HGST Travelstar Z7K320 250GB Serial ATA internal hard drive

Travelstar Z7K320, 250GB SATA HDD, 6.35 cm (2.5 ") , 7200RPM, 16MB Cache, 95g Travelstar™ Z7K320 is the industry's first 7200 RPM, 7mm, 2.5-inch hard drive with capacities ranging from 160GB to 320GB. The 320GB per platter one-disk models are designed as a direct replacement for standard 9.5mm HDDs, for use in notebook PCs, external storage and compact systems. The Z7K320 offers design flexibility to accommodate new thinner and more robust devices/systems and delivers up to 18% better application performance than 5400 RPM models of the same capacity.