Seagate Constellation ES 500 GB 7200RPM SATA 3Gb/s 32 MB Cache 3.5 Inch Internal Hard Drive ST3500514NS - Bare Drive

Fourth-generation, enterprise, nearline drive designed for 24×7 operation Best-in-class enhanced rotational vibration tolerance ensures unrivalled performance in high-density applications for continuous data access. Enhanced efficiencies with PowerChoice host-selectable power options for unprecedented savings (up to 92 percent) during slow or idle periods Proven reliability with multi-drive firmware maximized for enterprise system availability Robust performance with dual processor technology and ramp load technology (35 percent average sustained throughput increase over previous generation)