Hitachi HTS545032B9SA00 (0A70453) 320GB 8MB Cache 5400RPM SATA 2.5" Hard Drive (For PS3, PS4 & SATA Laptop) - w/1 Year Warranty 320GB of capacity 5400RPM rotation speed, SATA 3Gb/s Lowest power consumption in its class Second generation 7mm z-height design Advanced Format, industry standard 4K sector size