) is a powerful and feature-rich server module ideal for large-scale, mission-critical environments where performance, reliability, and integration with Cisco s ecosystem are priorities. Its support for DDR5, PCIe 5.0, and redundant power supplies makes it well-suited for high-demand workloads such as virtualization, databases, and AI/ML. However, its high cost, vendor lock-in, and complexity may not align with the needs of smaller organizations, startups, or those seeking flexibility and open-source solutions.

---

### **Recommendation**

- You are already invested in Cisco s UCS ecosystem and require high-performance, scalable infrastructure.

- Your workloads are memory-intensive, multi-threaded, or require PCIe 5.0 acceleration (e.g., NVMe storage, high-speed networking).

- Reliability and redundancy are critical, and you can justify the cost of Cisco s support and licensing.

- You plan to leverage Cisco s unified management tools for streamlined operations.

- Your budget is constrained, and you can achieve similar performance with more cost-effective alternatives (e.g., Dell PowerEdge, HPE ProLiant, or open-source solutions like Proxmox or bare-metal servers).

- You prioritize vendor neutrality and flexibility, as the proprietary nature of Cisco UCS may limit future options.

- Your workloads are small-scale or do not require the advanced features of this module (e.g., simple web hosting, basic virtualization).

- Your team lacks experience with Cisco s tools, as the learning curve and operational complexity may outweigh the benefits.

- **Dell PowerEdge R760 or R760xa** for similar performance with potentially lower TCO.

- **HPE ProLiant DL380 Gen10** for a balance of power and flexibility.

- **Open-source solutions** (e.g., Proxmox, KVM) if proprietary management tools are not a requirement.

Ultimately, the decision should align with your organization s long-term goals, budget, and technical capabilities.

Details:

This has been tested and it is in good working conditions.

part #: ucsmrx16g1re1 prices

• $476.99-$675.00

specifications servermemor:

• brand: Cisco
• mpn: Ucs-mrx16g1re1
• form factor: Rdimm
• type: Enterprise
• unit type: Unit
• total capacity: 16 Gb
• memory features: Ecc Memory

general servermemor:

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

returns servermemor:

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

seller servermemor:

• city: Walnut, California
• # reviews: 889
• rating: 99.8%

shipping servermemor:

• cost: $0.00
• type: Fixed
• service: USPS Ground Advantage
• transit: 4-7 Days
• class: Standard
• carrier: USPS

offer servermemor:

• quantity: 9
• options: Ship-to-home
• sold: 0
• availability: In Stock
• best offers: True
• started: June 4, 2026

payments servermemor:

• credit card: Visa
• other
• wallet: Paypal

Cisco UCS-MRX16G1RE1 Is Similar To:

• 1600mhz Ucsv-mr-1x162ry-aamk Addon Factory Original 16gb Ddr3 Dr Lp Rdimm F Cisco 783555060964 (38.3% similar) Defective items may be serviced or replaced by the manufacturer only. These parts are factory original tier 1 modules from either Samsung, micron, UNIX, infusion, etc. That have been heavily discounted from their normal price. All adding modules are built to meet or exceed oem specifications, and ...(October 27th, 2016)
• A02-m316gb2-l Cisco 16gb Ddr3-1066mhz Rdimm Pc3-8500 Quad Rank Low Voltage Ram (32.9% similar) Hard drives and tape drives are further tested with at least one or more of the following processes Blanca, smart test and or raid initialisation. We buy excess new and used servers, storage and networking systems and parts. All refurbished items are tested by our engineers, in the case of systems ...(November 14th, 2016)
• Pc3-10600 N01-m304gb1 Cisco New Open N01 M304gb1 Ucs 4gb Ddr3-1333mhz Rdimm Memory 882658257841 (33.1% similar) Items will normally ship FedEx ground...(February 25th, 2016)
• Ddr-3-1600-mhz Mr-1x162ry-a Cisco Ucs 16gb Rdimm Pc3-12800 Dual Rank 1.35v (36.6% similar) Brand new sealed. Ask any questions...(August 30th, 2016)
• Ucs-mr-1x081ru-a Cisco 8gb Ddr4-2133-mhz Rdimm Pc3-17000 Single Rank X4 8 Gb 882658715105 (36.9% similar) 20 v registered dimm to view image. Accessories may be missing some accessories that are not needed for the functionality of the product. The customer must return the product to the USA ship to address listed on the order, and only then will save central provide a shipping return label for the ...(November 14th, 2016)
• Ucs-mr-1x082ry-a Cisco Ucs 8gb Ddr3-1600-mhz Rdimm Pc3-12800 2r X4 1.35v Memory (38.1% similar) Warranty does not include any damage to abuse or misuse. For expedited shipping, please for a quote. Components stated within the listing will always take precedence over what is shown in the image. Images vista it group utilizes stock images whenever a genuine image isn't available. Any free ...(August 5th, 2016)
• Ucs-mr-1x162ry-a Cisco 16gb Ddr3-1600mhz Pc3l-12800r 2rx4 1.35v Rdimm Memory (37.5% similar) Genuine Cisco ucs memory working and ready. 35V physical characteristics number of pins 240 pin form factor dimm...(January 30th, 2016)
• N01-m308gb2 Cisco 8gb Ddr3-1333mhz Rdimm-pc3-10600 658759153975 (35.1% similar) Please investigate your local import requirements prior to purchase as there may be such fees at the time of or receipt. Enterprise it products vibrant technologies focuses on hardware sales. Stock photos:we regularly re-stock products and will normally use the same photos over again on our listings...(October 18th, 2017)
• Ox726435135 Lot Cisco Ucs Rdimm Memory (30.2% similar) No other accessories hardware software. I'll get back to you as soon I can...(May 3rd, 2018)
• Ucs-ez7-16gb-mem Cisco 16gb Ddr3-1866mhz Rdimm (35.1% similar) Brand new in box main FEATURESDDR316 bedim 240-PIN1866 MHz PC3-14900REGISTEREDECC...(December 5th, 2017)
• Ucs-mr-1x082rya Cisco Ucs-mr-1x082ry-a 8gb Ddr3-1600-mhz Rdimm-pc3-12800-dual (42.8% similar) Repainting if necessary. Also, you can call Jerry at m-f 8AM-5PM central cleaning the unit of all dust, dirt, marks, etc. I try to answer all messages within 20 minutes m-f 8AM-5PM central. Included in our refurbishing process: running data through all the ports at speeds. Fully tested. Configuring ...(February 14th, 2017)