never  been used were only powered on for testing  ( SERVER USE ONLY DOES NOT WORK FOR LAPTOPS ) 

Model

Brand

Seagate

Series

Constellation.2

Model

ST91000640NS

Packaging

Bare Drive

Performance

Interface

SATA 6.0Gb/s

Capacity

1TB

Cache

64MB

Average Latency

4.16ms

RPM

7200 RPM

Features

Features

Second generation of the first 2.5-inch, mainstream capacity, 15mm z-height, enterprise-class nearline drive for space-constrained data centers

2.5-inch enterprise-class hard drive

Energy efficient storage at under 3.31 watts (idle)

Highest nearline reliability with an MTBF of 1.4M hours

Usage

Ideal for Servers

Dimensions

Form Factor

2.5"

Height (maximum)

15mm

Width (maximum)

70.1mm

Length (maximum)

100.45mm

Plug Standards

Electrical Outlet Plug Type

Plug Type “A” (USA, Canada, Mexico, Japan)

S1120