Guaranteed compatible upgrades for:

IBM/Lenovo ThinkPad X31 Pentium M 2890, 2891-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
Bus Architecture:
  • PC Card
Mfr's System P/N's:
  • 2890-xxx; 2891-xxx
Upgrade Path:
  • Virtually any configuration up to 2GB can be reached using any combination of 256, 512MB, and 1GB modules.