Hard Disk Drive Interface
Item |
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| Specification |
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| |
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Capacity (MB) |
| 160 |
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| 250 |
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| |
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Vendor & Model | Seagate | HGST |
| Toshiba | WD | Seagate | HGST |
| Toshiba | WD |
Name |
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Bytes per sector |
| 512 |
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| 512 |
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| |
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Data heads | 2 |
|
| 1 |
| 2 |
|
| 3 | 2 |
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Drive Format |
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Disks | 1 |
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| 1 |
| 1 |
|
| 2 | 1 |
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Spindle speed |
| 5400 |
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| 5400 |
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| ||
(RPM) |
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Performance |
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Specifications |
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| |
Buffer size |
| 8 MB |
|
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| 8 MB |
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| ||
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| ||
Interface |
| SATA |
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| SATA |
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| ||
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Max. Media | 300 | 384 |
| 384 | 384 | 300 | 384 |
| 384 | 384 |
Transfer Rate |
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(Mbytes/sec |
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max.) |
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Max. Data | 150400 | 108160 |
|
| 108544 | 150400 | 112000 |
|
| 1085 |
Transfer Rate |
|
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|
| 44 |
(Mbytes/sec) |
|
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DC Power |
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Requirements |
|
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| ||
Voltage |
| 5V ±5% |
|
| 5V ±5% |
|
| |||
tolerance |
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Hard Disk Drive Interface (continued) |
|
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| |||
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|
Item |
|
|
|
| Specification |
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
Capacity (MB) |
| 320 |
|
|
| 500 |
|
|
| |
|
|
|
|
|
|
|
|
| ||
Vendor & Model | Seagate | HGST |
| Toshiba | WD | Seagate | HGST |
| Toshiba | WD |
Name |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Bytes per sector |
| 512 |
|
|
| 512 |
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
Data heads | 3 | 3 |
| 2 | 2 | 2 |
|
| 3 | 2 |
|
|
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|
|
Drive Format |
|
|
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|
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|
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|
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|
|
Disks | 2 | 2 |
| 1 |
| 1 |
|
| 2 | 1 |
|
|
|
|
|
|
|
|
|
|
|
Spindle speed |
| 5400 |
|
|
| 5400 |
|
| ||
(RPM) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Performance |
|
|
|
|
|
|
|
|
|
|
Specifications |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
Buffer size |
| 8 MB |
|
|
| 8 MB |
|
| ||
|
|
|
|
|
|
|
|
| ||
Interface |
| SATA |
|
|
| SATA |
|
| ||
|
|
|
|
|
|
|
|
|
|
|
Max. Media | 300 | 384 |
| 384 | 384 | 300 | 384 |
| 384 | 384 |
Transfer Rate |
|
|
|
|
|
|
|
|
|
|
(Mbytes/sec |
|
|
|
|
|
|
|
|
|
|
max.) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Max. Data | 150400 | 112000 |
|
| 108544 | 150400 | 112000 |
|
| 108 |
Transfer Rate |
|
|
|
|
|
|
|
|
| 544 |
(Mbytes/sec) |
|
|
|
|
|
|
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|
|
|
|
|
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|
|
DC Power |
|
|
|
|
|
|
|
|
|
|
Requirements |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||
Voltage |
| 5V ±5% |
|
| 5V ±5% |
|
| |||
tolerance |
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
Chapter 1 | 21 |
