Guaranteed compatible upgrades for:

Toshiba Tecra M Series M9-185 (PTM91E-0G401QAR) (PTM91E-0G401QAR)

System Specifications
Maximum Memory:
  • 4GB
  • 2 Sockets
Standard Memory:
  • 256MB (Removable) or
  • 512MB (Removable) or
  • 1GB (Removable) or
  • 2GB (Removable)
  • Intel Core 2 Duo 2.2 GHz Intel PM965
Bus Architecture:
  • PC Card; USB 2.0/3.x Type-A
Mfr's System P/N's:
  • PTM91E-0G401QAR; PTM91E-0G4045G3
Upgrade Path:
  • Up to 4GB can be reached using 2GB modules.