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, 
  
 | Hewlett Packard PV943UT (500 GB)$139.00 to $230.00
 
  
  Serial ATA Hard Drives maximize the performance of HP Workstations by providing the technologies to meet your increasing storage demands. These high-capacity drives offer superior reliability and performance.
 
  	Manufacturer:Hewlett Packard		 Product MPN   MPN | PV943UT | Key Features  Designation    | Desktop Computer |  Capacity | 500 GB |  Interface | Serial ATA | Enclosure    | Internal | HDD Form Factor    | 3.5" x 1/3H (Low Profile) | Spindle Speed    | 7200 RPM | Technical Features  External Data Transfer Rate    | 300 MBps | Seek Time    | 20 ms |  Buffer Size | 16 MB |  Average Latency | 4.17 ms | Interface (Detailed)    | Serial ATA | Other Features  Platform    | PC |  Package Qty. | 1 | Warranty   Warranty | 1 Year | Miscellaneous   UPC | 882780713451 |  
 
 Tags:hewlett, packard, pv943ut, 500, gb, 
  
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The Hewlett Packard (432095-B21) 72 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 72 GB

The Western Digital Scorpio 120 GB USB 2.0 Hard Drive is fully compatible with PC systems.The Hard Drive connect by: USB 2.0 for External utilization. Spinning up to 5400 RPM and offering capacity as large as 120 GB

The CMS (V2DSKTP-1TB) 1 TB SATA Hard Drive is fully compatible with PC, Mac systems.The Hard Drive connect by: Serial ATA for External utilization. Spinning up to 7200 RPM and offering capacity as large as 1 TB

Serial ATA NCQ Hard Drives maximize performance by providing faster data transfer speeds, better system cooling airflow, more bandwidth, more headroom for speed increases in future generations and better data integrity.