500GB SATA Hard Drive (5400 RPM) for Dell Vostro 1400 1500 1510 1520 Laptop Capacity: 500GB Form Factor: 2.5" (for Laptop Computers or Small-Form-Factor Desktop Computers) Approximate Dimensions: 9.5mm (H) x 70mm (W) x 100mm (D) Disk Speed: 5400 RPM Conection Type: SATA (Serial-ATA)