| CHAPTER 1: System Specifications  | 
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Item  | Specification | 
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  | 
Performance | 
  | 
Specification  | 
  | 
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Buffer size  | 8  | 
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Interface  | SATA 1.0, Serial ATA Revision 2.6  | 
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Max. media transfer  | 3.0 G/S  | 
rate   | 
  | 
Mbytes/s)  | 
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  | 
  | 
Data Transfer Rate | 
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  | |
Mbytes/s)  | 
  | 
  | 
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Ultra DMA   | Ultra DMA modes 0 - 6  | 
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DC Power  | 
  | 
Requirement  | 
  | 
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Voltage tolerance  | +5V ± 5%  | 
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Item  | Specification | 
  | 
  | 
Vendor & model name  | HGST HTS545016B9A300  | 
  | HGST HTS545025B9A300  | 
  | HGST HTS545032B9A300  | 
  | HGST HTS545050B9A300  | 
  | 
  | 
Capacity (MB)  | 160 GB  | 
  | 250 GB  | 
  | 320 GB  | 
  | 500 GB  | 
  | 
  | 
Bytes per sector  | 512  | 
  | 
  | 
Data heads  | 2  | 
  | 2  | 
  | 2  | 
  | 4  | 
  | 
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Disks  | 1  | 
  | 1  | 
  | 2  | 
  | 2  | 
  | 
  | 
Spindle speed (RPM)  | 5400  | 
  | 
  | 
Performance | 
  | 
Specification  | 
  | 
  | 
  | 
Buffer size | 8  | 
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  | 
Interface | SATA 1.0, Serial ATA Revision 2.6 | 
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