Lenovo 300GB SAS 2.5" vs Lenovo 750GB 3.5" SATA II

Key differences

The Lenovo 750GB 3.5" SATA II has 450 GB more HDD capacity than the Lenovo 300GB SAS 2.5" (750 GB vs 300 GB). The Lenovo 300GB SAS 2.5" has 2,800 RPM more HDD speed than the Lenovo 750GB 3.5" SATA II (10000 RPM vs 7200 RPM). The Lenovo 750GB 3.5" SATA II has 1" more HDD size than the Lenovo 300GB SAS 2.5" (3.5" vs 2.5"). Interface: Serial ATA on the Lenovo 300GB SAS 2.5", Serial ATA II on the Lenovo 750GB 3.5" SATA II. Operating voltage: 5 V on the Lenovo 300GB SAS 2.5", 5 / 12 V on the Lenovo 750GB 3.5" SATA II.

• HDD capacity
  • 300GB SAS 2.5":300 GB
  • 750GB 3.5" SATA II:750 GB
• HDD speed
  • 300GB SAS 2.5":10000 RPM
  • 750GB 3.5" SATA II:7200 RPM
• HDD size
  • 300GB SAS 2.5":2.5"
  • 750GB 3.5" SATA II:3.5"
• Interface
  • 300GB SAS 2.5":Serial ATA
  • 750GB 3.5" SATA II:Serial ATA II
• Operating voltage
  • 300GB SAS 2.5":5 V
  • 750GB 3.5" SATA II:5 / 12 V