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Product Line: Mellanox 81Y1529
Product Type: Network Adapter Card
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Product Description

The 81Y1529 Mellanox features QSFP28 connectors and is designed for high-speed networking applications, supporting data transfer rates of up to 100 Gbps over distances of up to 3 meters. It is compatible with PCIe 3.0 x8 interface and accommodates Jumbo Frames up to 9.6KB, enhancing data efficiency across networks. Additionally, it supports IEEE 802.3ad Link Aggregation, utilizes a copper cable with RJ-45 connector type, and is designed in a low profile form factor for seamless integration into various setups.

Key Feature for the 81Y1529

  • What is the data transfer rate of QSFP28 connectors?
    The QSFP28 connectors support data transfer rates of up to 100 Gbps.
  • How far can the copper cable with part number QSFP28 be used for high-speed networking applications?
    It can be used for distances of up to 3 meters.
  • Do QSFP28 connectors support Jumbo Frames?
    Yes, they support Jumbo Frames up to 9.6KB.
  • Is IEEE 802.3ad Link Aggregation supported by the device with the given specifications?
    Yes, IEEE 802.3ad Link Aggregation is supported.
  • What interface does the network adapter use?
    The network adapter uses a PCIe 3.0 x8 interface.
  • What is the network transfer rate of the product with Ethernet protocol?
    The network transfer rate is 10 Gbps.
  • What type of network protocol is supported by this network adapter?
    It supports the Ethernet network protocol.
  • What form factor does the specified network adapter have?
    It has a Low Profile form factor.
  • What type of connector is used by this network adapter?
    The network adapter uses an RJ-45 connector type.
  • Can the specified copper cable be used for applications requiring up to 100 Gbps transfer rates?
    Yes, the copper cable is suitable for applications requiring up to 100 Gbps transfer rates.

Product Review

The Mellanox 81Y1529 excels in high-speed networking applications with its support for QSFP28 connectors and a maximum data transfer rate of 100 Gbps, ensuring efficient performance for data-intensive tasks. However, its limitation to a maximum distance of 3 meters might restrict deployment options in larger data center environments. Additionally, its compatibility with Jumbo Frames up to 9.6KB and support for IEEE 802.3ad Link Aggregation, coupled with a PCIe 3.0 x8 interface, positions it as a competitive choice for Ethernet-based networks seeking to optimize bandwidth and reliability.


The Mellanox 81Y1529 is a state-of-the-art network interface card designed to meet the demands of high-speed networking applications. It is built with the latest technology to ensure fast and reliable data transfer across networks. This card is an essential component for data centers, enterprise IT, and cloud computing environments where high data throughput and bandwidth are crucial. At the heart of the Mellanox 81Y1529 are the QSFP28 connectors, which are key to its high performance. These connectors allow the card to support data transfer rates of up to 100 Gbps, making it suitable for the most bandwidth-intensive applications. The high transfer rate is complemented by the ability to connect over distances of up to 3 meters, providing flexibility in network design and infrastructure.
  • Supports Jumbo Frames up to 9.6KB, enhancing data transmission efficiency by allowing more data to be sent in a single packet.
  • Supports IEEE 802.3ad Link Aggregation, which enables the bundling of several physical ports to form a single logical link for increased bandwidth and link redundancy.
  • Utilizes a copper cable, optimizing it for high-speed networking applications and ensuring robust connectivity over its operational range.
The interface of the Mellanox 81Y1529 is PCIe 3.0 x8, offering high-speed connectivity and compatibility with a wide range of systems. This interface ensures that the card can handle the high data throughput rates it supports, without becoming a bottleneck in the network infrastructure. With a network transfer rate of 10 Gbps, the Mellanox 81Y1529 is capable of handling demanding network environments. Its support for Ethernet as the network protocol ensures widespread compatibility and integration with existing network infrastructures, making it a versatile choice for various applications. The form factor of the Mellanox 81Y1529 is low profile, making it suitable for installation in a wide range of server and workstation configurations. This compact form factor ensures that it can be easily integrated into systems without requiring significant space, making it an ideal choice for densely packed data centers. The connector type used by the Mellanox 81Y1529 is RJ-45, a common and widely supported connector that provides reliable and convenient connectivity. This choice of connector further enhances the card's compatibility and ease of use in a variety of network environments. In summary, the Mellanox 81Y1529 is a high-performance network interface card designed for high-speed networking applications. With its support for data transfer rates of up to 100 Gbps, Jumbo Frames, and Link Aggregation, along with its use of QSFP28 connectors and copper cable, it is well-suited for data centers, enterprise IT, and cloud computing environments. Its PCIe 3.0 x8 interface, low profile form factor, and RJ-45 connector type ensure easy integration and compatibility with a wide range of systems.


Item Number 81Y1529
Manufacturer Mellanox
Application High-performance network tasks
Connection Interface QSFP28 ports
Maximum Data Rate Up to 100 Gbps
Maximum Cable Length Up to 3 meters
Frame Size Support Up to 9.6KB Jumbo Frames
Link Aggregation Support Complies with IEEE 802.3ad
PCIe Interface PCIe 3.0 x8
Transfer Capability 10 Gbps Network Speed
Supported Network Standard Ethernet
Physical Form Low Profile Design
Connector Specification RJ-45 Type
Cabling Copper-based for rapid network activities

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