. Computer
The 25DK4 is a proprietary part made by the computer manufacturing company Dell. It is a Socket Computing Daughterboard, which is an add-on board that enables a computer to support features not found on the motherboard. Features typically include additional USB ports, expansion ports for adding additional hardware devices, and other components. The 25DK4 has four DIMM slots and one PCIe slot that can each be used to install memory or a PCIe device, respectively. It also has integrated USB 2.0 ports, one Gigabit Ethernet port, and audio connections. This part is typically used to add additional ports, expand memory and storage, and give users an additional area of expansion.