NVIDIA Mellanox Windows 64-bit Server OS Drivers for Mellanox ConnectX-4 LX, ConnectX-5, ConnectX-6, ConnectX-7, and ConnectX-8 Adapters
Installed This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.This software bundle includes the Dell Technologies Update Package to install NVIDIA Mellanox ConnectX-4 Lx, ConnectX-5 Ex, ConnectX-6, ConnectX-7, and ConnectX-8 NIC drivers on Windows Server 2022 and Windows Server 2025. This release provides continued code optimization to improve performance. This program is protected by copyright law and international treaties. Please extract contents to view the software license agreement before installing the software update.
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Version
26.001.03, A00
Release date
02 Apr 2026
Download Type
Driver
Category
Network, Ethernet & Wireless
Importance
OptionalDell Technologies recommends reviewing this update to determine if it applies to your system. The update contains changes that impact only certain configurations or provides new features that may or may not apply to your environment.
Available formats
File Format: Update Package for MS Windows 64-Bit.
File Name: Network_Driver_3T3MK_WN64_26.001.03_A00.EXE
File Size: 330.55 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
Dell Update Packages in native Microsoft Windows 64-bit format do not require that Microsoft WOW64 be installed on the Microsoft Windows Server.
To ensure the integrity of your download, please verify the checksum value.
MD5:
02e6fe727ed18c8a074227e1b45243f0
SHA1:
d30f05e2f30d7b9a3a32aa4f9eb09e57f50941ee
SHA-256:
fe641d0e739a52c6c824f39342bc57eb06610ecffabf580ed2ac5d6c003e3967
File Format: Ext-Tech-Docs
File Name: nvidia-winof-2-documentation-v26-1-50000.pdf
File Size: 15.88 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
To ensure the integrity of your download, please verify the checksum value.
MD5:
727f65d2b7acbd32d17e34e6a466602a
SHA1:
fc37549154bfa39f245171951df8d74991091b7b
SHA-256:
b8a03c408d6fc98f8a6b60aef14d2fff3e0ad9af7dc3d14a461df5ab5f857219
File Format: External release notes
File Name: Windows_Driver_Release.txt
File Size: 3.41 KB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file format contains plain text which can be viewed with a standard text editor.
To ensure the integrity of your download, please verify the checksum value.
MD5:
4969d66ad0c1af632762875de835ce21
SHA1:
df29e2a7b529cc35eba7e2029f7c3ca695a5653c
SHA-256:
c6a05cf245103852dfe0c26a72ae0c06a8bf27ad9b8325ba4ecaacffab72799f
By downloading, you accept the terms of the Dell Software License Agreement.
Supported Operating Systems
AZURE STACK HCI
Windows Server 2022 LTSC
Windows Server 2025 LTSC
Windows 10, 64-bit
Applies to
CX-8 IB 800GbE XDR
Mellanox ConnectX-4 Lx Dual Port 25 GbE DA/SFP Network Adapter
Mellanox ConnectX-4 Lx Dual Port 25 GbE DA/SFP rNDC
Mellanox ConnectX-4 Lx Dual Port 25 GbE KR Mezzanine Card
Mellanox ConnectX-5 Dual Port 25GbE SFP28 PCIe Adapter
Mellanox ConnectX-5 EX Dual Port 100 GbE QSFP Network Adapter
Mellanox ConnectX-6 Dx Dual Port 100GbE QSFP56 PCIe Adapter
Mellanox ConnectX-6 Single Port HDR QSFP56 PCIE Adapter
Mellanox ConnectX-6 Single Port HDR100 QSFP56 PCIE Adapter
Mellanox ConnectX-8 Family of Server Adapters Firmware
Mellanox Family of Server Adapters Drivers
NVIDIA ConnectX-6LX Dual Port 25G GbE SFP28 Network Adapter
Nvidia ConnectX-7 Single Port NDR (w/VPI) OSFP
NVidia ConnectX-7 Single Port NDR OSFP Adapter
Nvidia ConnectX-7 Single Port NDR200 (w/VPI) OSFP
NVidia ConnectX-7 Single Port NDR200 OSFP Adapter
NVIDIA ConnectX-8 C8240 Dual Port NDR VPI/400GbE QSFP112 Adapter, PCIe Full Height +Sec
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