Guaranteed compatible upgrades for:

IBM/Lenovo ThinkCentre M90


System Specifications
Maximum Memory:
  • 16 GB
Expansion:
  • 4 Sockets
Standard Memory:
  • 1 GB (Removable) or
  • 2 GB (Removable)
CPU/Chipset:
  • Intel Core i5 Intel Q57
  • Intel Core i3 Intel Q57
  • Intel Pentium Dual Core Intel Q57
Bus Architecture:
  • PCI; PCI Express; SSD - SATA 2.5-inch 9.5mm
Mfr's System P/N's:
  • 3245-xxx; 3246-xxx; 3491-xxx; 3544-xxx; 3544W1E; 5384-xxx; 5391-xxx; 5474-xxx; 5484-xxx; 5485-xxx; 5548-xxx; 5554-xxx; 5567-xxx; 6232-xxx; STCB7MZ
Upgrade Path:
  • Virtually any configuration up to 16GB can be reached using any combination of 1, 2, and 4GB modules.
Comments:
  • If 4GB is installed, the recognized memory may be reduced to 3.5GB or less (depending on system configuration and memory allocation).
  • Maximum configurations require a 64-bit operating system.
  • MODULES MUST BE ORDERED AND INSTALLED IN PAIRS for Dual Channel mode