Lenovo HD 80GB SATA 7200rpm, 80 GB, 7200 RPM, 2 MB, 3.5", Serial ATA Lenovo HD 80GB SATA 7200rpm. HDD capacity: 80 GB, HDD speed: 7200 RPM, Storage drive buffer size: 2 MB, HDD size: 3.5", Interface: Serial ATA