DriverCove

MT27800 Family ConnectX-5 Virtual Function Driver 24.4.26429.0

by Mellanox Technologies Ltd.Windows 11Windows 1064-bitSHA-256 verified

Manufacturer
Mellanox Technologies Ltd.
Device
MT27800 Family ConnectX-5 Virtual Function
Driver version
24.4.26429.0
Release date
April 16, 2024
Supported Windows
Windows 11, Windows 10
Architecture
64-bit (x64)
File size
1.2 MB
File name
ddc4f7f7-e4db-40a5-b450-29c7913e8dfc_1091828188c1a58343ad84f1a681e5f398238d4b.cab
Digital signature
Signed - catalog mlx5.cat
INF version
04/16/2024,24.4.26429.0
INF provider
Mellanox Technologies Ltd.
Device class
Net
Source
Microsoft Update Catalog
Last verified
July 8, 2026
SHA-256
5c5b9921633cbca19eecfd823133f97de15ae3eff06840777b59019be62e6ef2

Supported hardware IDs (4255)

Compare with your device: Device Manager → right-click the device → Properties → Details → Hardware Ids. If one of the values above matches, this driver supports your hardware.

How to install

  1. Create a restore point(Start → "Create a restore point" → Create), so you can roll back if anything goes wrong.
  2. Verify compatibility: your Windows version (Windows 11, Windows 10) and architecture (x64)must match this driver, and your device's Hardware ID should appear in the list above.
  3. Download the file using the button - it comes directly from Microsoft Update Catalog.
  4. Optionally verify the checksum: open PowerShell, run Get-FileHash your-download.cab -Algorithm SHA256 and compare with the SHA-256 above.
  5. Extract the .cab archive: right-click → Extract All, or run expand -F:* file.cab C:\driver\ in Command Prompt.
  6. Install via Device Manager: right-click your device → Update driver → Browse my computer → point to the extracted folder. Alternatively run pnputil /add-driver C:\driver\*.inf /install.
  7. Check Device Manager: the device should show no warning icons, and the driver version should match.

How to roll back

If the device stops working after the update: Device Manager → right-click the device → Properties → Driver tab → Roll Back Driver. If the button is greyed out, use the restore point from step 1 (Start → "Recovery" → Open System Restore).