The 256GB SK Hynix 2.5-inch SATA SSD with Windows 11 Pro UEFI installed & activated is a high-performance internal laptop drive suitable for both laptops and PCs. With a sleek silver design and a storage capacity of 256GB, this SSD offers fast read speeds of up to 500MB/s and a transfer rate of 550 Mbps. It features a rotation speed of 7200 RPM and a cache size of 1MB, making it a reliable choice for storing and accessing large amounts of data. Additionally, this product is part of the Barracuda product line and boasts a low noise level, making it an excellent option for those looking for a hybrid HDD/SSD solution.Please make sure your system meet Microsoft minimum requirements to run Windows liThis version of Windows 11 Pro is run on the UEFI format If your system is set for legacy and you don't know how to change it Please don't purchase this drive