These slots are frequently used for network interface cards (NICs), which enable computers to connect to wired or wireless networks more reliably and efficiently. Even though a lot of motherboardsamsung s23 sim slotss have built-in network solutions, dedicated NICs can offer better speed and features like support for multiple network standards or sophisticated security protocols. When multiple devices need to be seamlessly connected or when high-speed internet access is essential, this is especially advantageous. Moreover, specialized networking cards made for particular uses can fit into PCI slots.