Specifications Drive Type: Internal Capacity (GB): 160 Interface: ATA- Interface Type: ATA Spindle Speed (RPM): 7200 Buffer Memory: 8MB Average Seek (msec): <8.9 Average Latency (msec): 4.2 Track-to-Track Seek Time (typical read, ms): 2 Full Stroke Seek Time (normal seek): 21.0 Maximum External Transfer Rate (Mbits/sec): 300 Data Transfer Rate on Serial ATA: Up to 3000 Mb/sec Form Factor: 3.5" Bytes Per Sector: 512 Temperature, Operating (°C): 5 to 55 Temperature, Nonoperating (°C): -40 to 65 Shock, Operating: 2 msec (Gs): 65 Shock, Nonoperating: 2 msec (Gs): 350 Type: RETAIL Dimensions: 1.028" x 5.787" x 4.0"