1 General

1.1Introduction

This document describes the specifications of the Deskstar 7K1000.C, CinemaStar 7K1000.C and Ultrastar A7K2000, an Hitachi Global Storage Technologies 3.5-inch 7200-rpm serial-ATA interface hard disk drive with the following model numbers:

Capacity

Type

Cache

 

Model#

 

Deskstar

Ultrastar

CinemaStar

 

 

 

160GB

DS7SAC160

8MB

HDS721016CLA382

 

HCS721016CLA382

 

HDS721016CLA682

 

 

 

 

 

 

250GB

DS7SAC250

8MB

HDS721025CLA382

 

HCS721025CLA382

 

HDS721025CLA682

 

 

 

 

 

 

 

 

8MB

 

 

HCS721032CLA382

320GB

DS7SAC320

16MB

HDS721032CLA362

 

 

 

 

 

HDS721032CLA662

 

 

 

 

8MB

 

 

HCS721050CLA382

 

DS7SAC500

 

 

 

 

500GB

16MB

HDS721050CLA362

 

 

 

 

HDS721050CLA662

 

 

 

 

 

 

 

 

DS7SAC101

32MB

 

HUA722050CLA330/1

 

640GB

DS7SAC640

32MB

HDS721064CLA332

 

 

 

 

HDS721064CLA632

 

 

 

 

 

 

 

750GB

DS7SAC750

32MB

HDS721075CLA332

 

HCS721075CLA332

 

 

HDS721075CLA632

 

 

 

 

 

 

 

DS7SAC100

32MB

HDS721010CLA332

 

HCS721010CLA332

1TB

 

HDS721010CLA632

 

 

 

 

 

 

DS7SAC101

32MB

 

HUA722010CLA330/1

 

Table 1 Type and Model#

- Hitachi hard disk drive specifications –

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Hitachi HCS721016CLA382, HCS721050CLA382 Introduction, Capacity Type Cache Model#, Ultrastar CinemaStar, Type and Model#

HCS721016CLA382, HCS721050CLA382, HCS721025CLA382, HDP725050GLA360, HUA722050CLA330/1 specifications

Hitachi's lineup of hard disk drives, including models such as HDS721075CLA632, HDS721032CLA362, HDS721032CLA662, HDS721050CLA362, and DSDS7210C09EN-04, offers a variety of features catering to different storage needs. These drives are widely recognized for their reliability, performance, and efficiency, making them suitable for both consumer and enterprise applications.

The HDS721075CLA632 model, with a capacity of 750GB, strikes a balance between performance and storage capabilities. It operates at 7200 RPM, ensuring quick access to data while maintaining low latency. Its 32MB cache enhances data transfer rates and improves overall system responsiveness. This HDD is particularly useful for gaming, multimedia, and office applications, allowing users to store a substantial amount of data with quick retrieval times.

The HDS721032CLA362 and HDS721032CLA662 share many similarities and are both designed for budget-conscious consumers. With a capacity of 320GB and a 7200 RPM, they offer efficient storage solutions for everyday tasks. The 32MB cache buffer enables efficient caching of frequently accessed files, providing a smooth experience for users.

Another notable model is the HDS721050CLA362, which features a capacity of 500GB. Like its counterparts, this drive operates at a speed of 7200 RPM and utilizes a 32MB cache, which ensures optimal performance for data-heavy applications. This model stands out for its energy efficiency, resulting in lower operational costs, making it an appealing choice for businesses and energy-conscious consumers alike.

On the other hand, the DSDS7210C09EN-04 is a part of Hitachi's enterprise-oriented offerings. This drive is engineered for demanding applications, featuring advanced technologies such as error recovery controls and enhanced data protection features. With a focus on reliability and performance, the DSDS7210C09EN-04 serves well in server environments and for high-performance computing.

Hitachi's hard drives incorporate various technologies that enhance their performance and durability. Features such as staggered start-up, which gradually powers on the drive, help minimize power surges and increase the longevity of the device. Moreover, Hitachi's commitment to quality ensures that each drive undergoes rigorous testing, guaranteeing functionality and reliability.

Overall, the diverse range of models from Hitachi provides effective solutions for anyone from casual users to enterprises, combining storage capacity with advanced technologies to meet the evolving demands of modern data storage.