Seagate Nytro 3330 SAS SSD 3.84TB 2.5" Internal Solid State Drive - Self-Encrypting Drive (SED) - Dual-port SAS 12 Gb/s - 3D eTLC - 1 DWPD - Max Sequential Read Up to 2100MB/s - Max Sequential Write Up to 1100MB/s (XS3840SE10113)