Guaranteed compatible upgrades for:

IBM/Lenovo SurePOS 500/600 Series 4840-5x3, 6x3

System Specifications
Maximum Memory:
  • 2GB
  • 2 Sockets
Standard Memory:
  • 256MB (Removable) or
  • 512MB (Removable)
  • Intel Celeron 2 GHz Intel 845GV
Bus Architecture:
  • (N/A)
Mfr's System P/N's:
  • 4840-5x3; 4840-6x3
Upgrade Path:
  • Virtually any configuration up to 2GB can be reached using any combination of 512MB and 1GB.