The 1TB P300 Desktop 7,200 rpm Internal Hard Drive from Toshiba is compatible with SATA enabled desktop computers. It uses PMR (Perpendicular Magnetic Recording) technology, NCQ (Native Command Queuing), and TMR (Tunnel Magneto-Resistive) Head Recording technology for reliability and performance. The 7,200 rpm HDD features a 64MB data buffer and a SATA 3.0 interface with up to 6 Gb/s transfer rate.Features. The hard drive features 7,200 rpm speed with 64MB data buffer and supports SATA 3.0 interface with up to 6 Gb/s transfer rate.. The hard drive is fully compliant with the ROHS directive restricting use of hazardous substances.. NCQ (Native Command Queuing) Support. Data Protection Technology. Intelligent Serial ATA Interface. Perpendicular Magnetic Recording (PMR) Technology. Tunnel Magneto-Resistive (TMR) Recording Head Technology. Native Command Queuing (NCQ) support. Read/Write cache for increased performance. Low power consumption with adaptive power modes and Serial ATA DIPM. Internal shock detection and ramp loading technology to help protect your driveSpecification. Storage Capacity - 1 TB. Interface - Serial ATA 3.0 (SATA). Interface Speeds - Up to 6 Gb/s. Form Factor - 3.5 in.. Rotational Speed - 7,200 rpm. Average Latency Time - 4.17 ms. Buffer Size - 64 MB