Western Digital VelociRaptor Enterprise Storage 160GB internal hard drive, model WD1600HLFS-75G6U1 (Dell DP/N 0N963M). Features a 10,000 RPM spindle speed, SATA 3Gb/s interface, and is pre-mounted in the standard 3.5-inch IcePack heatsink frame for high-performance workstation and desktop DigitalProduct LineWD VelociRaptor Enterprise StorageModel NumberWD1600HLFS-75G6U1Dell Part Number (DP/N)0N963M / MY-0N963MStorage Capacity160 GBSpindle Speed10,000 RPMInterfaceSATA (Serial ATA)Form Factor3.5-inch (2.5-inch drive in IcePack mounting frame)Health StatusGood (CrystalDiskInfo Verified)Tested and fully operational. Verified with CrystalDiskInfo showing Good health status with no reallocated or pending sectors. Minor cosmetic wear on exterior heatsink frame. Item pictured is the one you will receive.