Guaranteed compatible upgrades for:

IBM/Lenovo ThinkPad W540 (dual-core models w/2 SOD

System Specifications
Maximum Memory:
  • 16GB
  • 2 Sockets
Standard Memory:
  • 4GB (Removable)
  • Intel Core i7 Intel QM87
  • Intel Core i5 Intel QM87
  • Intel Core i5 Intel QM87
Bus Architecture:
  • Flash - SDXC; SSD - SATA 2.5-inch 7mm; USB 2.0/3.x Type-A
Mfr's System P/N's:
  • 20BGxxx; 20BHxxx
Upgrade Path:
  • Virtually any configuration up to 16GB can be reached using any combination of 4 and 8GB modules.