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 My Book Studio WDH1Q3200N (320 GB)$100.00 to $186.00
 
  
  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.
 
  	Manufacturer:Western Digital		 Product MPN   MPN | WDH1Q3200N | Key Features   Capacity | 320 GB |  Interface | Serial ATA • USB • FireWire | Enclosure    | External | Spindle Speed    | 7200 RPM | Technical Features  Internal Data Transfer Rate    | 2,400 Mbit/s |  Buffer Size | 16 MB |  Average Latency | 4.17 ms | Interface (Detailed)    | USB • FireWire 400 (1394a) • USB 2.0 • Serial ATA • FireWire 800 (1394b) | Other Features   Compliant Standards | Plug and Play | Platform    | PC |  Package Qty. | 1 | Dimensions   Height | 2.13 in. |  Width | 6.54 in. |  Depth | 5.39 in. |  Weight | 2.58 lb. | Miscellaneous   UPC | 00718037123165 |  
 
 Tags:western, digital, my, book, studio, wdh1q3200n, 320, gb, 
  
 | Seagate Cheetah 10K.6 (146.8 GB)$105.00 to $230.00
 
  
  The Cheetah 10K.6 is Seagate's sixth-generation 10K RPM high performance, high capacity disk drive. With the fastest interfaces, the highest reliability and the most mature product design, the Cheetah 10K.6 enables the lowest ownership cost. In data intensive environments, increasing the capacity per disk drive lowers ownership costs by deploying fewer systems that use less cubic feet of space requiring less infrastructure such as cabinets, HBAs and less wattage of power.Minimize
 
  	Manufacturer:Seagate		 Product MPN   MPN | ST3146807LC | Key Features  Designation    | Desktop Computer |  Capacity | 146.8 GB |  Interface | SCSI | Enclosure    | Internal | HDD Form Factor    | 3.5" x 1/3H (Low Profile) | Spindle Speed    | 10000 RPM | Technical Features   SCSI Signaling Type | Low Voltage Differential (LVD) |  Special Features | S.M.A.R.T Technology | Internal Data Transfer Rate    | 624 Mbit/s | External Data Transfer Rate    | 320 MBps | Seek Time    | 4.7 ms |  Buffer Size | 8 MB |  Average Latency | 3 ms | Interface (Detailed)    | SCSI • SCSI Ultra320 |  Sound Emission | 34 dB | Other Features  Platform    | PC |  Package Qty. | 1 | Dimensions   Height | 0.99 in. |  Width | 4.02 in. |  Depth | 5.75 in. |  Weight | 1.54 lb. | Warranty   Warranty | 5 Years |  
 
 Tags:seagate, cheetah, 10k.6, 146.8, gb, 
  
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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 Caviar SE16 7200 RPM next-generation SATA hard drive features 320 GB of storage and a 16 MB cache for lightning-fast performance. Yes, this reliable drive is fast, but it still delivers technologically advanced acoustics and cool operation. Designed for high-performance computers, multimedia and gaming systems.

The Aegis Portable 2.5" hard drive instantly adds up to 160GB of capacity which is ideal for storing, sharing or backing up your valuable data. It's the perfect companion for travel between home and the office, or for extra storage on the go.

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.