The introduction of OCP NIC 3.0 brings new HW management challenges. OCP NIC 3.0 standard allows for multiple operating modes for NIC cards. Multi-Host capable OCP NIC 3.0 cards based on ConnectX, supporting both Mellanox Multi-Host® and Mellanox Socket Direct® technologies, leverage this new standard by offering a single hardware, capable to operate as Single-Host, Multi-Host and Mellanox Socket Direct® device. Being an OCP NIC 3.0 card, the operating-mode is automatically set, allowing data-centers and OEMs to use the same hardware in different server platforms. This talk covers the special features which were introduced into this new technology, to address the new HW management challenges.