Hewlett Packard 411089-B22 (300 GB) $425.00 to $1,200.00 Supply your Proliant server a Genuine HP Compaq Hard Drive and you will prevent incompatibilities that can rob your system of performance or cause you to lose valuable data. This Hard Drive is designed for any Ultra320, Ultra3 or Ultra2 capable ProLiant Server, ProLiant Storage System, AlphaServer or StorageWorks Hot-Plug enclosure.Minimize Manufacturer:Hewlett Packard Product MPNKey FeaturesTechnical FeaturesOther FeaturesDimensionsMiscellaneous MPN 411089-B22 Designation   Desktop Computer Capacity 300 GB Interface SCSI Enclosure   Internal Spindle Speed   15000 RPM External Data Transfer Rate   320 MBps Seek Time   3.8 ms Average Latency 2 ms Interface (Detailed)   SCSI Ultra320 Hot Swap Yes Platform   PC Package Qty. 1 Height 1 in. Width 4 in. UPC 0882780370081 Tags: hewlett, packard, 411089-b22, 300, 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,

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 MPNKey FeaturesTechnical FeaturesOther FeaturesDimensionsMiscellaneous MPN WD5000KSRTL2 Designation   Desktop Computer Capacity 500 GB Interface Serial ATA Enclosure   Internal HDD Form Factor   3.5" 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. UPC 718037117645 Tags: western, digital, caviar, se16, wd5000ks, 500, gb,

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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.

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Western Digital Caviar Special Edition WD3200JB (320 GB)

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.

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Hewlett Packard 431944-B21 (300 GB)

?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.

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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.