The IBM/Lenovo PS/2 Model 55 LS uses - - memory upgrades as listed in the detailed specifications below. All memory and other upgrades compatible with this system are listed on this page.

Need Assistance? Please call and speak with one of our expert technicians at 800-240-8577 or US 404-935-4048 to verify exact system specs before ordering.
Memory Type - -
Base Memory 2MB (Removable) 4MB (Removable)
Upgrade Slots 2 Sockets on system board 4 Sockets on expansion board
Maximum Memory 8MB on system board 16MB using expansion board
Maximum Module Size
CPU & Chipset Intel i386SX 16 MHz
Bus Architecture MCA

We currently do not offer any upgrades or upgrades are currently unavailable for purchase online. Please contact us to order upgrades for this device.


Upgrade References

The table below are references to other manufacturer part numbers which are specific to this device, have identical specifications to our components. This information is made available for your reference.
Part# Source References
KTM2000/M70 2MB Module Kingston
KTM4000/M70 4MB Module Kingston
KTM609/16-2 2-16MB Expansion Board Kingston
KTM609/16-4 4-16MB Expansion Board Kingston