IntelliSeek - Calculates optimum seek speeds to lower power consumption, noise, and vibration. * And caching algorithms designed to deliver both significant power savings and solid performance. * And offer best-in-class acoustics and operating temperature and 3rd generation SATA interface. * WD Caviar Green hard drives reduce power consumption by up to 40%. * IntelliPower - A fine-tuned balance of spin speed, transfer rate.