WD Blue PC Desktop Hard Drive 2TB WD20EZBX Features: Improve PC Performance Plan for the Future Trust in WD Easy Backup And Upgrade Technology To Help Protect Your Data Specifications: Capacity 2 TB Interface SATA Form Factor 3.5 Inch Cache Size 256 MB Disk Speed (RPM) 7200rpm Transfer rate 215 MB/s Compatibility Windows® 10, Windows 8.1, Windows 7 macOS High Sierra™, Sierra El Capitan Recording Technology SMR Dimensions (L x W x H) 5.79" x 4" x 1.03"