NVIDIA ConnectX-7 Adapter Cards Firmware Release Notes v28.48.1000 (February 2026 GA Release)

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 Firmware

28.48.1000 / 28.47.1088 / 28.47.1026

DOCA-HOST

3.3.0 / 3.2.1

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

WinOF-2

26.1.50000 / 25.10.51000 / 25.10.50020

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

MFT

4.35.0-159 / 4.34.1-10 / 4.34.0-145

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

FlexBoot

3.9.101

UEFI

14.41.13

MLNX-OS

3.12.6000 onwards

Cumulus

5.15.0

NVIDIA Quantum-2 Firmware

31.2016.2054 onwards

© Copyright 2026, NVIDIA. Last updated on Mar 1, 2026