While x16 is the most popular for high-performance graphics cards, each configuration offers varying performance levels. Due to PCIe slots' versatility, users can install a vslots machineariety of expansion cards, ranging from simple network adapters to sophisticated graphics processing units (GPUs), to suit their unique requirements. Specialized PCIe slot versions, like M.2 and U, are also available for particular applications. Two solid-state drive (SSD) slots, which increase the adaptability of contemporary computer systems.