Seagate ST3160215A 160GB 7200 RPM ATA 3.5" HD Product Description Seagate Barracuda 7200.10 - hard drive - 160 GB - ATA-100Type Hard drive - inter Form Factor 3.5" x 1/4H Dimensions (WxDxH) 4 in x 5.8 in x 0.8 in Weight 13.4 oz Capacity 160 GB Interface Type ATA-100 Connector 40 pin IDC Data Transfer Rate 100 MBps Average Seek Time 11 ms Spindle Speed 7200 rpm Buffer Size 2 MB Manufacturer Warranty 5 years warranty