Hewlett Packard EM174AA (300 GB)$261.00 to $577.00
 
  
  The Hewlett Packard (EM174AA) 300 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 300 GB
 
  	Manufacturer:Hewlett Packard		 Product MPN   MPN | EM174AA | Key Features  Designation    | Desktop Computer |  Capacity | 300 GB | Enclosure    | Internal | HDD Form Factor    | 3.5" x 1/3H (Low Profile) | Spindle Speed    | 15000 RPM | Technical Features  External Data Transfer Rate    | 300 MBps | Seek Time    | 3.5 ms |  Buffer Size | 16 MB |  Average Latency | 2 ms | Interface (Detailed)    | SAS |  Hot Swap | Yes | Other Features  Platform    | PC |  Package Qty. | 1 | Dimensions   Height | 1 in. |  Width | 4 in. | Miscellaneous   UPC | 882780226982 |  
 
 Tags:hewlett, packard, em174aa, 300, gb, 
  
 | Western Digital Caviar SE16 WD5000KS (500 GB)$45.00 to $910.00
 
  
  WD Caviar® SE16 7200 RPM next-generation SATA hard drives feature up to 500 GB of storage and a 16 MB cache for lightning-fast performance. Yes, these reliable drives are fast, but they still deliver technologically advanced acoustics and cool operation. Designed for high-performance computers, multimedia and gaming systems.Minimize
 
  	Manufacturer:Western Digital		 Product MPN   MPN | WD5000KSRTL2 | Key Features  Designation    | Desktop Computer |  Capacity | 500 GB |  Interface | Serial ATA | Enclosure    | Internal | HDD Form Factor    | 3.5" | Spindle Speed    | 7200 RPM | Technical Features  Internal Data Transfer Rate    | 748 Mbit/s | External Data Transfer Rate    | 300 MBps | Seek Time    | 8.9 ms |  Buffer Size | 16 MB |  Average Latency | 4.17 ms | Interface (Detailed)    | Serial ATA II |  Sound Emission | 33 dB | Other Features  Platform    | PC |  Package Qty. | 1 | Dimensions   Height | 1.03 in. |  Width | 4 in. |  Depth | 5.79 in. |  Weight | 1.32 lb. | Miscellaneous   UPC | 718037117645 |  
 
 Tags:western, digital, caviar, se16, wd5000ks, 500, gb, 
  
 | BUSlink CipherShield CSC-250-U2 (250 GB)$246.00 to $427.00
 
  
  Buslink's 3.5 inch desktop hard drives feature high capacities and provide USB 2.0. Pre-formatting saves time and assures 100% quality control. All Buslink external desktop hard drives feature a metal alloy case that dissipates heat. AC adapter, Connecting cables and drivers included.
 
  	Manufacturer:BUSlink		 Product MPN   MPN | CSC-250-U2 | Key Features   Capacity | 250 GB |  Interface | USB | Enclosure    | External | Spindle Speed    | 7200 RPM | Technical Features   Security Features | Kensington Security Lock | External Data Transfer Rate    | 60 MBps |  Buffer Size | 2 MB |  Average Latency | 4.17 ms | Interface (Detailed)    | USB 2.0 | Other Features   Compliant Standards | Plug and Play | Platform    | PC |  Package Qty. | 1 | Dimensions   Height | 1 in. |  Width | 5.38 in. |  Depth | 8.25 in. |  Weight | 4.75 lb. | Warranty   Warranty | 1 Year | Miscellaneous   UPC | 677891128443 |  
 
 Tags:buslink, ciphershield, csc-250-u2, 250, gb, 
  
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The BUSlink USB 2.0 Ultra Slim Disk-On-the-Go-Lite Hard Drive is smaller, lighter, faster, and provides a quick, easy solution for storage. The BUSlink Disk-on-the-Go-Lite Hard Drive is Plug and Play, so installation is a snap. You can be using your BUSli

?Serial Attached SCSI is the logical evolution of SCSI, including its long-established software advantage and the Serial ATA electrical and physical connection interface. SAS meets all these demands while providing the highest performance.

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.

The My Book Studio Edition (Model WDH1Q3200N) offers 320B of storage, quad interface, and a high-speed interface that makes it perfect for creative professionals and video editors.