Product Detail WD Caviar Black high performance 3.5-inch SATA hard drives combine 7200 RPM spin speed, 32 MB or 64 MB cache High performance electronics architecture features dual processors and bigger StableTrac - The motor shaft is secured at both ends to reduce system-induced vibration 2TB capacity holds up to 400,000 digital photos, 500,000 MP3 files, and 240 hours of HD video. WD Caviar Black high performance 3.5-inch SATA hard drives combine 7200 RPM spin speed, 32 MB or 64 MB cache, and SATA 3 Gb/s interface for the ultimate in power computing 5 year limited warranty High performance electronics architecture features dual processors and bigger, faster caches for maximum read and write speeds StableTrac ? The motor shaft is secured at both ends to reduce system-induced vibration and stabilize platters for accurate tracking, during read and write operations . The "Western Digital 2 TB Caviar Black SATA 7200 RPM 64 MB Cache Bulk/OEM Desktop Hard Drive WD2001FASS" is best product for you. We recommended Western Digital 2 TB Caviar Black SATA 7200 RPM 64 MB Cache Bulk/OEM Desktop Hard Drive WD2001FASS