HGST Travelstar 7K500, 320GB 320GB Serial ATA internal hard drive

Travelstar 7K500, 320GB, SATA HDD, 6.35 cm (2.5 ") , 7200RPM, 16MB Cache, 115g Travelstar™ 7K500 is the industry’s only fifth-generation 7200 RPM 2.5-inch hard drive with capacities ranging from 120GB to 500GB, matching Hitachi 5400 RPM capacities. The 250GB per platter one- and two-disk models deliver up to 56% higher capacity and 16% better application performance than its predecessor. Hitachi provides best-of-breed operating shock and outstanding power management in Travelstar 7K500 for sturdy unplugged notebook performance.