Western Digital WD6400AACS 640Gb 7200Rpm Serial ATA-300 16Mb Cache 3.5-Inch Internal Hard Drive

Technical Information

• 
  Storage Capacity:
  
  640 GB

Drive Performance

• 
  Maximum External Data Transfer Rate:
  
  300 MBps (2.3 Gbps)
• 
  Buffer:
  
  16 MB

Interfaces/Ports

• 
  Drive Interface:
  
  SATA/300
• 
  SATA Pin:
  
  7-pin

Physical Characteristics

• 
  Drive Type:
  
  Internal
• 
  Drive Width:
  
  3.5″
• 
  Hot Swappable:
  
  Yes