Word

Content

 

Description

 

00

045AH

 

Drive classification, bit assignments:

 

or

 

15 (=0):

1=ATAPI device, 0=ATA device

 

045EH

 

14 - 8 :

retired

 

 

 

7 (=0):

1=removable cartridge device

 

 

 

6 (=1):

1=fixed device

 

 

 

5 - 3 :

retired

 

 

 

2 (=0):

Response incomplete

 

 

 

1 :

retired

 

 

 

0 (=0):

Reserved

01

xxxxH

 

Number of cylinders in default translate mode

02

C837H

 

Specific Configuration

 

 

 

37C8H:

Need Set Feature for spin-up after power-up

 

 

 

Identify Device is incomplete

 

 

 

 

 

 

 

738CH:

Need Set Feature for spin-up after power-up

 

 

 

Identify Device is complete

 

 

 

 

 

 

 

8C73H:

No Need Set Feature for spin-up after power-up

 

 

 

Identify Device is incomplete

 

 

 

 

 

 

 

C837H:

No Need Set Feature for spin-up after power-up

 

 

 

Identify Device is complete

 

 

 

 

03

00xxH

 

Number of heads in default translate mode

04

0

*

Reserved

 

05

0

*

Reserved

 

06

003FH

 

Number of sectors per track in default translate mode

07

0000H

* Number of bytes of sector gap

08

0000H

* Number of bytes in sync field

09

0000H

*

Reserved

 

10-19

XXXX

 

Serial number in ASCII (0 = not specified)

20

0003H

*

Controller type:

 

 

 

 

0003: dual ported, multiple sector buffer with look-ahead read

21

XXXXH

* Buffer size in 512-byte increments

22

0038H

* Number of ECC bytes for the device

23-26

XXXX

 

Microcode version in ASCII

27-46

XXXX

 

Model number in ASCII

47

8010H

 

15-8 :

80h

 

 

 

7-0 :

Maximum number of sectors that can be transferred per interrupt on Read

 

 

 

and Write Multiple commands

 

 

 

 

484000H Trusted Computing feature set options 15(=0) : Shall be cleared to zero

14(=1) :

Shall be set to one

13-1(=0) :

Reserved for the Trusted Computing Group

0(=0) :

0=Trusted Computing feature set is not supported

Table 82 Identify device information

Hitachi hard disk drive specifications

123

Page 123
Image 123
Hitachi HDS721064CLA332, HCS721050CLA382, A7K2000 Identify device information, Hitachi hard disk drive specifications 123

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.