Western Digital WD4000YR-20PK

The Western Digital WD4000YR-20PK, a 400 GB internal hard drive, can be connected via SATA-150. The WD4000YR-20PK is a drive that provides 16 MB of cache and a 150 MB/s data transfer rate.

For the best deal on the Western Digital WD4000YR-20PK, you'll want to compare prices before you buy. Our list of stores carrying the WD4000YR-20PK (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.