Dell 400-19728 internal hard drive vs Dell U717D internal hard drive

Key differences

The Dell U717D internal hard drive has 14 GB more HDD capacity than the Dell 400-19728 internal hard drive (160 GB vs 146 GB). The Dell 400-19728 internal hard drive has 7,800 RPM more HDD speed than the Dell U717D internal hard drive (15000 RPM vs 7200 RPM). The Dell U717D internal hard drive has 1" more HDD size than the Dell 400-19728 internal hard drive (3.5" vs 2.5"). Interface: SAS on the Dell 400-19728 internal hard drive, Serial ATA II on the Dell U717D internal hard drive. Component for: Server/workstation on the Dell 400-19728 internal hard drive, PC on the Dell U717D internal hard drive.

• HDD capacity
  • 400-19728 internal hard drive:146 GB
  • U717D internal hard drive:160 GB
• HDD speed
  • 400-19728 internal hard drive:15000 RPM
  • U717D internal hard drive:7200 RPM
• HDD size
  • 400-19728 internal hard drive:2.5"
  • U717D internal hard drive:3.5"
• Interface
  • 400-19728 internal hard drive:SAS
  • U717D internal hard drive:Serial ATA II
• Component for
  • 400-19728 internal hard drive:Server/workstation
  • U717D internal hard drive:PC
• Operating voltage
  • 400-19728 internal hard drive:5 V
  • U717D internal hard drive:5 / 12 V