• Ships in Certified Frustration-Free Packaging.
• WD3200AAJB 320GB 7200 RPM 8MB Cache IDE Ultra ATA100 / ATA-6 3.5" Internal Hard Drive.
• WhisperDrive technology minimizes noise to levels near the threshold of human hearing.
• IntelliSeek - Calculates optimum seek speeds to lower power consumption, noise, and vibration..

From the Manufacturer --------------------- WD Blue Desktop Hard Drives – Solid performance and reliability for everyday computing. ----------------------------------------------------------------- The original. WD Blue drives are designed and manufactured with the proven technology found in WD's original award-winning desktop hard drives. WD quality. Built to the highest standards of quality and reliability, these drives offer the features and capacity ideal for your everyday computing needs. More options. These drives are available in a broad range of capacities, cache sizes and interfaces so you can be sure there's a drive that's the perfect fit for your system, in more ways than one. Product Features ---------------- NoTouch Ramp Load technology - The head never touches the disk media ensuring significantly less wear to the head and media as well as better drive protection in transit. SATA or PATA interface - While SATA has become the industry standard interface, WD continues to manufacture desktop drives with a PATA interface for unique or legacy systems. Tested for compatibility - We perform tests on hundreds of systems and a multitude of platforms in our FIT Lab to give our customers confidence that our drives will work in their systems. The WD advantage - WD puts our products through extensive Functional Integrity Testing (F.I.T.) prior to any product launch. On average, each new product goes through 600,000 hours of testing. WD also has a detailed Knowledge Base with more than 1,000 helpful articles. You can also call toll-free support 7 days per week in the U.S. and Canada. See the WD Support site for full details. Upgrading your drive is easy - WD Acronis TrueImage, available as a free download on the WD Support site, enables you to copy all your data to a new drive so you don't have to reinstall your operating system to get all the benefits of a new drive. WD-certified packaging - All WD drives purchased from .com are shipped in WD-certified hard drive packaging. It is designed and fully tested to provide WD products with the highest of safety while in transit. With WD-certified packaging, you can rest assured that your WD hard drive will arrive safely, fully protected, in a non-descript, easy-open package. Compatibility Works with Windows 7/Vista/XP/2000, Mac and Linux operating systems. Recommended use - WD Blue hard drives are tested and recommended for use in PCs, high-performance workstations and computers.* *Desktop drives are not recommended for use in RAID environments, please consider using WD Red hard drives for home and small office 1-5 bay NAS systems and WD Enterprise hard drives for rack and >5 bay NAS systems. Ideal for: ---------- * Family and business computing * Adding storage in desktop PCs or external drives * Adding extra storage space for photos, videos and music Features at a glance * 80 GB - 1 TB capacity * SATA 6 Gb/s or PATA 100 MB/s * 7200 RPM You might also consider: ------------------------ 3.5-inch Internal Comparison Chart WD Blue ( http://www..com/dp/B0088PUEPK ) WD Green ( http://www..com/dp/B004RORMF6 ) WD Black ( http://www..com/dp/B004CSIG1G ) WD Red ( http://www..com/dp/B008JJLW4M ) WD VelociRaptor ( http://www..com/dp/B007VPGJIY ) Solid performance and reliability for everyday computing. Cool, quiet operation for efficient eco-conscious computing. Maximum performance for power computing. The right drive for home or small office NAS. High-performance storage for power users. Ideal for Family and business computing. Desktop PCs, secondary storage and external drives. Photo and video editing, and maxed out gaming systems. Specifically designed and tested for small office and home office, 1-5 bay NAS systems. Performance enthusiast systems and workstations. Capacity range 80 GB – 1 TB 320 GB – 3 TB 500 GB – 2 TB 1 TB – 3 TB 250 GB – 1 TB Interface SATA 6 Gb/s PATA 100 MB/s SATA 6 Gb/s SATA 6 Gb/s SATA 6 Gb/s SATA 6 Gb/s Form factor 3.5-inch 3.5-inch 3.5-inch 3.5-inch 3.5-inch Cache 8 MB – 64 MB 64 MB 32 MB – 64 MB 64 MB 64 MB Highest capacity Highest performance Photo/video editing Network Storage Systems