User Manual

Rev 4.70
Mellanox Technologies
17
2 Downloading Mellanox WinOF Driver
Follow these steps to download the .exe according to your Operating System.
Step 1. Verify the machine architecture.
For Windows Server 2008 R2
1. Open a CMD console (Click start-->Run and enter CMD).
2. Enter the following command.
On an x64 (64-bit) machine, the output will be “AMD64”.
For Windows Server 2012 / 2012 R2
1. To go to the Start menu.
Position your mouse in the bottom-right corner of the Remote Desktop of your screen.
2. Open a CMD console (Click Task Manager-->File --> Run new task --> and enter
CMD).
3. Enter the following command.
On an x64 (64-bit) machine, the output will be “AMD64”.
Step 2. Go to the Mellanox WinOF web page at
http://www.mellanox.com > Products > InfiniBand/VPI Drivers => Windows SW/Drivers.
Step 3. Download the .exe image according to the architecture of your machine (see Step 1) and the
operating system. The name of the .exe is in the following format
MLNX_VPI_WinOF-<version>_All_<OS>_<arch>.exe.
> echo %PROCESSOR_ARCHITECTURE%
> echo %PROCESSOR_ARCHITECTURE%
Installing the incorrect .exe file is prohibited. If you do so, an error message will be dis-
played. For example, if you try to install a 64-bit .exe on a 32-bit machine, the wizard
will display the following (or a similar) error message: