Asus RS704DA-E6/PS4 - Manual (Page 149)

ASUS RS700DA-E6/PS4, RS704DA-E6/PS4 7-27
4. Type the command line and install the driver.
5. All other Mellanox, OEM, OFED, or distribution IB packages will be removevd.
Press <Y> to continue.
6. The system starts uninstalling the previous version of OFED.