Seagate Momentus 7200.3 80GB SATA/300 7200RPM 16MB 2.5" Hard Drive Seagate Momentus 7200.3 80 GB SATA/300 7200 RPM 2.5-inch Hard Drive General Features: 80 GB storage capacity Serial ATA/300 interface 3 Gb/s transfer rate 7200 RPM spindle speed 16 MB buffer 4.17 ms average latency 11 ms random read seek time 13 ms random write seek time 2.5-inch form factor 9.5 mm drive height QuietStep Ramp Load G-Force Protection (Shock Tolerance 1000 Gs @ 1 ms non-operating)