Introduction
Product Overview
This is the User Guide for Ethernet adapter cards based on the ConnectX®-5 and ConnectX®-5 Ex
integrated circuit device. These adapters connectivity provide the highest performing low latency and
most flexible interconnect solution for PCI Express Gen 3.0/4.0 servers used in Enterprise Data Centers
and High-Performance Computing environments.
The following provides the ordering part number, port speed, number of ports, and PCI Express speed.
Each adapter comes with two bracket heights - short and tall.
ConnectX-5 Ethernet 25Gb/s Adapter Cards
Model ConnectX-5 Ethernet Adapter Cards
Part Number
MCX512A-ACAT
Ethernet Data Rate 1/10/25 Gb/s
Network Connector
Type
Dual-port SFP28
PCI Express
Connectors
PCIe Gen 3.0 x8
SerDes @ 8.0GT/s
Dimensions 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile
Host Management
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