Acer Aspire V3-551G Acer V3-551 and 551G Notebook Service Guide - Page 29

Hard Disk Drive (continued) Item Vendor & WD3200BPVT- Model Name 22ZEST0 Capacity (GB) 320GB Bytes per sector 4096 BYTE 2 Data heads Specification WD5000BPVT22HXZT1 500GB 4096 BYTE 3 Drive Format 1 2 Disks Spindle speed (RPM) 5400RPM Performance Specifications Buffer size 8MB Interface SATA Fast data transfer rate (Mbits / sec, max) 3.0Gbits/s Media data transfer rate (Mbytes/sec max) 108Mbits/s DC Power Requirements Voltage tolerance 5V 8MB 3.0Gbits/s 97Mbytes/s Hardware Specifications and Configurations 1-22