Hewlett Packard 431935-B21 (72 GB) $196.00 to $348.00 Serial Attached SCSI is the logical evolution of SCSI, including its long-established software advantage and the Serial ATA electrical and physical connection interface. With enterprise storage requirements escalating and becoming more complex, factors such as larger capacity, greater density, security, scalability and accessibility are more critical than ever.Minimize Manufacturer:Hewlett Packard Product MPNKey FeaturesTechnical FeaturesOther FeaturesDimensionsMiscellaneous MPN 431935-B21 Designation   Desktop Computer Capacity 72 GB Interface SCSI Enclosure   Internal HDD Form Factor   2.5" Spindle Speed   15000 RPM External Data Transfer Rate   300 MBps Seek Time   3 ms Average Latency 2 ms Interface (Detailed)   SCSI • SAS Hot Swap Yes Package Qty. 1 Height 0.59 in. Width 2.75 in. Depth 3.94 in. Weight 1.04 lb. UPC 4948382473059 Tags: hewlett, packard, 431935-b21, 72, 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 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,

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IBM 39M4530 (500 GB)

This hot-swap Serial ATA hard disk drive offers 500GB of storage capacity in a single drive. The 3.5" form factor and hot swap capability allow for replacing the hard disk drive without shutting the server down first.

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IBM 40K1043 (73 GB)

High performance and reliability, a winning data storage solution. Designed specifically to meet the needs of your advanced, data-intensive applications, IBM hard disk drives provide users with a wide range of capacities and interfaces for nearly every data-intensive application.

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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.

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Lenovo 41N3015 (250 GB)

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.