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CX455A Mellanox Ib-Controller 100Gb Ib Edr 1X QSFP28 PCI ExpressX16 Lp M-Ecat (Excl. Other Accessories)

SKU:

CX455A

Weight: 5.00 lbs
Condition: Refurbished
  • 100Gb/s InfiniBand EDR connectivity for high-speed data transfer
  • Single QSFP28 port supporting PCI Express x16 interface
  • Low-profile form factor suitable for dense server environments
  • Optimized for HPC clusters and data center networking
In stock

$181.00
Product Overview

The CX455A Mellanox InfiniBand controller handles 100Gb/s EDR data transfer through a single QSFP28 port. It fits into servers using a PCI Express x16 slot and is designed for environments where speed and low latency are crucial, such as HPC and enterprise data centers.

General Information
Brand Mellanox
Part Number CX455A
Technical Information
Port Count 1-Port (Single)
Bus Interface PCIe 3.0 x8
Generation Gen 4
Chipset / Controller Mellanox ConnectX-4
Network Topology Switched Fabric (N-Port)
Bracket Height Low Profile (Half Height)
Advanced Features & Compatibility
Management Features Full Fabric Support, VMID Support
OS Compatibility Windows Server 2019, Windows Server 2022, VMware ESXi 7.x, VMware ESXi 8.x, RHEL 8, RHEL 9, SLES 15
Physical Characteristics
Form Factor Low-profile (half-height) PCIe single‑slot card (QSFP28 port)
Weight 5.00
Condition Refurbished
Miscellaneous
Compliance Standards RoHS, CE, FCC


Product Description

This Mellanox CX455A InfiniBand controller delivers 100Gb/s EDR speeds to accelerate data communication in demanding environments. It's commonly found in high-performance computing clusters and enterprise data centers that need low-latency, high-bandwidth interconnects.

Built for servers requiring efficient, scalable networking, this controller is often used by IT professionals handling compute-intensive workloads like scientific simulations or financial modeling. Its low-profile design fits neatly into compact systems without sacrificing connectivity.

Key Features

  • Provides one QSFP28 port supporting 100Gb/s InfiniBand EDR
  • Uses PCI Express x16 for fast host interface
  • Compact low-profile card to suit various server chassis
  • Compatible with Mellanox’s software stack for easy integration
  • Engineered for optimal data transfer in latency-sensitive setups

You'll typically see this controller deployed in HPC clusters, AI workloads, or large-scale virtualization environments where fast node-to-node communication is critical. It helps reduce bottlenecks by delivering consistent bandwidth and low latency.


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CX455A Mellanox Ib-Controller 100Gb Ib Edr 1X QSFP28 PCI ExpressX16 Lp M-Ecat (Excl. Other Accessories)
CX455A Mellanox Ib-Controller 100Gb Ib Edr 1X QSFP28 PCI ExpressX16 Lp M-Ecat (Excl. Other Accessories)
$181.00