Western Digital Ultrastar DC SN655 3.84 TB U.3 PCI Express 4.0 NVMe TLC 3D NAND Early 2015–2017) iMac (24-inch

Early 2015–2017) iMac (24-inch

track drive health

2019–2020) iMac (Retina 5K

0 Component for PC NVMe Yes SSD capacity 512 GB Read speed 2200 MB/s Write speed 1200 MB/s Memory type 3D TLC NAND Random write (4KB) 240000 IOPS Random read (4KB) 120000 IOPS Hardware encryption Yes Design Component for PC SSD form factor M

GamingDescription

Western Digital Ultrastar DC SN655 3.84 TB U.3 PCI Express 4.0 NVMe TLC 3D NAND Early 2015–2017) iMac (24-inch7. 68TB, U. 3 15 mm, Security ISE, NVMe SSDKey Features Power loss protection, end to end data path protection, variable sector sizes, and more Western Digital NVMe 1. 4 Compliant Controller and PCle 4. 0 Western Digital BiCS5 3D TLC NAND Description Data strategy, not just data storage Ultrastar NVMe enterprise SSDs continue to be the ideal solution for cloud and server providers who need performant, high capacity, cost optimized, read intensive