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Product Line: Mellanox InfiniScale Switch Series
Product Type: InfiniBand Switch
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Original price $0.00 - Original price $206.00
Original price
$0.00 - $206.00
Current price $0.00
Title: Surplus

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Product Description

The IS5023 Mellanox switch features 18 QSFP non-blocking ports and delivers an aggregate data throughput of up to 1.44 Tb/s, with a port-to-port latency of less than 100ns. It is IBTA 1.21 compliant, supports 9 virtual lanes (8 data + 1 management), and incorporates advanced features such as adaptive routing, congestion control, and a 48K entry linear forwarding database. Designed for flexibility, it offers options for passive/active copper or fiber cables, fiber media adapters, and redundant power supplies, ensuring reliable operation within a 0ºC to 45ºC operating temperature range and -60 to 2000m operating altitude.

Key Feature for the IS5023

  • What is the aggregate data throughput capability of the networking hardware?
    The aggregate data throughput can reach up to 1.44 Tb/s.
  • How does the device ensure efficient traffic management?
    It utilizes IBTA 1.21 compliance, adaptive routing, congestion control, and port mirroring to manage traffic efficiently.
  • What are the specifications for the power supply in this device?
    It supports an input range of 100 - 240VAC, frequency of 50-60Hz, single phase AC, and offers redundant power supplies as an optional factory customization.
  • Can you detail the port specifications of the hardware?
    It features 18 QSFP non-blocking ports, supports QSFP connectors, and is compatible with both passive/active copper or fiber cables as well as fiber media adapters.
  • What are the cooling options available for this device?
    It offers front-to-rear or rear-to-front cooling options, depending on the fan unit ordered.
  • How does the device handle network congestion?
    Through adaptive routing and congestion control mechanisms, the device efficiently manages network congestion.
  • What type of cables can be used with this device?
    Both passive/active copper cables and fiber cables can be used, in addition to fiber media adapters for enhanced connectivity options.
  • What is the port-to-port latency of this device?
    The port-to-port latency is less than 100ns, ensuring quick data transmission between ports.
  • How does the device support virtual lanes?
    It supports 9 virtual lanes, comprising 8 data lanes and 1 management lane, to segregate and manage traffic effectively.
  • What environmental conditions can this hardware operate under?
    It operates within a temperature range of 0ºC to 45ºC, humidity levels of 10% to 90% non-condensing, and at altitudes from -60 to 2000 meters.

Product Review

The Mellanox IS5023 switch excels in delivering high-speed networking with an aggregate throughput of up to 1.44 Tb/s and sub-100ns port-to-port latency, making it suitable for environments where data transfer speed is critical. However, the switch's reliance on QSFP connectors may limit flexibility in mixed-equipment settings, and while it supports both passive and active copper or fiber cables, the need for optional fiber media adapters for some configurations could introduce additional costs. Additionally, the option for redundant power supplies only with a customized factory version may not meet the needs of all organizations seeking out-of-the-box redundancy for critical network infrastructure.


The Mellanox IS5023 switch is designed to meet the rigorous demands of modern data centers and high-performance computing environments. This switch features 18 QSFP non-blocking ports, providing a significant bandwidth capacity with an aggregate data throughput of up to 1.44 Tb/s. This high level of performance ensures that data flows efficiently through the network, minimizing bottlenecks and maximizing system productivity. One of the standout specifications of the IS5023 is its port-to-port latency, which is less than 100ns. This exceptionally low latency is crucial for applications requiring rapid data processing and transfer, such as real-time analytics and high-frequency trading operations. The switch is IBTA 1.21 compliant, ensuring compatibility with a wide range of InfiniBand hardware and software solutions. The IS5023 supports 9 virtual lanes, comprising 8 data lanes and 1 management lane. This feature allows for efficient data management and prioritization, ensuring that critical data packets are processed with the urgency they require. The switch also incorporates advanced networking features such as adaptive routing, congestion control, and port mirroring. These features enable the switch to dynamically adjust to network conditions, manage traffic flow efficiently, and provide enhanced network monitoring capabilities. For connectivity, the IS5023 utilizes QSFP connectors, supporting both passive and active copper or fiber cables, as well as fiber media adapters. This flexibility in connectivity options allows for easy integration into existing network infrastructures and supports a wide range of network topologies and distances. The switch is designed with scalability and reliability in mind. It features a 48K entry linear forwarding database, enabling it to handle large volumes of data efficiently. For enhanced reliability, the IS5023 offers redundant power supplies as an optional feature, available with a factory-customized version. This redundancy ensures continuous operation, even in the event of a power supply failure.
  • Input range: 100 - 240VAC
  • Frequency: 50-60Hz, single phase AC
  • Front-to-rear or rear-to-front cooling options
The IS5023 is designed to operate within a broad range of environmental conditions. It can function at temperatures from 0ºC to 45ºC when operating and can withstand non-operating temperatures from -40ºC to 70ºC. Humidity tolerance ranges from a minimum of 10% to a maximum of 90%, non-condensing, ensuring reliable operation in various environmental conditions. Additionally, the switch can operate at altitudes from -60 to 2000 meters, providing flexibility for deployment in different geographical locations. With a 1U rack-mountable form factor, the IS5023 is compact and space-efficient, making it an ideal choice for data centers where space is at a premium. Whether it's for front-to-rear or rear-to-front cooling, the switch includes a fan unit ordering option, ensuring optimal thermal management based on the specific configuration and placement within the data center. In summary, the Mellanox IS5023 is a high-performance, flexible, and reliable switch option for data centers and high-performance computing environments. Its comprehensive feature set and robust hardware specifications make it well-suited to meet the challenges of today's demanding network requirements.


Item NumberMellanox IS5023
ManufacturerMellanox Technologies
Ports18 QSFP, full-duplex
Maximum Throughput1.44 Terabits per second
Latency Between PortsLess than 100 nanoseconds
ComplianceIBTA version 1.21
Virtual Lanes9 (8 for data, 1 for management)
Routing CapabilityAdapts to network conditions
Control of CongestionAvailable
Port DuplicationSupported
Forwarding Database48,000 entries, linear
Connector TypeQSFP
Cable CompatibilitySupports both passive and active, copper and fiber
Adapter for Fiber MediaSupported
Power Supply RedundancyOptional, with custom factory version
Electrical Input100 - 240VAC
Frequency50-60Hz, single-phase AC
Cooling OrientationConfigurable: front-to-rear or rear-to-front
Min Operating Temp0ºC
Max Operating Temp45ºC
Storage Temperature-40ºC to 70ºC
Operational Humidity Range10% to 90%, non-condensing
Operating Altitude-60m to 2000m
Form Factor1U, rack-mountable

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