The Samsung PM991a 256GB M.2 2230 NVMe PCIe 3.0x4 SSD is a high-performing internal SSD designed for laptops. With a sleek black design, this solid-state drive from Samsung offers read speeds of up to 3100MB/s and write speeds that are 4 times faster. It features a storage capacity of 256GB and a transfer rate of 550 Mbps, making it ideal for faster boot-up times, data access, and overall system performance. This SSD also boasts a low noise level, ensuring a quiet and efficient computing experience.