HP 486261-001 - 250GB Serial-ATA hard drive - 5,400 RPM - 9.5mm, 2.5-inch form factor - Includes hard drive bracket Part 486261-001 603783-001 Retail
HP 615595-001 - 320GB SATA hard disk drive - 7,200 RPM, 2.5-inch form factor, 9.5mm height - Includes bracket Part 615595-001 603783-001 Retail
HP 591422-001 - 320GB SATA hard drive - 7,200 RPM, 2.5-inch form factor, 9.5mm thick - With mounting bracket Part 591422-001 603783-001 Retail
HP 596417-001 - 500GB SATA hard drive - 7,200 RPM, 2.5-inch form factor, 9.5mm thick - Includes bracket Part 596417-001 634919-001 Retail
