Name: MCX515A-GCAT Mellanox ConnectX-5 EN 50GbE QSFP28 PCIe 3.0 x16 Network Card
Brand: Mellanox
SKU: MCX515A-GCAT
Price: 257.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The MCX515A-GCAT Mellanox ConnectX-5 EN 50GbE QSFP28 PCIe Network Interface Card delivers high-speed Ethernet connectivity for servers and storage systems. It fits into PCIe slots and supports advanced features like RDMA, helping reduce latency and improve data handling in demanding network environments.

General Information
Brand	Mellanox
Part Number	MCX515A-GCAT

Technical Information
Chipset/Controller	Mellanox (NVIDIA) ConnectX-5 (MCX515A)
Virtualization Support	SR-IOV, VXLAN, NVGRE, Geneve, NetQueue, vNIC
Data Rate (Speed)	50GbE
Data Center Bridging	Yes
Storage Over Ethernet	iSCSI, SMB Direct
Interface (Bus)	PCIe 3.0 x8
Number of Ports	1-Port
OS Compatibility	Windows Server 2022, VMware ESXi 8.0, RHEL, VMware ESXi
Network Management	SNMP, RMON, NC-SI
Offload Support	RDMA, RoCE v2, iSCSI, FCoE, PXE Boot, Wake-on-LAN (WoL), RoCE v1, iWARP, TCP Stateless Offload, Jumbo Frames
Bracket Height	Both Brackets Included

Connectivity & Physical
Form Factor	Standard PCIe Card
Port Type	QSFP28
Cabling Type	AOC
Weight	3.00
Condition	Refurbished

Miscellaneous
Eco Friendly	Yes
Compliance Standards	WEEE, RoHS, cURus, CE, FCC, UL, TUV, cULus, CSA

Product Description
The Mellanox ConnectX-5 EN 50GbE QSFP28 PCIe Network Interface Card is designed to provide high-performance networking capabilities for demanding data center applications. It offers 50Gb Ethernet connectivity via a QSFP28 port, making it ideal for environments that require fast and reliable data transfer. Often found in enterprise servers and storage systems, this card is built for workloads involving virtualization, high-frequency trading, and big data analytics. IT professionals and system administrators commonly use it to enhance network throughput and reduce latency. Key Features Delivers up to 50Gbps Ethernet speeds suitable for bandwidth-intensive tasks Enables Remote Direct Memory Access (RDMA) to lower CPU overhead Uses PCI Express 3.0 x16 for efficient and rapid connectivity Compatible with major operating systems including Linux and Windows Designed for easy integration into existing server infrastructures This network card is typically deployed in data centers where high-speed communication between servers and storage units is critical. It plays a key role in improving network efficiency and supporting applications that require rapid data access and transfer.

Use Cases
The MCX515A-GCAT Mellanox ConnectX-5 EN 50GbE PCIe Network Interface Card is typically deployed in data center and enterprise environments requiring high-throughput and low-latency network communication. It is especially suitable for IT professionals managing virtualization clusters, storage networks, and high-performance computing nodes where efficient data transfer and RDMA support are critical. How It's Used: Facilitating high-speed interconnects in virtualization environments to optimize VM migration and reduce network bottlenecks. Integrating with storage clusters in enterprise data centers to accelerate block and file storage performance via RDMA-enabled protocols. Enhancing network throughput in high-performance computing (HPC) clusters utilized by research institutions and financial services firms. Deploying in cloud service provider infrastructures to support scalable, multi-tenant workloads with demanding I/O requirements. Supporting edge computing nodes requiring compact, high-bandwidth connectivity to central data centers for real-time data processing. This NIC enables organizations to maintain operational efficiency and scale network capacity without sacrificing low latency, making it an integral component for advanced networking in demanding server and storage environments.

MCX515A-GCAT Mellanox ConnectX-5 EN 50GbE QSFP28 PCIe 3.0 x16 Network Card

Product Overview

General Information

Technical Information

Connectivity & Physical

Miscellaneous

Product Description

Use Cases