PCI-Express host interface specification v4.0 x8 compliant with3.0, 2.0 and 1.1 compatible
2.5Gbps,5Gbps, 8Gbps and 16Gbps link rate X8 lanes
Auto-negotiates to x8, x4, x2 or x1
Support for MSI/MSI-X mechanisms
Support 25GbE/10GbE/1GbE transmission data rates
Support IEEE802.3By, IEEE802.3ba, IEEE802.3ae, IEEE802.3az IEEE802.3ap, IEEE802.3ad network protocols
IEEE802.1Q,802.1P VLAN tags and priority
IEEE802.1Qau (QCN)-congestion Notification
Support IEEE802.1Qaz, IEEE802.1Qbb, IEEE802.1Qbg, IEEE1588v2
Jumbo frame supports up to 9.6KB
Mellanox PeerDirect RDMA communication acceleration
Advanced memory mapping support, allowing user mode registration and remapping of memory
RDMA over Converged Ethernet (RoCE)
NVMe over Fabrics offloads for target machine
Storage protocols: SRP, ISER, NFS, RDMA, SMB Direct, NVMe-oF
TCP/UDP/IP stateless offload
LSO, LRO, checksum offload
Hardware offload of encapsulation and decapsulation of NVGRE overlay network
SR-IOV up to 1K virtual functions
SR-IOV up to 8 physical functions per port
Support Remote boot over Ethernet, Remote boot over iSCSI, PXE and UEFI
Feature tab
Product Name PCIe X8 Mellanox ConnnectX-6 Lx Dual-Port 25G SFP28 Network card
Bus type Uses PCIe Gen4.0 (16GT/s) through an x8 edge connector, Gen1.1, 2.0 and 3.0 compatible
Controller MellanoxConnectX-6 Lx
Ethernet Data Rate 1/10/25GbE
Network Connector Type 2-Ports SFP28
Standard Mellanox adapters comply with the following IEEE 802.3 standards:
25GbE / 10GbE / 1GbE
IEEE 802.3by, Ethernet Consortium25 Gigabit Ethernet, supporting all FEC modes
IEEE 802.3by 25 Gigabit Ethernet
IEEE 802.3ae 10 Gigabit Ethernet
IEEE 802.3ap based auto-negotiation and KR startup
IEEE 802.3ad, 802.1AX Link Aggregation
IEEE 802.1Q, 802.1P VLAN tags and priority
IEEE 802.1Qau (QCN)
Congestion Notification
IEEE 802.1Qaz (ETS)
IEEE 802.1Qbb (PFC)
IEEE 802.1Qbg
IEEE 1588v2
Jumbo frame support (9.6KB)
Protocol Support Ethernet: 25GBASE-R, 20GBASE-KR2, 1000BASE-CX, 1000BASE-KX, 10GBASE-SR,10GBASE-LR, 10GBASE-ER, 10GBASE-CX4, 10GBASE-CR, 10GBASE-KR, SGMII
Operating Temperature 0 °C to 55 °C (32 °F to 131 °F),Non-operational -40 °C to 70 °C
Storage Temperature -40 °C to 70 °C (-40 °F to 158 °F)
Environmental Humidity Operational 10% to 85% relative humidity
LED Indicators A constant Green indicates a link with the maximum
networking speed.
A constant Yellow indicates a link with less than the
maximum networking speed.
Bracket Full-height bracket installed; Low-Profile bracket included in package
Power Consumption MAX 11.53W
Dimension 96mm x69mm
Supports Operating Systems Windows Client:8/8.1/10/11
Windows sever:2012/2012 R2/2016/2019/2022
Linux: RHEL/CentOS/SLES/Ubuntu/FreeBSD/UOS/OPENEULER/KYLIN/EULEROS/DEBIAN/CTYUNOS/BCLINUX/ALIOS
Virtualization Features Next-generation VMDq, SR-IOV, Virtual Machine load balancing (VLMB), Advanced Packet Filtering, VLAN, VxLAN, NVGRE, GENEVE,
Manageability Features PXE, UEFI, iSCSI,
Package content
1 x PCIe x8 Mellanox ConnectX-6 Lx Dual-Port 25G SFP28 Ethernet adapter
1 x Users Manual
1 x CD Driver
1 x Low profile bracket
System Requirements
Windows8/8.1/10/11, Win server2012/2016/2019/2022
Linux: RHEL/CentOS/SLES/Ubuntu/FreeBSD/UOS/OPENEULER/KYLIN/
EULEROS/DEBIAN/CTYUNOS/BCLINUX/ALIOS
An available PCI Express x8 slot
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Hardware installation
1.Turn off the computer and unplug the power cord
2.Remove the computer cover and the adapter slot cover from the slot that matches your adapter
3.Insert the adapter edge connector into the slot and secure the bracket to the chassis
4.Replace the computer cover, then plug in the power cord
5.Power on the computer
Install Drivers and software
Windows Operating Systems
You must have administrative rights to the operating system to install the drivers.
1.insert the CD driver bound with Mellanox network driver into your CD-ROM drive:
2.if the Found New Hardware Wizard screen is displayed, click Cancel
3.select a driver based on the system type
for Windows Server type: (Assume that D):
D:\NIC Drivers\Mellanox\ConnectionX-4\Windows Server
for Windows type: (Assume that D):
D:\NIC Drivers\Mellanox\ConnectionX-4\Windows Client
4.Double click the driver corresponding to the system.
5.Follow the instructions in the install wizard to finish it.
Installing Linux Drivers from Source Code
1.Download and expand the base driver tar file.
2.Compile the driver module.
3.Install the module using the modprobe command.
4.Assign an IP address using the ifconfig command.
Support
More information and settings, please refer to the Adapter User Guides or you can contact us.
