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 MPNKey FeaturesTechnical FeaturesOther FeaturesWarrantyMiscellaneous MPN 395473-B21 Capacity 500 GB Interface Serial ATA Enclosure   Internal Spindle Speed   7200 RPM External Data Transfer Rate   150 MBps Average Latency 4.17 ms Interface (Detailed)   Serial ATA Hot Swap Yes Platform   PC Package Qty. 1 Warranty 1 Year UPC 882780029781 Tags: hewlett, packard, 395473-b21, 500, gb,

Western Digital Caviar SE16 WD2500KS (250 GB) $43.00 to $1,024.00 These reliable drives are lightning fast, but they still deliver technologically advanced acoustics and cool operation. The one-two performance punch of 300 MB/s transfer rate, state-of-the-art performance for SATA drives, and 16 MB cache make the WD Caviar SE16 family the fastest desktop-class hard drives available. These SATA II drives feature a transfer rate three times faster than EIDE and twice as fast as SATA 1. Cool operation means the highest reliability even in high-heat environments such as personal video recorders. That's why these drives, the coolest on the market, are the drive of choice for the world's leading consumer electronics manufacturers as well as the world's leading PC makers.Minimize Manufacturer:Western Digital Product MPNKey FeaturesTechnical FeaturesOther FeaturesDimensionsWarrantyMiscellaneous MPN WD2500KS Designation   Desktop Computer Capacity 250 GB Interface Serial ATA Enclosure   Internal HDD Form Factor   3.5" x 1/3H (Low Profile) Spindle Speed   7200 RPM 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 Platform   PC Package Qty. 1 Height 1.03 in. Width 4 in. Depth 5.79 in. Weight 1.32 lb. Warranty 3 Years Release Date May, 2005 UPC 718037114316 Tags: western, digital, caviar, se16, wd2500ks, 250, gb,

Hewlett Packard 431944-B21 (300 GB) $249.00 to $750.00 ?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. Manufacturer:Hewlett Packard Product MPNKey FeaturesTechnical FeaturesOther FeaturesDimensionsWarrantyMiscellaneous MPN 431944-B21 Designation   Desktop Computer Capacity 300 GB Enclosure   Internal HDD Form Factor   3.5" x 1/3H (Low Profile) Spindle Speed   15000 RPM External Data Transfer Rate   300 MBps Seek Time   3.5 ms Average Latency 2 ms Interface (Detailed)   SAS Hot Swap Yes Platform   PC Package Qty. 1 Height 1 in. Width 4 in. Warranty 3 Years UPC 0882780637726 Tags: hewlett, packard, 431944-b21, 300, gb,

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Hewlett Packard EM174AA (300 GB)

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

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Hewlett Packard PV943UT (500 GB)

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.

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Seagate Barracuda 7200.9 (160 GB)

Barracuda 7200.9 is a member of the Seagate 3.5-inch family of high-capacity desktop drives targeted at mainstream and high-performance PCs and advanced storage applications. The product enables OEMs and system builders to qualify one family of drives from a premier provider for a wide range of storage applications.

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Hewlett Packard PV944UT (160 GB)

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.