NVIDIA ConnectX-7 Adapter Cards Firmware Release Notes v28.47.1026

Firmware Compatible Products

These are the release notes for the NVIDIA® ConnectX®-7 adapters firmware. This firmware supports the following protocols:

  • InfiniBand - EDR, HDR1002, HDR2, NDR2002, NDR2

  • Ethernet - 1GbE, 10GbE, 25GbE, 40GbE, 50GbE1, 100GbE1, 200GbE 2, 400GbE2

  • PCI Express 5.0, supporting backwards compatibility for v4.0, v3.0, v2.0 and v1.1

1. Speed that supports both NRZ and PAM4 modes in Force mode and Auto-Negotiation mode.

2. Speed that supports PAM4 mode only.

Note

When connecting an NVIDIA-to-NVIDIA adapter card in ETH PAM4 speeds, Auto-Neg should always be enabled.

Refer to the hardware documentation for the list of supported devices.

The following are the drivers’ software, tools, switch/HCA firmware versions tested that you can upgrade from or downgrade to when using this firmware version:

Supported Version
ConnectX-7 Firmware28.47.1026 / 28.46.3048 / 28.46.1006
DOCA-HOST

3.2.0 / 3.1.0

Note: For the list of the supported Operating Systems, please refer to the driver's Release Notes.

WinOF-2

25.10.50020 / 25.7.50000 / 25.4.50020

Note: For the list of the supported Operating Systems, please refer to the driver's Release Notes.

MFT

4.34.0-145 / 4.33.0-169 / 4.32.0-120

Note: For the list of the supported Operating Systems, please refer to the driver's Release Notes.

FlexBoot3.8.201
UEFI14.40.10
MLNX-OS3.12.6000 onwards
Cumulus5.15.0
NVIDIA Quantum-2 Firmware31.2016.2054 onwards

© Copyright 2025, NVIDIA. Last updated on Nov 24, 2025