Western Digital Scorpio Blue 250GB Parallel ATA

250GB, PATA, 5400 rpm, 6.35 cm (2.5 ") , 133 MB/s, 8 MB Cache WD Scorpio Blue 5400 RPM 2.5-inch SATA and PATA hard drives from Western Digital deliver lightning-fast and ultra-quiet performance hand-in-hand with low power consumption. In addition, they are designed with ruggedness, reliability, and data-protection features that actively watch over valuable data. Available in capacities from 160 GB to 1 TB, these drives feature a 3 Gb/s SATA interface and 8 MB cache. WD Scorpio Blue hard drives are designed for portable digital devices of all kinds, including notebook computers, external storage, and digital media players.