The Western Digital WD6400AAKS, a 640 GB internal hard drive, runs at 7200 RPM RPM. The WD6400AAKS is a drive with 16 MB of cache, an 8.9 ms access time, and an 8.9 ms seek time.
Western Digital WD6400AAKS 40GB CAVIAR SATA II 7200 RPM INT 3.5IN
For the best deal on the Western Digital Caviar SE16 WD6400AAKS Hard Drive, you'll want to compare prices before you buy. Our list of stores carrying the WD6400AAKS (located below) tracks merchants who often have bargain prices and great sales. In addition, we provide a price graph for every item, showing its high and low price history over the last three months. This lets you quickly spot price trends, so you can get the best possible deal. StreetPrices was the first site on the web to offer price graphs.