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, 
  
 | 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, 
  
 | IBM 90P1305 (73 GB)$31.00 to $140.00
 
  
  Double your throughput in select IBM eServer xSeries servers with the next generation of high-speed Ultra320 SCSI hard disk drives (HDDs), now with the new Ultra-Slim tray form factor. Ultra320 SCSI drives provide top-of-the-line performance for business-critical, disk-intensive applications such as e-business, transaction processing, data mining and data warehousing. Ultra320 SCSI technology combines interface data transfer rates of up to 320MBps, reduced overhead and enhanced flow control to help deliver dramatic performance gains. Improved diagnostics and data protection, as well as hot-swap capabilities with direct docking, help reduce downtime. For even greater reliability, you can create high-performance RAID arrays. Simply connect your drives to either an onboard Ultra320 SCSI controller with integrated mirroring capabilities or an IBM ServeRAID-5i Controller, available on select xSeries servers.Minimize
 
  	Manufacturer:IBM		 Product MPN   MPN | 90P1305 | Key Features  Designation    | Desktop Computer |  Capacity | 73 GB |  Interface | SCSI | Enclosure    | Internal | HDD Form Factor    | 3.5" Slim Line | Spindle Speed    | 10000 RPM | Technical Features  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 Ultra320 |  Hot Swap | Yes | Other Features  Platform    | PC |  Package Qty. | 1 | Warranty   Warranty | 1 Year | Miscellaneous   UPC | 000435260888 |  
 
 Tags:ibm, 90p1305, 73, gb, 
  
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Hitachi's standardized features in desktop solutions enable fast transfer rates, low power utilization and quiet acoustics. These features combine to make the Deskstar 7K250 ideal not only for standard PC systems but also for ATA entry-servers, personal video recorders and other non-PC computing requirements.??The Hitachi Deskstar 7K250 extends the company's long-standing tradition of performance leadership. This new series of Deskstar drives incorporates both new and proven technologies to boost the performance, capacity, and reliability to handle a wide range of advanced storage requirements.Minimize

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.

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.

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.