The IBM Hitachi 20 GB 4200 rpm IC25N020ATCS04-0 IDE 2.5-inch notebook HDD is a reliable internal laptop drive suitable for both laptops and PCs. With a sleek silver design and a fast rotation speed of 4200 RPM, this HDD offers quick read speeds of up to 500MB/s. Backed by a 3-month manufacturer warranty, this Toshiba brand drive is compatible with HDD drive types and features a transfer rate of 300 Mbps. With a storage capacity of 20 GB and a cache of 8 MB, this internal hard disk drive is perfect for storing and accessing your important files and data.