Seagate ST3160023A-RK Internal Barracuda 7200 160 GB Ultra ATA/100 Hard Drive 160GB capacity - just the thing for greedy applications like multimedia, high definition video and serious gaming I/O data transfer rate - up to 100 Mbps Sustained data transfer rate - Up to 58 Mbps Average seek time - 8.5ms Average latency - 4.16ms