Seagate Constellation ES.2 ST91000640SS 1Tb SAS-6.0Gbps 2.5-Inch Hard Drive

Overview

Seagate Constellation.2 drives are the most energy efficient enterprise drives on the market. Designed for enterprise robustness, Constellation.2 offers reliable storage for high capacity servers and storage arrays in a minimal footprint.

 

Specifications

Model Number:  ST91000640SS

Brand:  Seagate

Alt Part Number(s):  ST91000640SS

Product Type:  Hard Drive

 

Technical Description

Brand:  Seagate

Model:  ST91000640SS

Series:  Constellation.2

Capacity:  1 TB

Average Latency:  4.16 ms

Average Seek Time:  8.5 ms

Buffer Size:  64 MB

Compliant Standards:  S.M.A.R.T.

Data Transfer Rate:  600 MBps

Form Factor:  2.5"

Hard Drive Type:  Internal hard drive

Interface:  Serial Attached SCSI 2

Non-Recoverable Errors:  1 per 10^15

Spindle Speed:  7200 rpm

Storage Interface:  Serial Attached SCSI 2

Track-to-Track Seek Time:  0.7 ms

Product Type:  Hard Drive

 

Features

Background Media Scan (BMS)

Idle Read After Write (IRAW)

Perpendicular Magnetic Recording (PMR)

PowerChoice

 

* Product descriptions and part numbers are subject to change, and may not reflect manufacturer product changes. Please check the manufacturer's website and use the item's manufacturer part number to find the most up to date product description.