WD Blue WD4000KD - Hard drive - 400 GB - internal - 3.5" - SATA 1.5Gb/s - 7200 rpm - buffer: 16 MB

Key Features and Benefits:

• The original
  WD Blue drives are designed and manufactured with the proven technology found in WD's original award-winning desktop and mobile 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, form factors and interfaces so you can be sure there's a drive that's the perfect fit for your system, in more ways than one.
• NoTouch Ramp Load technology
  The recording head never touches the disk media ensuring significantly less wear to the recording 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
  WD perform tests on hundreds of systems and a multitude of platforms in the FIT Lab to give the customers confidence that the drives will work in their systems
  Upgrading your drive is easy.
• The WD advantage
  WD puts the products through extensive Functional Integrity Testing prior to any product launch. This testing ensures the products consistently meet the highest quality and reliability standards of the WD brand.