Guaranteed compatible upgrades for:

IBM/Lenovo ThinkPad R51e Pentium M/Celeron M 1843, 1844-xxx


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System Specifications
Maximum Memory:
  • 2GB
Expansion:
  • 2 Sockets
Standard Memory:
  • 256MB (Removable) or
  • 512MB (Removable)
CPU/Chipset:
  • Intel Pentium M
  • Intel Celeron M
Bus Architecture:
  • PC Card
Mfr's System P/N's:
  • 1843-xxx; 1844-xxx; 1845-xxx
Upgrade Path:
  • Virtually any configuration up to 2GB can be reached using 1GB modules.