Word

Description

Value

 

 

 

104–107

ATA-reserved

0000H

108–111

The mandatory value of the world wide name (WWN) for the drive.

Each drive will have a unique

 

NOTE: This field is valid if word 84, bit 8 is set to 1 indicating 64-bit

value.

 

WWN support.

 

 

 

 

112–127

ATA-reserved

0000H

128

Security status

0001H

129–159

Seagate-reserved

xxxxH

160–254

ATA-reserved

0000H

255

Integrity word

xxA5H

Note. Advanced Power Management (APM) and Automatic Acoustic Management (AAM) features are not supported

Note. See the bit descriptions below for words 63, 84, and 88 of the Identify Drive data..

Description (if bit is set to 1)

 

Bit

Word 63

 

 

 

 

0

Multiword DMA mode 0 is supported.

 

 

 

 

1

Multiword DMA mode 1 is supported.

 

 

 

 

2

Multiword DMA mode 2 is supported.

 

 

 

 

8

Multiword DMA mode 0 is currently active.

 

 

 

 

9

Multiword DMA mode 1 is currently active.

 

 

 

 

10

Multiword DMA mode 2 is currently active.

 

 

 

 

Bit

Word 84

 

 

 

 

0

SMART error loggin is supported.

 

 

 

 

1

SMART self-test is supported.

 

 

 

 

2

Media serial number is supported.

 

 

 

 

3

Media Card Pass Through Command feature set is supported.

 

 

 

 

4

Streaming feature set is supported.

 

 

 

 

5

GPL feature set is supported.

 

 

 

 

6

WRITE DMA FUA EXT and WRITE MULTIPLE FUA EXT commands are supported.

 

 

 

 

7

WRITE DMA QUEUED FUA EXT command is supported.

 

 

 

 

8

64-bit World Wide Name is supported.

 

 

 

 

9-10

Obsolete.

 

 

 

 

11-12

Reserved for TLC.

 

 

 

 

13

IDLE IMMEDIATE command with IUNLOAD faeture is supported.

 

 

 

 

14

Shall be set to 1.

 

 

 

 

15

Shall be cleared to 0.

 

 

 

Barracuda 7200.11 Serial ATA Product Manual, Rev. G

31

Page 37
Image 37
Seagate ST31000640AS, ST31000340AS, ST3750330AS, ST3750630AS, ST3640630AS, ST3640330AS Description if bit is set to Bit Word

ST3640630AS, ST3500820AS, ST3500320AS, ST3500620AS, ST31000640AS specifications

Seagate has long been a prominent player in the hard drive industry, and its line of SATA drives, including the ST3640330AS, ST3750330AS, ST3750630AS, ST31000340AS, and ST31000640AS, showcases a blend of performance, reliability, and advanced technology. These drives cater to various user needs, from consumer desktops to enterprise applications.

The ST3640330AS and ST3750330AS models are designed with a 7200 RPM spinning speed, ensuring fast data throughput for gaming, multimedia, and everyday computing tasks. With a SATA interface and compatibility with the latest systems, these drives are ideal for users seeking efficient storage solutions. The ST3640330AS provides 640 GB of storage, while the ST3750330AS boasts a generous 750 GB capacity, offering ample space for large files and applications.

Moving to the ST3750630AS, this model continues the trend of high performance, offering 750 GB of storage but enhanced with Seagate’s advanced error-correcting technology. It also features an updated cache architecture that optimizes read and write speeds while minimizing latency. This drive is particularly beneficial for users who require reliable backups and quick access to data.

The ST31000340AS and ST31000640AS are both part of Seagate’s 1 TB series and are engineered for durability and longevity. The ST31000340AS features traditional SATA technology, providing users with a balance between cost and performance. On the other hand, the ST31000640AS integrates improved power management features that result in lower energy consumption without compromising performance. This makes it a suitable choice for environmentally-conscious consumers or businesses looking to reduce operational costs.

All models feature Seagate's proprietary technologies such as SoftSonic drives, which result in quieter operation, and advanced power management capabilities that extend the lifespan of the hard drives. They are equipped with robust error recovery and data security features, ensuring data integrity and protecting against data loss.

Overall, the Seagate ST3640330AS, ST3750330AS, ST3750630AS, ST31000340AS, and ST31000640AS drives represent a comprehensive range of storage solutions that combine capacity, speed, and cost-effectiveness, making them a popular choice for a variety of users, from casual consumers to demanding enterprise environments.