2TRM4 Dell 1.8TB 10K RPM SAS-12GBPS 128MB 512E 2.5inch

The interface of the 2TRM4 Dell 1.8TB 10K RPM SAS-12GBPS 128MB 512E 2.5inch SFF Hard Disk Drive is SAS (Serial Attached SCSI). SAS stands for Serial Attached SCSI, which is a high-speed data transfer interface that connects storage devices to computer systems. SAS is typically used in enterprise-level servers and storage systems, as well as in high-performance workstations.

This has a 12 Gbps SAS interface, which means it can transfer data at a maximum speed of 12 Gbps (gigabits per second). This provides a faster data transfer rate compared to SATA (Serial ATA) interface, which is typically used in consumer-level hard drives and has a maximum data transfer rate of 6 Gbps.