Hewlett Packard 395473-B21 (500 GB)$110.00 to $605.00
 
  
  Hard Drive Spindle Speed - 7200Rpm Hard Drive Type - Hot-swap Hard Drive Capacity - 500GB Hard Drive Interface Type - Serial ATA Form Factor - 3.5''
 
  	Manufacturer:Hewlett Packard		 Product MPN   MPN | 395473-B21 | Key Features   Capacity | 500 GB |  Interface | Serial ATA | Enclosure    | Internal | Spindle Speed    | 7200 RPM | Technical Features  External Data Transfer Rate    | 150 MBps |  Average Latency | 4.17 ms | Interface (Detailed)    | Serial ATA |  Hot Swap | Yes | Other Features  Platform    | PC |  Package Qty. | 1 | Warranty   Warranty | 1 Year | Miscellaneous   UPC | 882780029781 |  
 
 Tags:hewlett, packard, 395473-b21, 500, gb, 
  
 | Western Digital Caviar Special Edition WD3200JB (320 GB)$59.00 to $110.00
 
  
  Cool-running, quiet operation, superior performance and industry-leading reliability make these next-generation WD Caviar SE drives the perfect hard drives for desktop and enterprise storage.
 
  	Manufacturer:Western Digital		 Product MPN   MPN | WD3200KS | Key Features  Designation    | Desktop Computer |  Capacity | 320 GB |  Interface | IDE/EIDE | Enclosure    | Internal | HDD Form Factor    | 3.5" x 1/3H (Low Profile) | Spindle Speed    | 7200 RPM | Technical Features   SCSI Signaling Type | Single Ended (SE) |  Special Features | S.M.A.R.T Technology | Internal Data Transfer Rate    | 748 Mbit/s | External Data Transfer Rate    | 133 MBps | Seek Time    | 8.9 ms |  Buffer Size | 8 MB |  Average Latency | 4.17 ms | Interface (Detailed)    | EIDE |  Sound Emission | 33 dB | Other Features  Platform    | PC, Mac |  Package Qty. | 20 | Dimensions   Height | 1.03 in. |  Width | 4 in. |  Depth | 5.79 in. |  Weight | 1.32 lb. | Warranty   Warranty | 3 Years | Miscellaneous   Release Date | January, 2005 |  UPC | 718037112602 |  
 
 Tags:western, digital, caviar, special, edition, wd3200jb, 320, gb, 
  
 | Lenovo 41N3015 (250 GB)$63.00 to $90.00
 
  
  Lenovo extends its line of outstanding hard drive upgrade options with the 250GB Serial ATA (S-ATA) Hard Disk Drive (HDD) for selected models of Lenovo ThinkCentre systems.
 
  	Manufacturer:Lenovo		 Product MPN   MPN | 41N3015 | Key Features   Capacity | 250 GB |  Interface | Serial ATA | Enclosure    | Internal | HDD Form Factor    | 3.5" x 1/3H (Low Profile) | Spindle Speed    | 7200 RPM | Technical Features   Special Features | S.M.A.R.T Technology | External Data Transfer Rate    | 300 MBps | Seek Time    | 9 ms |  Buffer Size | 8 MB |  Average Latency | 4.17 ms | Interface (Detailed)    | Serial ATA II | Other Features  Platform    | PC |  Package Qty. | 1 | Dimensions   Height | 1.02 in. |  Width | 4.02 in. |  Depth | 5.79 in. |  Weight | 1.41 lb. | Warranty   Warranty | 3 Years | Miscellaneous   UPC | 882861237036 |  
 
 Tags:lenovo, 41n3015, 250, gb, 
  
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The IBM (40K1044) 146 GB SAS Hard Drive is fully compatible with PC systems.The Hard Drive connect by: SAS for Internal utilization. Spinning up to 15000 RPM and offering capacity as large as 146 GB

The IBM (39M4514) 500 GB SATA Hard Drive is fully compatible with PC systems. Offering capacity as large as 500 GB

Cool-running, quiet operation, superior performance and industry-leading reliability make these next-generation WD Caviar SE drives the perfect hard drives for desktop and enterprise storage.

WD Scorpio Blue drives offer high-performance, low power consumption, and cool operation, perfect for notebooks and other portable devices. Pick the drive that suits your needs with the confidence in knowing that all WD Scorpio Blue drives are built to the highest standards of quality and reliability.