Name: Mellanox Connectx-2 Dual Port Qsfp
Brand: IBM
Price: 93.95 USD
Availability: InStock

IBM 81Y1537 Mellanox Connectx-2 Dual Port Qsfp

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$93.95

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In Stock: 12
Manufacturer: IBM
Model or Part: 81Y1537
Condition: Refurbished
Weight: 3.00lb

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Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview

The IBM Mellanox ConnectX-2 Dual Port QSFP (part number 81Y1537) is a high-performance network interface card designed for data center, cloud and enterprise environments that demand low latency and high throughput. Built on the proven ConnectX-2 architecture, this dual port adapter provides flexible connectivity with two QSFP28 ports capable of supporting both 40GbE and 100GbE configurations. It delivers reliable, scalable performance for demanding workloads such as virtualization, storage networking, high-performance computing and big data analytics.

Key Features

Dual QSFP28 ports with support for 40GbE and 100GbE modes
PCIe Gen3 x8 interface for maximum bandwidth utilization
Hardware offload for RDMA, iWARP and RoCE to reduce CPU overhead
Advanced congestion management and flow control mechanisms
Support for virtualized environments with SR-IOV up to 64 virtual functions
Energy efficient design with low power consumption per port

Technical Specifications

Model/Part Number: 81Y1537
Form factor: Full height, full length PCIe card
PCIe interface: Gen3 x8 (8 GT/s per lane)
Port type: Dual QSFP28
Supported speeds: 40GbE (4x10G) or 100GbE (4x25G) per port
Maximum aggregate bandwidth: 200 Gbps
Operating temperature: 0 deg to 55 deg C
Power consumption: Typical 15 W, maximum 20 W
Supported protocols: Ethernet, RoCE v1/v2, iWARP, InfiniBand over Ethernet

Typical Applications

Virtual machine migration and live VM scaling in cloud platforms
High-speed storage area networks (SAN) and NVMe over Fabrics deployments
High performance computing clusters requiring low latency interconnects
Financial trading systems that need deterministic network performance
Big data analytics and AI workloads that benefit from RDMA acceleration

This Mellanox ConnectX-2 adapter combines robust feature sets with IBM quality assurance, making it an ideal choice for organizations looking to future-proof their networking infrastructure while delivering consistent, high-speed connectivity.