NVIDIA Mellanox Firmware Release 40.46.3048 for the Industry-Standard NVIDIA Mellanox ConnectX-8 XDR Adapters

Restart required 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 firmware release 40.46.3048 on the industry-standard NVIDIA Mellanox ConnectX-8 XDR adapters. This release provides continued code optimization to improve performance.
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Fixes & Enhancements

Please refer to the attached release notes for fixes and enhancements.
Read More

Version

40.46.3048, A00

Release date

27 Nov 2025

Download Type

Firmware

Category

Network, Ethernet & Wireless

Importance

Recommended
Dell Technologies recommends applying this update during your next scheduled update cycle. The update contains changes to maintain overall system health. It ensures that the system software remains current and compatible with other system modules (firmware, BIOS, drivers, and software) and may include other new features.
Available formats
File Format: Update Package for MS Windows 64-Bit.
File Name: Network_Firmware_T7C7X_WN64_40.46.3048_A00_03.EXE
File Size: 57.61 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:
b2a4e2006b2d5b8aebfe65cb9450a92a
SHA1:
7116a724a1f266177362a595af0f924c0d8f54d2
SHA-256:
c670bec26c0f5aaa73a7d2578842bbee152de0573e0f82e9db4715c9f940abdd
File Format: Ext-Tech-Docs
File Name: nvidia-connectx-8-supernic-firmware-release-notes-v40-46-3048.3048.pdf
File Size: 1.98 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:
2b59b04a501ebf310c7a582ee5fb97d5
SHA1:
0656d67ebf43d226df3615ae8a550de2e2c4a438
SHA-256:
b6e45811f0297d35e8fabe0259f35670e5931ec6b78bfac6d0741ec85b21d921
File Format: GnuPG Signature for Linux ARM Update Package
File Name: Network_Firmware_T7C7X_LNARM64_40.46.3048_A00_03.BIN.sign
File Size: 842 Bytes
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
The GPG signature for Linux ARM update package can be used to verify the authenticity of the associated Linux ARM DUP. You can download from Dell download page.
To ensure the integrity of your download, please verify the checksum value.
MD5:
ad28b3acc313a4bb78215d37515698c0
SHA1:
a40e363a99c362caf478787ab15d366b9b07ab9b
SHA-256:
1d2ec4858c3c50794a335dd06c845f14c26be84f4ba7c198227554f9e6913c3b
File Format: A GnuPG file which contains a cryptographic signature
File Name: Network_Firmware_T7C7X_LN_40.46.3048_A00_03.BIN.sign
File Size: 842 Bytes
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
The GnuPG signature for Red Hat Linux Update Package can be used to authenticate Dell's identity in the correlated Red Hat Linux Update Package.
To ensure the integrity of your download, please verify the checksum value.
MD5:
83eb0be14b19e5fe3d6c466dff0f129b
SHA1:
2f3829451688b1979701c14d86709b52d2a7693a
SHA-256:
8446980ecf5cfe6b5691200006ed8d33424d6316ed8fa955a900dc39c0e4d44b
File Format: Update Package for Linux ARM 64-Bit
File Name: Network_Firmware_T7C7X_LNARM64_40.46.3048_A00_03.BIN
File Size: 43.46 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
The Linux ARM update package can be used to update driver/firmware for a Linux ARM based server. You can download from Dell download page.
To ensure the integrity of your download, please verify the checksum value.
MD5:
03d2d3303bc6bb19016c77d70cafadf2
SHA1:
8a8a3e6389e35d6e97603906f9affb520118dfc5
SHA-256:
6112a43c9ccdfdff80f28497560ceb1cd8dcfd97443a6077649c05df07f43fb9
File Format: Update Package for Red Hat Linux
File Name: Network_Firmware_T7C7X_LN_40.46.3048_A00_03.BIN
File Size: 58 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
Dell Update Packages for Linux can be used as stand-alone applications that ensure that specific validation criteria are met, then apply an update.
Note: Update Packages for Linux are open source. See the Dell Update Packages for Linux Readme for details.
To ensure the integrity of your download, please verify the checksum value.
MD5:
66ba8f8d223aab7a0ec9e0d647ebd034
SHA1:
072be7b4b5e4abe03ee1b812a66b3292b4096179
SHA-256:
a536075c71f74c5ca1cc6464718ece3509336aa00dabc3a2a5cc518d2ae859f0

By downloading, you accept the terms of the Dell Software License Agreement.

Additional details

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AZURE STACK HCI
Red Hat Enterprise Linux 10
Red Hat® Enterprise Linux 8
Red Hat Enterprise Linux 9
SuSE Linux ES 15
SUSE Linux ES 16 - Update 0 x64
Ubuntu Server 24.04 - U3
Windows Server 2022 LTSC
Windows Server 2025 LTSC
Windows 10, 64-bit
CX-8 IB 800GbE XDR
INFO,FWLCK,CX8XDR,40.46.3048
Mellanox ConnectX-8 Family of Server Adapters Firmware
NVIDIA ConnectX-8 C8240 Dual Port NDR VPI/400GbE QSFP112 Adapter, PCIe Full Height +Sec

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