Seagate Exos X Series 20TB 3.5″ Internal Hard Drive 12Gb/s SAS ST20000NM002D

Technical Information Storage Capacity: 20 TB Recording Technology: Conventional Magnetic Recording (CMR) Disk Format: 512e/4Kn Drive Performance Random 4KB Read: 168IOPS Random 4KB Write: 550IOPS Spindle Speed (rpm): 7200 Buffer: 256 MB Interfaces/Ports Drive Interface: SAS Drive Interface Standard: 12Gb/s SAS Physical Characteristics Drive Type: Internal Form Factor: 3.5″ Height: 1″ Width: 4″ Depth: 5.8″ Weight (Approximate): 1.48 lb Miscellaneous Device Supported: Storage System Warranty Limited Warranty: 5 Year Hard Drive Capacity: 20 TB Internal/External: Internal Brand: Seagate Assembled Product Dimensions (L x W x H): 4.10 x 1.40 x 6.00 Inches