The 640GB Barracuda 7200.11 SATA 3Gb/s internal hard drive provides a speedy 4.16 msec average latency at a 7200 rpm spindle speed. Its 3Gb/s transfer rate via its SATA interface will knock your socks off, and the 7200.11's massive 32MB cache increases the drive's industry-leading performance. Designed with Seagate s 2nd generation perpendicular recording, the capacity, reliability and performance of this drive ensure the longevity of digital content for years to come.

The 100GB Momentus 5400.2 Internal Hard Drive enables the freedom of mobility and enhanced productivity with 5400 RPM performance for your notebook. Its SoftSonic FDB motor delivers inaudible operating acoustics while its QuietStep ramp load technology enables whisper-quiet load/unload acoustics and 900 G's of non-operating shock tolerance. An 8MB cache optimizes performance so applications run fast and smooth.

Seagate Momentus 7200.1 enables the freedom of mobility and maximum productivity with 7200-RPM performance. High-performance users experience the highest performance available for mobile workstations. With a capacity of 80GB, Momentus 7200.1 provides plenty of room to support the richest of multimedia applications. Features benefits include a SoftSonic FDB motor that delivers inaudible operating acoustics, 8MB cache buffer that optimizes performance so applications run fast and smooth, the fastest spin speed available for notebook computers, and QuietStep ramp load technology which enables whisper-quiet load/unload acoustics and 800 G's of non-operating shock tolerance. Low power consumption allows for maximum battery life.

The Seagate Momentus 7200.3 laptop hard drive delivers industry-leading 7200-RPM performance while offering the industry?s lowest power consumption levels.

The Seagate Momentus 7200.2 laptop hard drive offers the best combination of high performance, capacity and mobility in a 2.5-inch drive. Momentus 7200.2 hard drives are ideal for mainstream and performance-class laptops, small form factor PCs and many other small or mobile environments where performance and size are critical.

The Seagate Momentus 7200.3 drive - the industry's highest-performing 7200-RPM laptop hard drive - delivers performance, small size and mobility to all users.

The Seagate Momentus 7200.2 120GB hard drive is a fabulous combination of performance, capacity, and mobility in a 2.5" form factor. The drive enables laptop performance that rivals the desktop experience, with its powerful SATA 3.0Gb/s inteface, optional G-Force Protection and perpendicular recording, the Momentus 7200.2 ensure optimal performance. Perpendicular recording increases capacity and dependability by storing data vertically rather than horizontally, increasing data density.

This is a 25-pack.The Momentus 5400.3 80GB SATA Notebook Hard Drive is the first Seagate product utilizing perpendicular recording technology, which increases both the amount of data you can store and the dependability of the data once you've written it. This innovative technology enables Seagate to deliver high capacity in a single 2.5" disc drive. Momentus 5400.3, with its combination of performance and mobility, is ideal for mainstream notebook PCs.

The MegaRAID SATA 150-4, with four Serial ATA 150 I/O ports, offers powerful SATA RAID functionality for server, workstation and network storage environments. Built around intelligent and proven MegaRAID technology, the MegaRAID SATA 150-4 is a half-size, four-port SATA RAID controller with support for RAID levels 0, 1, 5 and more. The MegaRAID SATA 150-4 also boasts a vast array of on-line and remote management features including on-line capacity expansion and RAID level migration to make GUI-based storage management quick and easy to use.

The 120 GB 7200 RPM Momentus 7200.2 Serial ATA Hard Drive Dell enables the freedom of mobility and enhanced productivity. Featuring Serial ATA interface, this drive delivers up to 300 MBps transfer speed. Offering a rotational speed of 7200 RPM and an average seek time of 11 ms, this drive provides fast disk access. Its 8 MB cache optimizes performance so that applications run fast and smooth. Additionally, its low power consumption optimizes battery life and lets users work longer. This product has been tested and validated on Dell Systems and is compatible with Dell XPS M1530 laptop. It is supported by Dell Technical Support when used with a Dell system.