ConnectX-4 from Mellanox is a family of high-performance and low-latency Ethernet and InfiniBand adapters. The ConnectX-4 Lx EN adapters are available in 40 Gb and 25 Gb Ethernet speeds and the ConnectX-4 Virtual Protocol Interconnect (VPI) adapters support either InfiniBand or Ethernet.

This product guide provides essential presales information to understand the ConnectX-4 offerings and their key features, specifications, and compatibility. This guide is intended for technical specialists, sales specialists, sales engineers, IT architects, and other IT professionals who want to learn more about ConnectX-4 network adapters and consider their use in IT solutions.

Specification

Product
Product id	659193
Brand	Lenovo
Partnr	4XC7A08249
EAN/UPC code	8894884973794
Ports & interfaces
Connectivity technology	Wired
Host interface	PCI Express
Interface	Ethernet
Ethernet LAN	Y
Ethernet LAN (RJ-45) ports	2
Network
Maximum data transfer rate	25000 Mbit/s
Networking standards	IEEE 1588v2, IEEE 802.1AX, IEEE 802.1Q, IEEE 802.1Qau, IEEE 802.1Qaz, IEEE 802.1Qbb, IEEE 802.1Qbg, IEEE 802.1p, IEEE 802.3ad, IEEE 802.3ap, IEEE 802.3az, IEEE 802.3by
Ethernet interface type	25 Gigabit Ethernet
Ethernet LAN data rates	10, 100, 1000, 2500 Mbit/s
Design
Internal	Y
Component for	Server/Workstation
Certification	Safety: CB, cTUVus, CE EMC: CE, FCC, VCCI, ICES, RCM RoHS: RoHS-R6
Operational conditions
Operating temperature (T-T)	0 - 55 °C
Storage temperature (T-T)	-40 - 70 °C
Operating relative humidity (H-H)	0 - 90 procent