Compare Western Digital Caviar® SE16 WD2500KS 250 GB SATA II Hard Drive to Western Digital Caviar SE 250 GB EIDE Hard Drive

These reliable drives are lightning fast, but they still deliver technologically advanced acoustics and cool operation. The one-two performance punch of 300 MB/s transfer rate, state-of-the-art performance for SATA drives, and 16 MB cache make the WD Caviar SE16 family the fastest desktop-class hard drives available. These SATA II drives feature a transfer rate three times faster than EIDE and twice as fast as SATA 1. Cool operation means the highest reliability even in high-heat environments such as personal video recorders. That's why these drives, the coolest on the market, are the drive of choice for the world's leading consumer electronics manufacturers as well as the world's leading PC makers. Less

Top performance for Windows Vista - WD Caviar SE16 SATA and EIDE drives are certified for Windows Vista and are top performers on the Windows Vista Experience Index. 16 MB Cache - Bigger cache means faster performance. A massive 16 MB cache combined with advanced acoustic and power-reducing technologies make these ultra-fast drives the perfect solution for the fully loaded PC. Perpendicular Magnetic Recording (PMR) - The latest generation of WD Caviar SE16 drives employs PMR technology to achieve even greater areal density. IntelliSeekTM - Calculates optimum seek speeds to lower power consumption, noise and vibration. SecureParkTM - Parks the recording heads off the disk surface during spin up, spin down and when the drive is off.? This ensures the recording head never touches the disk surface resulting in improved long term reliability due to less head wear, and improved non- operational shock tolerance. Less