Intel 3.15" SSD Hard Disk Pro 5400s Series, 480GB, M.2 80mm SATA 6Gb/s, 16nm, TLC SSDSCKKF480H6X1 480 GB of storage M.2 Form Factor OPAL v2.0 features 16nm TLC NAND Random 4K Read: Up to 90K IOPS Random 4K Write: Up to 80K IOPS Sequential Read: Up to 540MB/s Sequential Write: Up to 480MB/s