Drive PerformanceBuffer: 8 MBMaximum External Data Transfer Rate: 300 MBps (2.3 Gbps)Maximum Internal Data Transfer Rate: 138 MBps (1.1 Gbps)Rotational Speed: 5400 rpmGeneral InformationBrand Name: SamsungManufacturer Part Number: HM500JIManufacturer Website Address:www.samsung.beManufacturer: SamsungProduct Line: SpinpointProduct Model: HM500JIProduct Name: SpinPoint M7 HM500JI Hard DriveProduct Series: M7Product Type: Hard DriveInterfaces/PortsHard Drive Interface: SATA/300SATA Pin: 7-pinMemoryBuffer: 8 MBPhysical CharacteristicsCompatible Drive Bay Width: 2.5''Depth: 100 mmForm Factor: InternalHeight: 9.50 mmHot Swappable: YesWeight (Approximate): 105 gWidth: 70 mmProduct InformationForm Factor: InternalStorage Capacity: 500 GBWidth: 70 mmStorageBuffer: 8 MBHard Drive Interface: SATA/300Maximum External Data Transfer Rate: 300 MBps (2.3 Gbps)Maximum Internal Data Transfer Rate: 138 MBps (1.1 Gbps)Rotational Speed: 5400 rpmStorage Capacity: 500 GBTechnical InformationBuffer: 8 MBForm Factor: InternalRotational Speed: 5400 rpmStorage Capacity: 500 GB