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ConnectX®-4 EN Adapter Card Single/Dual-Port 100 Gigabit Ethernet Adapter

ConnectX-4 EN Network Controller with 100Gb/s Ethernet connectivity, provide the highest performance and most flexible solution for high-performance, Web 2.0, Cloud, data analytics, database, and storage platforms.

With the exponential growth of data being shared and stored by applications and social networks, the need for high-speed and high performance compute and storage data centers is skyrocketing.

ConnectX-4 EN provides exceptional high performance for the most demanding data centers, public and private clouds, Web2 and BigData applications, and Storage systems, enabling today's corporations to meet the demands of the data explosion.

Learn more about Ethernet technology.



  • Highest performing silicon for applications requiring high bandwidth, low latency and high message rate
  • World-class cluster, network, and storage performance
  • Smart interconnect for x86, Power, Arm, and GPU-based compute and storage platforms
  • Cutting-edge performance in virtualized overlay networks (VXLAN and NVGRE)
  • Efficient I/O consolidation, lowering data center costs and complexity
  • Virtualization acceleration
  • Power efficiency
  • Scalability to tens-of-thousands of nodes
  • 100Gb/s Ethernet per port
  • 1/10/25/40/50/56/100Gb/s speeds
  • Single and dual-port options available
  • Erasure Coding offload
  • T10-DIF Signature Handover
  • CPU offloading of transport operations
  • Application offloading
  • Mellanox PeerDirect™ communication acceleration
  • Hardware offloads for NVGRE and VXLAN encapsulated traffic
  • End-to-end QoS and congestion control
  • Hardware-based I/O virtualization
  • Ethernet encapsulation (EoIB)
  • RoHS-R6

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