Magnetic disk vs SSD

• Magnetic Disk
  • Stores data on a magnetic disk
  • Typical capacity: 1TB - 20TB
• SSD
  • Stores data in NAND flash memory
  • Typical capacity: 100GB - 10 TB
  • Faster than magnetic disk
    • Particularly random disk access
  • But x5 more expensive and limited write cycles (~2000)