Average Latency: 4.2ms Average Seek Time: 8.9ms Average Write Time: 10.9ms Cache: 16MB Features: Native Command Queuing (NCQ) Dynamically re-orders requests to enhance drive performance. Rotary Acceleration Feed Forward (RAFF? optimizes operation and performance in vibration-prone environments such as rack-mounted servers or network storage. RAID-specific time-limited error recovery (TLER), WD's unique feature to prevent drive fallout caused by the extended hard drive error-recovery processes common to desktop Form Factor: 3.5" Manufacturer Warranty: 3 Years