Seagate 1TB Laptop HDD SATA 6Gb/s 128MB Cache 2.5-Inch Internal Hard Drive (ST1000LM035) Spindle speed 5400 RPM Seagate's highest capacity thin, 7mm, laptop drives at 1TB and 2TB Light in weight to support portable computers Enables drop-in 2TB capacity transition without the weight of traditional laptop drives Stores up to 200,000 photos, 250,000 songs or 124 hours of high-definition video Standard SATA 6Gb/s interface for easy integration into existing mobile/laptop designs