Dell R887V 25 Gigabit Networking Network Accessories
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Dell R887V 25GB Mezzanine Card Cx4121c Connectx-4 SFP+ Dual Refurbished

Availability: In Stock
Part Number#: R887V
List Price was: $738.46
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Short Description:
R887V 25GB Mezzanine Card Cx4121c Connectx-4 SFP+ Dual Port Mellanox | Made by Dell | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days
Product overview for the Dell R887V

The R887V 25GB Mezzanine Card Cx4121c Connectx-4 SFP+ Dual Port Mellanox is a cutting-edge network interface card that has gained popularity in the world of high-speed data transmission and connectivity. In this detailed guide, we will explore the various aspects of this device, including its features, specifications, benefits, and applications. Whether you're a network administrator, an IT enthusiast, or just someone curious about the world of network technology, this guide will provide you with a comprehensive understanding of the R887V Mezzanine Card.

What is the R887V 25GB Mezzanine Card

The R887V 25GB Mezzanine Card is a high-performance network interface card (NIC) designed and manufactured by Mellanox Technologies. This specific model, the Cx4121c Connectx-4 SFP+ Dual Port Mellanox, is renowned for its exceptional capabilities in providing high-speed data connectivity and efficient network performance.

Features and Specifications Port Configuration

The R887V Mezzanine Card is equipped with dual ports, each supporting SFP+ (Small Form-Factor Pluggable Plus) connectors. These ports offer tremendous flexibility and are commonly used in data centers and high-performance computing environments.

Data Transfer Rate

One of the key highlights of this card is its ability to handle data transfer rates of up to 25 gigabits per second (25Gbps) per port. This high-speed data transmission makes it ideal for applications requiring substantial bandwidth.

ConnectX-4 Technology

The ConnectX-4 technology integrated into this card ensures advanced performance and efficiency. It includes various features like RDMA (Remote Direct Memory Access) support, hardware offloads, and stateless offloads, which significantly enhance network functionality.

Mellanox Quality

Mellanox Technologies is a well-established name in the field of networking and connectivity. The R887V Mezzanine Card benefits from Mellanox's reputation for producing reliable, high-quality hardware.

Low Latency

The card's low-latency design ensures that data packets are processed swiftly, reducing the time it takes for data to travel from source to destination. This is especially important in applications where real-time communication is critical.

PCIe Interface

The R887V Mezzanine Card utilizes the PCIe (Peripheral Component Interconnect Express) interface, which is a high-speed serial computer expansion bus standard. This allows for seamless integration with a wide range of servers and systems.


This Mezzanine Card is compatible with a variety of operating systems and is designed to work seamlessly with various hardware configurations, making it a versatile choice for different environments.

Advantages and Benefits

The R887V Mezzanine Card offers several advantages and benefits that make it a valuable addition to any network infrastructure.

High Bandwidth

With a data transfer rate of 25Gbps per port, this card provides a significant increase in bandwidth, making it suitable for bandwidth-intensive applications such as virtualization, high-performance computing, and storage.

Low Latency

Low-latency design ensures that data is transmitted and received quickly, which is crucial for applications that require real-time responsiveness, such as financial trading or scientific simulations.

Enhanced Performance

The ConnectX-4 technology and hardware offloads integrated into the card result in improved overall network performance. These features reduce the burden on the server's CPU, allowing it to focus on other critical tasks.

Reliable Connectivity

Mellanox Technologies is well-known for producing reliable and high-quality networking equipment, and the R887V Mezzanine Card is no exception. Users can trust its stability and durability.


This card is versatile and can be used in various environments, including data centers, cloud computing, and enterprise networks. Its compatibility with different operating systems and hardware configurations makes it a flexible choice.

Applications and Use Cases

The R887V 25GB Mezzanine Card Cx4121c Connectx-4 SFP+ Dual Port Mellanox is suitable for a wide range of applications and use cases due to its high-speed capabilities and advanced features.

Data Centers

Data centers require high-speed network connectivity to ensure the efficient and smooth operation of servers and storage systems. The R887V Mezzanine Card excels in data center environments by providing the necessary bandwidth and low-latency connectivity.

Cloud Computing

In the realm of cloud computing, where resources need to be distributed efficiently to virtual machines, this Mezzanine Card ensures high-speed data transmission and low latency, resulting in improved cloud service performance.

High-Performance Computing (HPC)

HPC clusters often handle data-intensive simulations, research, and scientific computations. The R887V Mezzanine Card is well-suited for these tasks, as it can handle large volumes of data quickly, reducing processing time.

Storage Solutions

Efficient data storage solutions require high-speed connections to ensure data retrieval and backup processes are fast and reliable. This card's 25Gbps per port data transfer rate makes it an ideal choice for storage systems.

Financial Trading

In the world of financial trading, every millisecond counts. The R887V Mezzanine Card's low-latency design and high-speed data transmission make it a top choice for financial institutions that rely on split-second decisions and actions.


Virtualization technology relies on fast network connections to manage and distribute virtual machines. This Mezzanine Card offers the necessary bandwidth and performance for smooth virtualization operations.

General Information about Dell R887V
  • Manufacturer: Dell
  • Model Number or SKU# R887V
  • Product Type: Mezzanine Card
Networking for the 25 Gigabit Mezzanine Card
  • Connectivity Technology: Wired
  • Device Type: 25 Gigabit – Network Accessories

In summary, the R887V 25GB Mezzanine Card Cx4121c Connectx-4 SFP+ Dual Port Mellanox is a high-performance network interface card designed to meet the demands of modern network environments. With its exceptional data transfer rate, low latency, and versatile applications, it has become a preferred choice for data centers, cloud computing, HPC, and more. By following the troubleshooting guidelines provided in this comprehensive guide, users can harness the full potential of the R887V Mezzanine Card, ensuring seamless and efficient network operations.

In a rapidly evolving digital landscape, having access to high-speed and reliable network connectivity is essential. The R887V Mezzanine Card stands as a testament to the advancements in networking technology, offering a solution that addresses the needs of diverse industries and applications. Whether you are managing a data center, powering a cloud-based service, or conducting complex scientific simulations, the R887V Mezzanine Card is a versatile tool that empowers your network infrastructure to deliver outstanding performance.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.


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ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.

Important notes:

We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.

Individual product warranty mentioned on each item product description page/detail page.

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Shipping Options and Estimated Delivery Time

UPS Shipping Options:

FREE UPS® Ground (Free shipping to all orders for 48 states!)
Estimated delivery time: 4-7 business days

UPS 3 Day Select®
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UPS 2nd Day Air®
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UPS Next Day Air® First Overnight - Early A.M
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UPS® First Overnight - Saturday
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FedEx Shipping Options:

FedEx Ground®
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FedEx Express Saver®
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FedEx Standard Overnight®
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Available throughout all 50 states (Hawaii is outbound only)

FedEx Priority Overnight®
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Available throughout all 50 states

FedEx First Overnight®
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Available throughout all 50 states

Worldwide Shipping Options:

UPS®/FedEx® International Economy

Estimated delivery time: 4-7 business days

UPS®/FedEx® International Priority

Estimated delivery time: 2-4 business days

UPS®/FedEx® Ground Shipping Canada

Estimated delivery time: 5-8 business days

Important notes:

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