Hdd all available: 160gb Sata 250gb Sata 320gb Sata 500gb Wd (1yr) 1tb Seagate (2yr) 1tb WD green 1tb WD (Purple) 2tb Seagate 2tb WD 2tb WD (purple) 4tb WD (purple) Laptop 500gb Hitachi (2yr) and 1tb laptop (2yr)