Hardisk Drive 500GB HDD

1. General Specifications

• Capacity: 500GB (Gigabytes)

• Type: SATA HDD (Serial ATA Hard Disk Drive)

• Form Factor: 3.5-inch (Desktop) / 2.5-inch (Laptop/Notebook)

• Interface: SATA III (6 Gbps) (Backward compatible with SATA II & SATA I)

2. Performance Specifications

• Rotational Speed (RPM):

  • 5400 RPM (Common in laptops, low power, quiet)

  • 7200 RPM (Faster, better for desktops/gaming)

• Cache (Buffer Size): 16MB, 32MB, or 64MB (Higher cache = better performance)

• Data Transfer Rate:

  • Up to 150 MB/s (Sustained transfer speed)

  • Burst Speed: Up to 600 MB/s (SATA III interface limit)

• Average Latency: 5.5ms (7200 RPM) / 5.9ms (5400 RPM)

3. Physical & Power Details

For 3.5-inch (Desktop HDD)

• Dimensions: ~ 147mm × 102mm × 26mm

• Weight: ~ 500-700 grams

• Power Consumption:

  • Idle: ~ 4-6W

  • Active: ~ 6-10W

For 2.5-inch (Laptop HDD)

• Dimensions: ~ 100mm × 69.9mm × 9.5mm (Standard) / 7mm (Slim)

• Weight: ~ 100-150 grams

• Power Consumption:

  • Idle: ~ 1.5-2W

  • Active: ~ 2-4W