SECTION 3

Product Specifications

Models and Capacities

MODEL

91728D8

91512D7

91303D6

91080D5

90845D4

90648D3

90432D2

 

 

 

 

 

 

 

 

Formatted Capacity (MB LBA Mode)

17,280

15,120

13,030

10,800

8,455

6,480

4,320

 

 

 

 

 

 

 

 

Maxtor defines one megabyte as 106 or one million bytes and one gigabyte as 109 or one billion bytes.

 

 

 

 

 

 

 

 

 

Drive Configuration

MODEL

91728D8

91512D7

91303D6

 

91080D5

 

90845D4

90648D3

90432D2

 

 

 

 

 

 

 

 

Integrated Controller / Interface

 

 

ATA-4 / Ultra DMA

 

 

 

 

 

 

 

 

 

 

Encoding Method

 

 

EPR4 RLL 16/17

 

 

 

 

 

 

 

 

 

 

 

 

Interleave

 

 

 

1:1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Servo System

 

 

 

 

Embedded

 

 

 

 

 

 

 

 

 

 

 

Buffer Size / Type

1- and 2-Disk Models: 256 KB SDRAM / 3- and 4-Disk Models: 512 KB SDRAM

 

 

 

 

 

 

 

 

 

 

Data Zones per Surface

 

 

 

16

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Data Surfaces / Heads

8

7

6

 

5

 

4

3

2

 

 

 

 

 

 

 

 

 

 

Number of Disks

4

4

3

 

3

 

2

2

1

 

 

 

 

 

 

 

 

 

 

Areal Density

 

 

 

3,100 Mb / in2

 

 

 

 

 

 

 

 

 

 

 

 

 

Tracks per Surface (Cylinders)

 

 

 

13,295

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Track Density

 

 

 

 

13,000 tpi

 

 

 

 

 

 

 

 

 

 

 

 

 

Recording Density

 

 

 

186 - 237 kbpi

 

 

 

 

 

 

 

 

 

 

 

 

 

Bytes per Sector / Block

 

 

 

512

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sectors per Track

 

 

 

230 - 384

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sectors per Drive

33,750,864

29,532,384

25,450,992

 

21,095,424

 

16,514,064

12,656,448

8,440,992

 

 

 

 

 

 

 

 

 

 

Performance Specifications

MODEL

91728D8

91512D7

91303D6

 

91080D5

 

90845D4

90648D3

90432D2

 

 

 

 

 

 

 

 

 

 

Seek Times (typical)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Track-to-Track

 

 

 

 

0.9 ms

 

 

 

 

 

 

 

 

 

 

 

 

 

Average

 

 

 

 

9.0 ms

 

 

 

 

 

 

 

 

 

 

 

 

 

Maximum

 

 

 

 

< 20 ms

 

 

 

 

 

 

 

 

 

 

 

 

 

Average Latency

 

 

 

 

5.55 ms

 

 

 

 

 

 

 

 

 

 

 

 

 

Rotational Speed (±0.1%)

 

 

 

 

5,400 RPM

 

 

 

 

 

 

 

 

 

 

 

 

 

Controller Overhead

 

 

 

 

< 0.5 ms

 

 

 

 

 

 

 

 

 

 

 

 

 

Data Transfer Rate

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

To/from Interface

 

 

up to 33.0 MB/sec

 

 

(Ultra DMA - Mode 2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

To/from Interface

 

 

up to 16.7 MB/sec

 

 

(PIO 4/Multi-word DMA - Mode 2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

To/from Media

 

 

up to 22.0 MB/sec

 

 

Start Time (0 to Drive Ready)

 

 

 

< 8.8 sec typical

 

 

 

 

 

 

 

 

 

 

 

 

 

3 – 1

Page 18
Image 18
Maxtor 4320 manual Product Specifications, Models and Capacities, Drive Configuration, Performance Specifications

4320 specifications

The Maxtor 4320 is a notable entry in the realm of hard disk drives, widely recognized for its reliability and performance in data storage. Released in the early 2000s, it quickly gained traction among both consumers and professionals looking for efficient solutions for their data management needs.

At the core of the Maxtor 4320 is its impressive storage capacity. With a capacity of 20GB, it was considered substantial at the time, making it ideal for storing a variety of files, from documents to multimedia content. This drive provided users with ample space to expand their digital footprint without the constant worry of running out of space.

One of the standout features of the Maxtor 4320 is its data transfer rate. Operating at a speed of 5400 RPM, it offered a balanced performance that suited casual users and most business applications. The drive utilized an IDE interface, ensuring compatibility with a wide range of motherboards and systems, allowing for easy integration into both desktop and laptop computers.

The Maxtor 4320 is characterized by its durability. Engineered with robust materials and a well-designed casing, it was built to withstand regular use. This durability became a significant selling point, as data integrity and safety are paramount in any storage solution. Users could rely on the Maxtor 4320 to protect their important data against the wear and tear associated with daily operations.

In terms of technologies, the Maxtor 4320 featured advanced error correction algorithms, which ensured that data retrieval was not only fast but also reliable. This was particularly important at a time when data integrity was becoming increasingly crucial for personal and corporate users alike.

Additionally, the drive's low power consumption was a key consideration for eco-conscious consumers. It allowed for extended use without excessively draining power, contributing to lower energy bills and a smaller carbon footprint. This feature made the Maxtor 4320 an attractive option for users looking to balance performance with energy efficiency.

In conclusion, the Maxtor 4320 combined reliability, performance, and durability to become a popular choice in the hard disk drive market of the early 2000s. Its large storage capacity, reasonable speed, and energy efficiency catered to a wide range of users, from home consumers to small businesses. The legacy of the Maxtor 4320 continues to influence current storage solutions as it laid the groundwork for advancements in hard disk technology.