HARD DISK WESTERN DIGITAL CAVIAR SE16 WD5000AAKS - 500GB SATA (OEM) The Western Digital Caviar SE16 is a desktop hard disk designed to provide high performance and reliability in demanding applications such as gaming PCs, multimedia systems and workstations. Combine a 16 MB cache with a 3 Gb/s SATA transfer rate for lightning performance. Key Features and Innovations: Cache: 16 MB of buffer for accelerated performance. Speed: Rotational speed of 7,200 RPM . PMR (Perpendicular Magnetic Recording): Perpendicular magnetic recording technology for greater spatial density. IntelliSeekTM: Calculate optimal search speeds to reduce energy consumption, noise and vibration. SecureParkTM: Park the recording heads away from the disk surface during ignition, shutdown and inactivity, improving long-term reliability. Data Protection: Embed Data LifeguardTM (environmental protection, error detection/repair) and ShockGuardTM (immediate protection from shocks and vibrations during use). Ideal for: Faster desktop PCs, including high-performance business computers and multimedia or gaming systems. Certificate for Windows Vista . Performance Specifications (Refer to model with capacity 160 GB as provided data): Specifications Detail Capacity Formatted 160,041 MB Capacity 160 GB Interface SATA 300 MB/s (3 Gb/s) Rotational Speed 7200 RPM Size Buffer 16 MB Average Latitude 4.20 ms (nominal) Transfer rate Buffer to Host 300 MB/s (Max) Search time (Lettura/Scrittura Media) 8.9 ms / 10.9 ms Cycle Contact Start/Stop 5 Form factor: 3.5 inch (Sandard desktop) Height/Length/Width (Max): 26.1 mm / 147 mm / 101.6 mm Weight: 0.60 kg Rumourity (Idle/Seek Mode 3): 26 dBA (media) / 27 dBA (media) Power (Lecture/Write): 9.50 Watt Operating Shock (Read): 65G, 2 ms