Western Digital, VelociRaptor, SATA, 600GB, 2.5", Internal, Hard Drive, Laptop,10K rpm, 32 MB Buffer - IDEAL FORBlade servers, workstations, and low-end servers.KILLER SPEED.SATA 6 Gb/s interface and 32 MB cache enhance the next generation 10,000 RPM WD VelociRaptor making it up to 15% faster than the award-winning previous generation.MONSTROUS CAPACITY.Twice the capacity of previous generations makes this the largest capacity 10,000 RPM SATA drive ever.ROCK-SOLID RELIABILITY.Best-in-class 1.4 million hour MTBF and 5-year limited warranty, makes these the most reliable SATA hard drives around.SATA 6 GB/S INTERFACETwice the interface speed with backwards compatibility to legacy SATA standards.5-YEAR LIMITED WARRANTYROTARY ACCELERATION FEED FORWARD (RAFF)Optimizes operation and performance when the drives are used in vibration-prone, multi-drive chassis.NOTOUCH RAMP LOAD TECHNOLOGYThe recording head never touches the disk media ensuring significantly less wear to the recording head and media as well as better drive protection in transit.ENVIRONMENTALLY CONSCIOUSIn addition to being ROHS compliant, this generation of WD VelociRaptor is also a halogen-free design.