WD Black 1TB Performance Mobile Hard Drive, 64MB cache

PERFORMANCE FOR YOUR LAPTOPSophisticated performance-enhancing features deliver the speed you need for demanding applications like photo and videoediting and internet gaming.No CompromisesHigh performance, high capacity, high reliability, and cutting-edge technology; the ideal drive for those who demandthe best.Feature RichHigh performance 7200 RPM Class spin speed, up to 64MB cache and SATA 6Gb/s interface for the ultimate in powercomputing for notebooks.High PerformanceDual processor and massive dynamic cache for fast read and write speeds.