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Acer 2930 User Manual

Page 27

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Chapter 1

17

Hard Disk Drive Interface

Super Multi Drive Module

Item

Specifications

Vendor &
Model
Name

Hitachi
5K250-250
5K250-160

Segate
ST9250827AS
ST9160827AS
ST9120817AS

Toshiba
MK1646GSX
MK1246GSX

WD
WD2500BEVS
WD1200BEVS

WD
WD3200BEVT
WD1600BEVT

Capacity
(MB)

250, 160

250, 160, 120

160, 120

250, 120

320, 160

Bytes per
sector

512

512

512

512

512

Data heads

4, 3

4, 3, 2

3, 2

4, 2

4, 2

Drive Format

Disks

2, 2

2, 2, 1

2, 1

2, 1

2, 1

Spindle
speed
(RPM)

5400

5400

5400

5400

5400

Performance Specifications

Buffer size

8 MB

8 MB

8 MB

8 MB

8 MB

Interface

SATA

SATA

SATA

SATA

SATA

Internal
transfer
rate (Mbits/
sec, max)

643 ~ 665

778

370 ~ 730
typical

850 Mbits/s
maximum

850 Mbits/s
maximum

I/O data
transfer
rate

(Mbytes/
sec max)

150 / 300

300

300

150 maximum

300 maximum

DC Power Requirements

Voltage

5V ±5%

5V ±5%

5V ±5%

5V ±5%

5V ±5%

Item

Specification

Vendor & model name

HLDS/GSA-T50N, Philips DS-8A2S, Sony/AD-7560S, Toshiba Digi/TS-L633A

Performance Specification

With CD Diskette

With DVD Diskette

Transfer rate (MB/sec)

Sustained:

Max 3.5 Mbytes/sec

Sustained:

Max 10 Mbytes/sec

Buffer Memory

2MB

Interface

SATA