Samsung SpinPoint N3C 160GB SATA/150 5400RPM 16MB 1.8" Ultra Mobile Hard Drive Samsung SpinPoint N3C 160 GB SATA/150 1.8-inch Hard Drive General Features: 160 GB formatted capacity SATA/150 interface 1.5 Gbps interface transfer rate 5400 RPM spindle speed 16 MB buffer DRAM size 512 Byte per sector 14.0 ms average seek time (typical) 8.3 ms average latency 620 Mb/s media transfer rate (max.) 4.0 sec drive ready time (typical)