This internal desktop drive from Toshiba offers a whopping 4 TB storage capacity, making it perfect for storing large amounts of data, including photos, videos, music, and more. With a rotation speed of 7200 RPM and a cache size of 256 MB, this drive provides fast and reliable performance for your PC. It is compatible with both SATA III and SATA I interfaces and features hot swap and removable capabilities, making it an ideal choice for those who need to store and access large amounts of data on a regular basis. The Toshiba MG04ACA400 model is designed with a 3.5-inch form factor and is perfect for those looking for a high-quality internal hard drive.The Toshiba MG04ACA400 is a 4TB enterprise-class hard drive designed for use in business-critical servers and storage systems.