WD2500AAJS Western Digital Caviar 250GB SATA Hard Drive

WD2500AAJS Technical Specifications

Western Digital Caviar 250GB 7.2K RPM 8MB Buffer 3.5-inch SATA Hard Drive

Specification
Device Type: Internal hard drive
Width: 4 inches
Depth: 5.8 inches
Height: 1 inch

Hard Drive
Form Factor: 3.5″ x 1/3H
Capacity: 250 GB
Interface Type: SATA 300
Speed: 3Gb/s
Buffer Size: 8 MB

Performance
Drive Transfer Rate: 300 MBps (external) / 121.5 MBps (internal)
Seek Time: 8.9 ms (average) / 21 ms (maximum)
Track-to-Track Seek Time: 2 ms
Average Latency: 4.2 ms
Spindle Speed: 7200 rpm

Expansion / Connectivity
Interfaces: 1 x Serial ATA-300 – 7 pin Serial ATA
Compatible Bays: 1 x internal – 3.5″ x 1/3H