Toshiba MK5065GSXN 500GB 2.5" 5400 RPM 8MB Cache SATA2 3Gb/s Internal HDD Hard Disk Drive HDD2J12.Model Number: MK5065GSXNToshiba Part Number: HDD2J12Specifications:Form Factor: 2.5"Series: Laptop HDDInterface: SATA II, Serial ATA-300 (3.0 Gb/s)Cache: 8MBCapacity: 500GBRPM: 5400 RPMHeight: 9.5mm